diff options
| -rw-r--r-- | 2017/12.hs | 35 | ||||
| -rw-r--r-- | 2017/12.in | 2000 |
2 files changed, 2035 insertions, 0 deletions
diff --git a/2017/12.hs b/2017/12.hs new file mode 100644 index 0000000..44ef729 --- /dev/null +++ b/2017/12.hs @@ -0,0 +1,35 @@ +import Control.Monad +import Data.Char +import qualified Data.Map.Strict as Map +import Data.Map.Strict ((!)) +import qualified Data.Set as Set + + +parseLine :: String -> (Int, [Int]) +parseLine s = + let from : "<->" : tos = words s + in (read from, read from : map (read . takeWhile isDigit) tos) + +fixpoint :: Eq a => (a -> a) -> a -> a +fixpoint f x = let x' = f x in if x == x' then x else fixpoint f x' + +pipeGroup :: Int -> Map.Map Int [Int] -> Set.Set Int +pipeGroup start pipemap = fixpoint (expand pipemap) (Set.singleton start) + where + expand pm gr = Set.fromList (concatMap (pm !) (Set.toList gr)) + +pipeGroups :: Map.Map Int [Int] -> [Set.Set Int] +pipeGroups pipemap = go pipemap (Set.fromList (Map.keys pipemap)) + where + go pm set + | Set.null set = [] + | otherwise = + let (i, set') = Set.deleteFindMin set + grp = pipeGroup i pipemap + in grp : go pm (set' Set.\\ grp) + +main :: IO () +main = do + pipemap <- liftM (Map.fromList . map parseLine . lines) (readFile "12.in") + print $ Set.size (pipeGroup 0 pipemap) + print $ length (pipeGroups pipemap) diff --git a/2017/12.in b/2017/12.in new file mode 100644 index 0000000..1055030 --- /dev/null +++ b/2017/12.in @@ -0,0 +1,2000 @@ +0 <-> 1352, 1864 +1 <-> 430 +2 <-> 1202, 1416 +3 <-> 303, 363, 635 +4 <-> 1041, 1383 +5 <-> 143, 1513 +6 <-> 6 +7 <-> 619 +8 <-> 167, 1246, 1822 +9 <-> 577, 1274, 1347 +10 <-> 10, 899 +11 <-> 790 +12 <-> 606 +13 <-> 1134, 1894 +14 <-> 539, 1974 +15 <-> 683, 1783 +16 <-> 438, 1235 +17 <-> 17 +18 <-> 760, 1162 +19 <-> 1146 +20 <-> 678, 1235, 1397, 1911 +21 <-> 127, 615, 980 +22 <-> 22, 187 +23 <-> 192, 552 +24 <-> 169 +25 <-> 471 +26 <-> 1030, 1329, 1333 +27 <-> 1404 +28 <-> 1249 +29 <-> 1755 +30 <-> 198 +31 <-> 510, 1884 +32 <-> 1088 +33 <-> 54, 372, 616, 938, 1548 +34 <-> 1574 +35 <-> 238, 1411 +36 <-> 114 +37 <-> 1962 +38 <-> 1554, 1633 +39 <-> 72, 486, 1002 +40 <-> 40, 1224, 1342, 1511, 1886 +41 <-> 1244, 1644 +42 <-> 1784 +43 <-> 169, 1142 +44 <-> 96, 827 +45 <-> 842, 1512 +46 <-> 1248 +47 <-> 283, 1125, 1130 +48 <-> 212, 327, 1922 +49 <-> 490 +50 <-> 359, 1386 +51 <-> 1186 +52 <-> 414 +53 <-> 808 +54 <-> 33, 673 +55 <-> 614 +56 <-> 56 +57 <-> 257 +58 <-> 482, 701, 1702, 1921 +59 <-> 515, 695, 1073 +60 <-> 809 +61 <-> 865 +62 <-> 106, 764 +63 <-> 416, 1119, 1360 +64 <-> 552 +65 <-> 978, 1042 +66 <-> 97, 130, 168 +67 <-> 180, 339 +68 <-> 1076 +69 <-> 1550, 1621 +70 <-> 1163, 1574, 1834 +71 <-> 163, 1789 +72 <-> 39, 1461, 1693 +73 <-> 266, 652, 1612, 1877 +74 <-> 860, 936, 1685 +75 <-> 502, 768 +76 <-> 1064 +77 <-> 1685, 1967 +78 <-> 501 +79 <-> 743, 1261, 1608 +80 <-> 80, 1901 +81 <-> 1684 +82 <-> 82 +83 <-> 234, 504, 1159 +84 <-> 1529 +85 <-> 705 +86 <-> 362, 644 +87 <-> 223 +88 <-> 1870 +89 <-> 1412, 1633 +90 <-> 191, 1141, 1993, 1999 +91 <-> 588 +92 <-> 92 +93 <-> 918 +94 <-> 972, 1401 +95 <-> 1043, 1299 +96 <-> 44 +97 <-> 66, 1089 +98 <-> 1300 +99 <-> 243, 1220, 1957 +100 <-> 1327 +101 <-> 815, 1700, 1782 +102 <-> 427, 723, 780, 1033 +103 <-> 589, 1586 +104 <-> 486 +105 <-> 1296 +106 <-> 62, 1677 +107 <-> 1855 +108 <-> 174, 1792 +109 <-> 1518 +110 <-> 1943 +111 <-> 1799 +112 <-> 112, 845 +113 <-> 1189 +114 <-> 36, 1895 +115 <-> 775, 894, 987, 1832 +116 <-> 455, 1317 +117 <-> 436, 630, 944, 1229 +118 <-> 1316 +119 <-> 282 +120 <-> 1022 +121 <-> 446, 685 +122 <-> 908, 1189 +123 <-> 850, 1058, 1400 +124 <-> 124, 867 +125 <-> 316, 1198 +126 <-> 1938 +127 <-> 21 +128 <-> 514, 871 +129 <-> 597 +130 <-> 66, 187, 541, 952 +131 <-> 637, 728, 1951 +132 <-> 1480 +133 <-> 921, 1443 +134 <-> 506, 576 +135 <-> 1510 +136 <-> 755 +137 <-> 842 +138 <-> 1077, 1219 +139 <-> 1284, 1664 +140 <-> 403 +141 <-> 452, 1400 +142 <-> 142, 442, 1462, 1463 +143 <-> 5, 331, 492 +144 <-> 144 +145 <-> 844 +146 <-> 774, 1141 +147 <-> 351, 458 +148 <-> 1984 +149 <-> 499, 909, 935 +150 <-> 153, 1300 +151 <-> 151 +152 <-> 1331 +153 <-> 150 +154 <-> 783 +155 <-> 155, 1985 +156 <-> 1752 +157 <-> 716, 1144 +158 <-> 647, 750 +159 <-> 583 +160 <-> 493, 770, 1669, 1675 +161 <-> 161, 291, 1890 +162 <-> 744, 1088, 1250 +163 <-> 71, 803 +164 <-> 231 +165 <-> 1799 +166 <-> 1101 +167 <-> 8, 167 +168 <-> 66, 441 +169 <-> 24, 43, 1015 +170 <-> 414, 509, 1222, 1392, 1947 +171 <-> 180, 260, 1448 +172 <-> 1894 +173 <-> 585, 1662 +174 <-> 108, 1300, 1304, 1789 +175 <-> 574, 1245 +176 <-> 1776, 1809 +177 <-> 1625 +178 <-> 1463 +179 <-> 1469, 1648 +180 <-> 67, 171 +181 <-> 506, 1333 +182 <-> 1703 +183 <-> 370, 745, 816, 961 +184 <-> 1143, 1608, 1696 +185 <-> 431, 447, 633 +186 <-> 352, 752 +187 <-> 22, 130, 201, 232, 279 +188 <-> 921 +189 <-> 1460 +190 <-> 445, 891, 972 +191 <-> 90, 1078, 1383, 1957 +192 <-> 23, 1057 +193 <-> 1438 +194 <-> 196, 819, 873 +195 <-> 1403 +196 <-> 194, 508 +197 <-> 865, 1625 +198 <-> 30, 855, 1397 +199 <-> 399, 401 +200 <-> 458 +201 <-> 187, 457, 796 +202 <-> 754, 964, 1736, 1737 +203 <-> 937, 1890 +204 <-> 676, 1148, 1472 +205 <-> 205 +206 <-> 206, 872, 1504 +207 <-> 1575, 1717 +208 <-> 1349, 1582, 1619, 1952 +209 <-> 375, 523 +210 <-> 1029 +211 <-> 588, 623 +212 <-> 48, 404, 820 +213 <-> 213 +214 <-> 1370 +215 <-> 360, 412, 1507, 1800, 1874 +216 <-> 287, 634, 1023, 1986 +217 <-> 662, 1863 +218 <-> 417, 1154 +219 <-> 1250, 1442, 1962 +220 <-> 595, 935, 1153, 1181 +221 <-> 290 +222 <-> 1328, 1407 +223 <-> 87, 464, 925, 1131 +224 <-> 1398 +225 <-> 225, 768 +226 <-> 999 +227 <-> 311, 581, 697 +228 <-> 983, 1019 +229 <-> 719, 1469, 1820 +230 <-> 453, 806, 1205, 1449 +231 <-> 164, 451, 1741 +232 <-> 187 +233 <-> 664, 1419 +234 <-> 83, 295, 482, 1684 +235 <-> 622 +236 <-> 236, 1662 +237 <-> 287 +238 <-> 35, 1308, 1608, 1805 +239 <-> 1365 +240 <-> 1177 +241 <-> 387, 778, 1051 +242 <-> 1233 +243 <-> 99, 806, 1614 +244 <-> 609, 1468 +245 <-> 625, 1618 +246 <-> 841, 1835 +247 <-> 1720 +248 <-> 1382, 1859 +249 <-> 601, 1882 +250 <-> 250, 1189, 1603, 1673, 1793 +251 <-> 511 +252 <-> 627 +253 <-> 1195 +254 <-> 400, 1562, 1893, 1951 +255 <-> 285, 588, 1180 +256 <-> 1408, 1468 +257 <-> 57, 1211, 1940 +258 <-> 695, 1174 +259 <-> 610, 1176, 1516 +260 <-> 171 +261 <-> 268 +262 <-> 502, 837, 1963 +263 <-> 263 +264 <-> 622, 638, 1815, 1945 +265 <-> 570, 1590 +266 <-> 73 +267 <-> 336, 1040 +268 <-> 261, 1815 +269 <-> 652, 966, 1487 +270 <-> 508, 522 +271 <-> 1259, 1298, 1477, 1767 +272 <-> 553, 1103, 1982 +273 <-> 593, 1919 +274 <-> 934, 1361 +275 <-> 1839 +276 <-> 329 +277 <-> 1017, 1047 +278 <-> 671 +279 <-> 187, 853 +280 <-> 1097, 1370 +281 <-> 629 +282 <-> 119, 1431 +283 <-> 47, 974 +284 <-> 1359, 1471 +285 <-> 255 +286 <-> 321, 883 +287 <-> 216, 237 +288 <-> 630, 880 +289 <-> 289, 1853 +290 <-> 221, 1307 +291 <-> 161, 691, 1213 +292 <-> 808 +293 <-> 877, 1031, 1192 +294 <-> 294, 1935 +295 <-> 234 +296 <-> 520, 1725 +297 <-> 578, 702, 1184, 1209, 1431 +298 <-> 979 +299 <-> 1297, 1506 +300 <-> 540, 995, 1187, 1774 +301 <-> 675 +302 <-> 739, 842 +303 <-> 3, 1149, 1369, 1484 +304 <-> 690 +305 <-> 1306 +306 <-> 481 +307 <-> 474, 1723 +308 <-> 323 +309 <-> 995 +310 <-> 544, 797, 1000 +311 <-> 227, 927, 1127 +312 <-> 1519 +313 <-> 1989 +314 <-> 314 +315 <-> 536, 560, 1758 +316 <-> 125, 582, 679, 1362 +317 <-> 317, 510 +318 <-> 1382, 1678 +319 <-> 682 +320 <-> 1733 +321 <-> 286, 575 +322 <-> 905, 1898 +323 <-> 308, 366, 788, 1022, 1119, 1615 +324 <-> 1151, 1390, 1540 +325 <-> 1022 +326 <-> 335, 1858 +327 <-> 48 +328 <-> 1076, 1456 +329 <-> 276, 329, 1268 +330 <-> 796, 919, 1330, 1565, 1926 +331 <-> 143, 1522 +332 <-> 831 +333 <-> 1746 +334 <-> 1254, 1844 +335 <-> 326 +336 <-> 267, 913 +337 <-> 454, 1365, 1618 +338 <-> 1800 +339 <-> 67 +340 <-> 1061 +341 <-> 957 +342 <-> 1130, 1242 +343 <-> 782, 1629 +344 <-> 350, 1216 +345 <-> 898 +346 <-> 586, 1372 +347 <-> 1537 +348 <-> 1899 +349 <-> 378 +350 <-> 344 +351 <-> 147, 381, 993 +352 <-> 186 +353 <-> 353, 646, 913 +354 <-> 465 +355 <-> 1423, 1695 +356 <-> 573, 1241 +357 <-> 1695 +358 <-> 1100, 1271 +359 <-> 50, 1472, 1910 +360 <-> 215 +361 <-> 1512 +362 <-> 86, 1768, 1997 +363 <-> 3, 1731 +364 <-> 657, 1713, 1992 +365 <-> 475, 1490, 1968 +366 <-> 323, 1482, 1765 +367 <-> 831 +368 <-> 1393 +369 <-> 1135 +370 <-> 183, 592 +371 <-> 637, 1518 +372 <-> 33 +373 <-> 1494 +374 <-> 1761 +375 <-> 209 +376 <-> 1587 +377 <-> 1522 +378 <-> 349, 686, 1006, 1946 +379 <-> 379, 487 +380 <-> 1763 +381 <-> 351, 1048 +382 <-> 1895 +383 <-> 1623 +384 <-> 1423, 1450 +385 <-> 1350, 1770 +386 <-> 798, 890 +387 <-> 241, 894 +388 <-> 1756 +389 <-> 629 +390 <-> 507 +391 <-> 1780 +392 <-> 1144 +393 <-> 1240, 1279 +394 <-> 1227 +395 <-> 1361 +396 <-> 396 +397 <-> 397, 1228 +398 <-> 454 +399 <-> 199 +400 <-> 254, 1147 +401 <-> 199, 1068, 1445, 1918 +402 <-> 636, 1601, 1934 +403 <-> 140, 921 +404 <-> 212, 430, 468, 1064, 1346, 1434 +405 <-> 633 +406 <-> 949 +407 <-> 512, 951 +408 <-> 1900, 1908 +409 <-> 409 +410 <-> 1724 +411 <-> 624, 733 +412 <-> 215, 1455 +413 <-> 1612 +414 <-> 52, 170 +415 <-> 907, 1600 +416 <-> 63 +417 <-> 218, 835 +418 <-> 418, 1116 +419 <-> 1531 +420 <-> 1154, 1538 +421 <-> 485, 511 +422 <-> 422 +423 <-> 665 +424 <-> 1891 +425 <-> 1140 +426 <-> 1409 +427 <-> 102 +428 <-> 463 +429 <-> 575, 1432, 1779 +430 <-> 1, 404 +431 <-> 185, 1473 +432 <-> 1065, 1720 +433 <-> 1554 +434 <-> 965 +435 <-> 562, 1577 +436 <-> 117 +437 <-> 960 +438 <-> 16, 926, 1342 +439 <-> 1171 +440 <-> 1198, 1622 +441 <-> 168 +442 <-> 142 +443 <-> 443 +444 <-> 1399, 1836 +445 <-> 190 +446 <-> 121 +447 <-> 185, 1249 +448 <-> 1505 +449 <-> 542, 1433 +450 <-> 1859 +451 <-> 231, 590, 1641, 1651 +452 <-> 141, 452 +453 <-> 230 +454 <-> 337, 398, 511 +455 <-> 116, 455 +456 <-> 1231, 1368 +457 <-> 201, 1294 +458 <-> 147, 200, 1799 +459 <-> 1113 +460 <-> 1521, 1841 +461 <-> 882 +462 <-> 683, 1744, 1887 +463 <-> 428, 1221 +464 <-> 223, 1310 +465 <-> 354, 880 +466 <-> 960, 1216 +467 <-> 511, 1185 +468 <-> 404 +469 <-> 469 +470 <-> 470 +471 <-> 25, 494, 747, 1078 +472 <-> 855, 1358 +473 <-> 473 +474 <-> 307, 1288 +475 <-> 365, 688, 1881 +476 <-> 1129, 1496, 1753 +477 <-> 828, 1032, 1376 +478 <-> 1474, 1950 +479 <-> 479 +480 <-> 480, 1318 +481 <-> 306, 487 +482 <-> 58, 234, 902, 1003 +483 <-> 1681, 1730 +484 <-> 484, 1071 +485 <-> 421, 800, 975, 1124 +486 <-> 39, 104 +487 <-> 379, 481, 918 +488 <-> 488, 1297 +489 <-> 897, 1216, 1384 +490 <-> 49, 1286 +491 <-> 1283 +492 <-> 143, 1098 +493 <-> 160, 1120 +494 <-> 471, 1781 +495 <-> 495, 642, 714, 1004 +496 <-> 1227 +497 <-> 513, 1349, 1382 +498 <-> 1846 +499 <-> 149, 499 +500 <-> 621, 1005, 1640 +501 <-> 78, 1254 +502 <-> 75, 262, 1008, 1404, 1915 +503 <-> 1707 +504 <-> 83 +505 <-> 1809 +506 <-> 134, 181, 506 +507 <-> 390, 621, 1630 +508 <-> 196, 270 +509 <-> 170, 1819 +510 <-> 31, 317, 656 +511 <-> 251, 421, 454, 467, 1532 +512 <-> 407, 1258, 1430 +513 <-> 497 +514 <-> 128, 840 +515 <-> 59, 619, 662 +516 <-> 1649 +517 <-> 517 +518 <-> 731 +519 <-> 1522 +520 <-> 296, 847 +521 <-> 1667 +522 <-> 270, 690, 1047, 1246 +523 <-> 209, 1087 +524 <-> 1267 +525 <-> 714, 1126, 1896 +526 <-> 1788 +527 <-> 1660, 1733 +528 <-> 1309, 1955 +529 <-> 1912 +530 <-> 838 +531 <-> 1167, 1515 +532 <-> 532, 1128 +533 <-> 1602 +534 <-> 564, 1108 +535 <-> 535, 810 +536 <-> 315, 1842 +537 <-> 1947 +538 <-> 1208, 1445 +539 <-> 14, 825 +540 <-> 300 +541 <-> 130, 1188 +542 <-> 449, 1197 +543 <-> 1302 +544 <-> 310, 1131 +545 <-> 1409 +546 <-> 772 +547 <-> 1954 +548 <-> 1662 +549 <-> 1601 +550 <-> 875, 1899 +551 <-> 1208 +552 <-> 23, 64, 1140 +553 <-> 272, 1616, 1632, 1988 +554 <-> 554, 622, 1169 +555 <-> 555, 705, 772 +556 <-> 625 +557 <-> 867, 1210 +558 <-> 870, 1039, 1320, 1509, 1995 +559 <-> 835, 968 +560 <-> 315 +561 <-> 1335 +562 <-> 435 +563 <-> 658 +564 <-> 534, 640, 1456, 1610 +565 <-> 1130 +566 <-> 741 +567 <-> 1018 +568 <-> 839 +569 <-> 1544, 1767 +570 <-> 265 +571 <-> 1006, 1852 +572 <-> 1320 +573 <-> 356, 787, 816, 1947 +574 <-> 175, 1287, 1381, 1413 +575 <-> 321, 429 +576 <-> 134 +577 <-> 9, 668, 1979 +578 <-> 297, 1576 +579 <-> 1779 +580 <-> 798 +581 <-> 227, 832 +582 <-> 316, 1033 +583 <-> 159, 1550 +584 <-> 1988 +585 <-> 173, 1275 +586 <-> 346, 1343 +587 <-> 1499, 1911 +588 <-> 91, 211, 255 +589 <-> 103, 703 +590 <-> 451, 1686 +591 <-> 828, 1746 +592 <-> 370 +593 <-> 273 +594 <-> 1358, 1607 +595 <-> 220 +596 <-> 1050, 1375 +597 <-> 129, 1463 +598 <-> 598, 1804 +599 <-> 1606, 1671 +600 <-> 1930 +601 <-> 249, 869, 1233, 1336 +602 <-> 1150, 1203 +603 <-> 603 +604 <-> 604, 620 +605 <-> 835, 1556, 1770 +606 <-> 12, 696, 1634, 1897 +607 <-> 1629 +608 <-> 608 +609 <-> 244, 738 +610 <-> 259, 684, 1309 +611 <-> 1398 +612 <-> 612, 1178, 1808 +613 <-> 1245 +614 <-> 55, 1701, 1969 +615 <-> 21, 759 +616 <-> 33, 1160 +617 <-> 617, 824 +618 <-> 725, 840 +619 <-> 7, 515 +620 <-> 604, 1247 +621 <-> 500, 507, 1039 +622 <-> 235, 264, 554, 665, 1476 +623 <-> 211, 773, 1382, 1839 +624 <-> 411, 943 +625 <-> 245, 556, 794, 1277 +626 <-> 988, 1429, 1495 +627 <-> 252, 708, 1780 +628 <-> 981 +629 <-> 281, 389, 1132 +630 <-> 117, 288, 802, 1438, 1492 +631 <-> 753, 1279, 1716, 1843 +632 <-> 1715 +633 <-> 185, 405 +634 <-> 216 +635 <-> 3 +636 <-> 402, 1983 +637 <-> 131, 371 +638 <-> 264, 1157 +639 <-> 815 +640 <-> 564 +641 <-> 1473, 1727 +642 <-> 495 +643 <-> 967, 1996 +644 <-> 86, 1586 +645 <-> 1063, 1994 +646 <-> 353 +647 <-> 158, 1732 +648 <-> 910, 1758 +649 <-> 685, 704 +650 <-> 1443, 1490 +651 <-> 891 +652 <-> 73, 269, 1374 +653 <-> 756 +654 <-> 1026 +655 <-> 1177 +656 <-> 510 +657 <-> 364 +658 <-> 563, 1264, 1402, 1457, 1617 +659 <-> 899, 1543 +660 <-> 874, 1691 +661 <-> 1979 +662 <-> 217, 515 +663 <-> 953, 1147 +664 <-> 233, 820, 1152 +665 <-> 423, 622, 856 +666 <-> 1020 +667 <-> 1093, 1611 +668 <-> 577, 892 +669 <-> 1563 +670 <-> 984, 1927 +671 <-> 278, 803, 982 +672 <-> 1143 +673 <-> 54, 1650, 1902 +674 <-> 1624, 1694 +675 <-> 301, 1473 +676 <-> 204, 1726 +677 <-> 786, 1772 +678 <-> 20 +679 <-> 316 +680 <-> 722, 1885 +681 <-> 845 +682 <-> 319, 777, 1935 +683 <-> 15, 462 +684 <-> 610 +685 <-> 121, 649, 836, 1137 +686 <-> 378, 1709 +687 <-> 687 +688 <-> 475 +689 <-> 1950 +690 <-> 304, 522, 1357, 1814 +691 <-> 291 +692 <-> 838, 1183 +693 <-> 1298 +694 <-> 1493 +695 <-> 59, 258, 1529 +696 <-> 606 +697 <-> 227, 1590 +698 <-> 870 +699 <-> 1699 +700 <-> 1740 +701 <-> 58, 1535 +702 <-> 297 +703 <-> 589, 703 +704 <-> 649, 1289, 1652 +705 <-> 85, 555 +706 <-> 1523 +707 <-> 1606 +708 <-> 627, 710, 1498, 1598 +709 <-> 852, 1835 +710 <-> 708 +711 <-> 711 +712 <-> 1786 +713 <-> 991, 1558 +714 <-> 495, 525 +715 <-> 1185, 1473 +716 <-> 157 +717 <-> 1425 +718 <-> 718, 1316 +719 <-> 229, 1568 +720 <-> 1977 +721 <-> 721, 1272 +722 <-> 680, 734, 1547 +723 <-> 102 +724 <-> 1982 +725 <-> 618, 807 +726 <-> 1771 +727 <-> 1447 +728 <-> 131, 1232, 1972 +729 <-> 1345, 1875 +730 <-> 730, 991 +731 <-> 518, 1201, 1484 +732 <-> 1972 +733 <-> 411, 1596 +734 <-> 722 +735 <-> 1253 +736 <-> 936, 1160 +737 <-> 799, 865, 957, 1319 +738 <-> 609 +739 <-> 302, 1047 +740 <-> 1532 +741 <-> 566, 1226, 1395 +742 <-> 742, 1215 +743 <-> 79, 1552 +744 <-> 162, 1110 +745 <-> 183 +746 <-> 1861 +747 <-> 471 +748 <-> 1671 +749 <-> 1099, 1899 +750 <-> 158 +751 <-> 751 +752 <-> 186, 804, 1013, 1403 +753 <-> 631, 753 +754 <-> 202, 1423, 1670 +755 <-> 136, 803, 1343 +756 <-> 653, 756 +757 <-> 819 +758 <-> 758 +759 <-> 615 +760 <-> 18, 1044 +761 <-> 1636 +762 <-> 1184, 1251 +763 <-> 879, 1227 +764 <-> 62, 1486 +765 <-> 1993 +766 <-> 966, 1665 +767 <-> 773, 925, 1295 +768 <-> 75, 225 +769 <-> 1675 +770 <-> 160 +771 <-> 801, 916, 985, 996, 1984 +772 <-> 546, 555 +773 <-> 623, 767, 927, 1447 +774 <-> 146, 979, 1583 +775 <-> 115, 947 +776 <-> 1055 +777 <-> 682, 1114, 1480 +778 <-> 241 +779 <-> 1735 +780 <-> 102, 781, 1942 +781 <-> 780, 1062 +782 <-> 343, 809, 881, 1766 +783 <-> 154, 1389, 1763 +784 <-> 1168, 1935 +785 <-> 1286 +786 <-> 677, 833, 1140 +787 <-> 573, 1801 +788 <-> 323, 1036 +789 <-> 983, 1599 +790 <-> 11, 1322, 1503, 1667 +791 <-> 956 +792 <-> 1708 +793 <-> 1431 +794 <-> 625, 1842 +795 <-> 795 +796 <-> 201, 330 +797 <-> 310, 1425, 1749 +798 <-> 386, 580 +799 <-> 737, 1561, 1722 +800 <-> 485 +801 <-> 771 +802 <-> 630, 1363 +803 <-> 163, 671, 755, 1897, 1953 +804 <-> 752, 1356 +805 <-> 1459 +806 <-> 230, 243 +807 <-> 725, 855 +808 <-> 53, 292, 1303, 1494 +809 <-> 60, 782 +810 <-> 535, 1713 +811 <-> 1670 +812 <-> 1910 +813 <-> 1458 +814 <-> 896, 1098 +815 <-> 101, 639, 815, 898 +816 <-> 183, 573 +817 <-> 817, 1021, 1262 +818 <-> 818, 1077 +819 <-> 194, 757, 861 +820 <-> 212, 664, 1944 +821 <-> 1081, 1109 +822 <-> 1769 +823 <-> 1758 +824 <-> 617 +825 <-> 539 +826 <-> 1150, 1844 +827 <-> 44, 831 +828 <-> 477, 591 +829 <-> 1947 +830 <-> 1165, 1669 +831 <-> 332, 367, 827 +832 <-> 581 +833 <-> 786 +834 <-> 1022, 1530 +835 <-> 417, 559, 605 +836 <-> 685, 1647 +837 <-> 262, 1560, 1944 +838 <-> 530, 692, 1717 +839 <-> 568, 843, 1021, 1788 +840 <-> 514, 618, 1390 +841 <-> 246, 1190, 1646 +842 <-> 45, 137, 302, 1306 +843 <-> 839 +844 <-> 145, 1715, 1833 +845 <-> 112, 681 +846 <-> 1136, 1718 +847 <-> 520, 1818 +848 <-> 1916 +849 <-> 1641 +850 <-> 123 +851 <-> 1072 +852 <-> 709 +853 <-> 279, 941 +854 <-> 1188 +855 <-> 198, 472, 807, 1469 +856 <-> 665 +857 <-> 1318 +858 <-> 1608 +859 <-> 1901 +860 <-> 74 +861 <-> 819, 920 +862 <-> 1378 +863 <-> 1683 +864 <-> 1880 +865 <-> 61, 197, 737, 1289 +866 <-> 866, 1221 +867 <-> 124, 557 +868 <-> 1485 +869 <-> 601, 1029 +870 <-> 558, 698 +871 <-> 128, 1738 +872 <-> 206 +873 <-> 194 +874 <-> 660, 1100 +875 <-> 550, 900 +876 <-> 1029 +877 <-> 293, 1087, 1486 +878 <-> 1726 +879 <-> 763, 1252, 1597 +880 <-> 288, 465 +881 <-> 782 +882 <-> 461, 1223, 1252, 1585 +883 <-> 286, 954, 1046, 1491 +884 <-> 1184 +885 <-> 1393, 1487 +886 <-> 907, 995, 1123 +887 <-> 988, 997 +888 <-> 1218, 1679 +889 <-> 1544 +890 <-> 386, 1867 +891 <-> 190, 651, 917, 1593 +892 <-> 668 +893 <-> 893 +894 <-> 115, 387 +895 <-> 1378, 1857 +896 <-> 814 +897 <-> 489, 1829 +898 <-> 345, 815 +899 <-> 10, 659 +900 <-> 875 +901 <-> 901, 1132, 1550 +902 <-> 482 +903 <-> 1172, 1271, 1657 +904 <-> 1954 +905 <-> 322 +906 <-> 1716 +907 <-> 415, 886, 1929 +908 <-> 122 +909 <-> 149 +910 <-> 648 +911 <-> 911 +912 <-> 1292, 1962 +913 <-> 336, 353 +914 <-> 914 +915 <-> 1744 +916 <-> 771, 1421 +917 <-> 891, 1084, 1428 +918 <-> 93, 487 +919 <-> 330, 1672 +920 <-> 861 +921 <-> 133, 188, 403, 1418, 1921 +922 <-> 1020, 1515 +923 <-> 1597 +924 <-> 1102 +925 <-> 223, 767, 1175, 1920 +926 <-> 438 +927 <-> 311, 773 +928 <-> 1162, 1317, 1571 +929 <-> 929 +930 <-> 1485, 1875 +931 <-> 1809 +932 <-> 1130, 1190, 1553 +933 <-> 1303 +934 <-> 274 +935 <-> 149, 220 +936 <-> 74, 736, 1574 +937 <-> 203, 1942 +938 <-> 33 +939 <-> 1616 +940 <-> 940, 1577 +941 <-> 853 +942 <-> 1315, 1345 +943 <-> 624 +944 <-> 117, 1531 +945 <-> 1130 +946 <-> 1789 +947 <-> 775 +948 <-> 1275 +949 <-> 406, 1279, 1795 +950 <-> 1803 +951 <-> 407, 1440, 1785 +952 <-> 130 +953 <-> 663, 1460 +954 <-> 883 +955 <-> 1954 +956 <-> 791, 1625 +957 <-> 341, 737 +958 <-> 1932 +959 <-> 1624 +960 <-> 437, 466, 1501 +961 <-> 183, 994 +962 <-> 1663 +963 <-> 963, 1734 +964 <-> 202, 1784 +965 <-> 434, 1240 +966 <-> 269, 766, 1395 +967 <-> 643, 1414 +968 <-> 559, 1523 +969 <-> 1664 +970 <-> 1670 +971 <-> 1485 +972 <-> 94, 190 +973 <-> 984 +974 <-> 283 +975 <-> 485, 1584 +976 <-> 1835 +977 <-> 977 +978 <-> 65 +979 <-> 298, 774 +980 <-> 21, 1217, 1897 +981 <-> 628, 981 +982 <-> 671 +983 <-> 228, 789, 1321, 1933 +984 <-> 670, 973, 1105 +985 <-> 771, 1703 +986 <-> 1478 +987 <-> 115, 1725 +988 <-> 626, 887, 1266 +989 <-> 1366, 1601, 1964 +990 <-> 1990 +991 <-> 713, 730, 1932 +992 <-> 1183 +993 <-> 351 +994 <-> 961 +995 <-> 300, 309, 886, 995, 1305 +996 <-> 771, 1048, 1203 +997 <-> 887 +998 <-> 1787 +999 <-> 226, 1093, 1367 +1000 <-> 310 +1001 <-> 1468, 1913 +1002 <-> 39, 1718 +1003 <-> 482 +1004 <-> 495 +1005 <-> 500 +1006 <-> 378, 571 +1007 <-> 1256 +1008 <-> 502 +1009 <-> 1127 +1010 <-> 1567 +1011 <-> 1011, 1122, 1840 +1012 <-> 1012 +1013 <-> 752 +1014 <-> 1538, 1775 +1015 <-> 169, 1426 +1016 <-> 1016, 1960 +1017 <-> 277 +1018 <-> 567, 1619 +1019 <-> 228, 1495 +1020 <-> 666, 922 +1021 <-> 817, 839 +1022 <-> 120, 323, 325, 834 +1023 <-> 216, 1271 +1024 <-> 1502 +1025 <-> 1097 +1026 <-> 654, 1455, 1739 +1027 <-> 1823, 1906 +1028 <-> 1903 +1029 <-> 210, 869, 876, 1474, 1756 +1030 <-> 26 +1031 <-> 293, 1458 +1032 <-> 477 +1033 <-> 102, 582 +1034 <-> 1984 +1035 <-> 1977 +1036 <-> 788 +1037 <-> 1037 +1038 <-> 1312, 1796, 1855 +1039 <-> 558, 621, 1831 +1040 <-> 267, 1478, 1776 +1041 <-> 4 +1042 <-> 65, 1881 +1043 <-> 95, 1202, 1794 +1044 <-> 760 +1045 <-> 1426 +1046 <-> 883 +1047 <-> 277, 522, 739 +1048 <-> 381, 996, 1578 +1049 <-> 1554, 1779 +1050 <-> 596 +1051 <-> 241, 1117 +1052 <-> 1533, 1637 +1053 <-> 1797 +1054 <-> 1814 +1055 <-> 776, 1380 +1056 <-> 1732, 1965 +1057 <-> 192 +1058 <-> 123 +1059 <-> 1114 +1060 <-> 1282 +1061 <-> 340, 1325, 1517 +1062 <-> 781, 1810 +1063 <-> 645, 1567 +1064 <-> 76, 404 +1065 <-> 432 +1066 <-> 1081, 1384, 1592 +1067 <-> 1139 +1068 <-> 401 +1069 <-> 1327, 1873 +1070 <-> 1070 +1071 <-> 484, 1334 +1072 <-> 851, 1072 +1073 <-> 59 +1074 <-> 1948 +1075 <-> 1227 +1076 <-> 68, 328, 1076 +1077 <-> 138, 818, 1906 +1078 <-> 191, 471, 1966 +1079 <-> 1869 +1080 <-> 1735, 1811, 1855 +1081 <-> 821, 1066, 1895 +1082 <-> 1740 +1083 <-> 1083 +1084 <-> 917 +1085 <-> 1111 +1086 <-> 1440, 1916 +1087 <-> 523, 877 +1088 <-> 32, 162 +1089 <-> 97, 1854, 1948 +1090 <-> 1102, 1896 +1091 <-> 1466 +1092 <-> 1655 +1093 <-> 667, 999, 1159 +1094 <-> 1248, 1961 +1095 <-> 1243 +1096 <-> 1635 +1097 <-> 280, 1025 +1098 <-> 492, 814 +1099 <-> 749 +1100 <-> 358, 874 +1101 <-> 166, 1846 +1102 <-> 924, 1090 +1103 <-> 272, 1766 +1104 <-> 1712 +1105 <-> 984, 1105 +1106 <-> 1106, 1620 +1107 <-> 1107 +1108 <-> 534, 1529 +1109 <-> 821 +1110 <-> 744 +1111 <-> 1085, 1111, 1207 +1112 <-> 1373 +1113 <-> 459, 1430 +1114 <-> 777, 1059 +1115 <-> 1115 +1116 <-> 418 +1117 <-> 1051 +1118 <-> 1474, 1583 +1119 <-> 63, 323, 1194, 1302 +1120 <-> 493 +1121 <-> 1464 +1122 <-> 1011 +1123 <-> 886, 1848 +1124 <-> 485 +1125 <-> 47, 1705 +1126 <-> 525 +1127 <-> 311, 1009, 1566 +1128 <-> 532 +1129 <-> 476 +1130 <-> 47, 342, 565, 932, 945 +1131 <-> 223, 544 +1132 <-> 629, 901 +1133 <-> 1133, 1526 +1134 <-> 13, 1913 +1135 <-> 369, 1871 +1136 <-> 846, 1879 +1137 <-> 685 +1138 <-> 1752 +1139 <-> 1067, 1202 +1140 <-> 425, 552, 786 +1141 <-> 90, 146 +1142 <-> 43, 1818 +1143 <-> 184, 672, 1411 +1144 <-> 157, 392, 1851 +1145 <-> 1145, 1628 +1146 <-> 19, 1574 +1147 <-> 400, 663, 1265 +1148 <-> 204, 1289, 1499, 1899 +1149 <-> 303, 1797 +1150 <-> 602, 826 +1151 <-> 324 +1152 <-> 664, 1518 +1153 <-> 220, 1990 +1154 <-> 218, 420, 1811 +1155 <-> 1658 +1156 <-> 1581, 1778, 1865 +1157 <-> 638, 1849 +1158 <-> 1445 +1159 <-> 83, 1093, 1680 +1160 <-> 616, 736 +1161 <-> 1161 +1162 <-> 18, 928 +1163 <-> 70 +1164 <-> 1868 +1165 <-> 830, 1769 +1166 <-> 1687 +1167 <-> 531 +1168 <-> 784, 1761 +1169 <-> 554 +1170 <-> 1206, 1327, 1754 +1171 <-> 439, 1307, 1525 +1172 <-> 903, 1172, 1542 +1173 <-> 1173 +1174 <-> 258 +1175 <-> 925, 1869 +1176 <-> 259 +1177 <-> 240, 655, 1738 +1178 <-> 612 +1179 <-> 1537 +1180 <-> 255, 1675 +1181 <-> 220 +1182 <-> 1377, 1877 +1183 <-> 692, 992 +1184 <-> 297, 762, 884, 1718 +1185 <-> 467, 715, 1369 +1186 <-> 51, 1600 +1187 <-> 300 +1188 <-> 541, 854 +1189 <-> 113, 122, 250, 1653 +1190 <-> 841, 932, 1448 +1191 <-> 1225, 1345, 1427 +1192 <-> 293, 1927 +1193 <-> 1193, 1436 +1194 <-> 1119 +1195 <-> 253, 1864 +1196 <-> 1432 +1197 <-> 542, 1368, 1825 +1198 <-> 125, 440 +1199 <-> 1199, 1570, 1740 +1200 <-> 1565 +1201 <-> 731 +1202 <-> 2, 1043, 1139, 1303 +1203 <-> 602, 996, 1250 +1204 <-> 1204 +1205 <-> 230, 1514 +1206 <-> 1170 +1207 <-> 1111 +1208 <-> 538, 551, 1904 +1209 <-> 297 +1210 <-> 557 +1211 <-> 257, 1629 +1212 <-> 1999 +1213 <-> 291 +1214 <-> 1977 +1215 <-> 742, 1311, 1502, 1721 +1216 <-> 344, 466, 489, 1457, 1810 +1217 <-> 980 +1218 <-> 888, 1294 +1219 <-> 138 +1220 <-> 99 +1221 <-> 463, 866 +1222 <-> 170 +1223 <-> 882, 1817 +1224 <-> 40, 1267 +1225 <-> 1191, 1857 +1226 <-> 741, 1309 +1227 <-> 394, 496, 763, 1075, 1673 +1228 <-> 397 +1229 <-> 117, 1237 +1230 <-> 1435, 1551, 1555 +1231 <-> 456, 1885 +1232 <-> 728 +1233 <-> 242, 601 +1234 <-> 1699 +1235 <-> 16, 20, 1335 +1236 <-> 1417 +1237 <-> 1229, 1554 +1238 <-> 1561 +1239 <-> 1731, 1864 +1240 <-> 393, 965, 1624 +1241 <-> 356, 1241 +1242 <-> 342 +1243 <-> 1095, 1540 +1244 <-> 41, 1802 +1245 <-> 175, 613 +1246 <-> 8, 522 +1247 <-> 620 +1248 <-> 46, 1094, 1430 +1249 <-> 28, 447 +1250 <-> 162, 219, 1203 +1251 <-> 762 +1252 <-> 879, 882 +1253 <-> 735, 1867 +1254 <-> 334, 501 +1255 <-> 1396 +1256 <-> 1007, 1366, 1636 +1257 <-> 1257 +1258 <-> 512, 1488 +1259 <-> 271 +1260 <-> 1898, 1978 +1261 <-> 79 +1262 <-> 817 +1263 <-> 1387, 1405, 1580 +1264 <-> 658 +1265 <-> 1147, 1943 +1266 <-> 988 +1267 <-> 524, 1224 +1268 <-> 329 +1269 <-> 1537, 1608 +1270 <-> 1540 +1271 <-> 358, 903, 1023, 1398 +1272 <-> 721, 1410 +1273 <-> 1379 +1274 <-> 9 +1275 <-> 585, 948 +1276 <-> 1920 +1277 <-> 625 +1278 <-> 1483 +1279 <-> 393, 631, 949 +1280 <-> 1572, 1842 +1281 <-> 1281, 1833 +1282 <-> 1060, 1283, 1422 +1283 <-> 491, 1282 +1284 <-> 139 +1285 <-> 1893 +1286 <-> 490, 785, 1598, 1661 +1287 <-> 574 +1288 <-> 474, 1600, 1824 +1289 <-> 704, 865, 1148, 1681 +1290 <-> 1660 +1291 <-> 1291, 1301 +1292 <-> 912, 1416 +1293 <-> 1293, 1605 +1294 <-> 457, 1218 +1295 <-> 767 +1296 <-> 105, 1859 +1297 <-> 299, 488 +1298 <-> 271, 693 +1299 <-> 95, 1445 +1300 <-> 98, 150, 174, 1422 +1301 <-> 1291 +1302 <-> 543, 1119 +1303 <-> 808, 933, 1202, 1883 +1304 <-> 174 +1305 <-> 995 +1306 <-> 305, 842 +1307 <-> 290, 1171 +1308 <-> 238, 1385 +1309 <-> 528, 610, 1226 +1310 <-> 464, 1520 +1311 <-> 1215, 1830 +1312 <-> 1038 +1313 <-> 1835 +1314 <-> 1916 +1315 <-> 942 +1316 <-> 118, 718 +1317 <-> 116, 928 +1318 <-> 480, 857 +1319 <-> 737 +1320 <-> 558, 572 +1321 <-> 983 +1322 <-> 790, 1368 +1323 <-> 1846 +1324 <-> 1920 +1325 <-> 1061, 1409, 1459 +1326 <-> 1486 +1327 <-> 100, 1069, 1170, 1441, 1641 +1328 <-> 222, 1328 +1329 <-> 26 +1330 <-> 330 +1331 <-> 152, 1358, 1380, 1690, 1888 +1332 <-> 1776 +1333 <-> 26, 181 +1334 <-> 1071 +1335 <-> 561, 1235 +1336 <-> 601 +1337 <-> 1689 +1338 <-> 1528, 1689 +1339 <-> 1422, 1588 +1340 <-> 1911, 1964 +1341 <-> 1887 +1342 <-> 40, 438 +1343 <-> 586, 755, 1806, 1956 +1344 <-> 1344, 1354, 1623, 1923 +1345 <-> 729, 942, 1191 +1346 <-> 404 +1347 <-> 9, 1524, 1757, 1945, 1978 +1348 <-> 1828 +1349 <-> 208, 497 +1350 <-> 385 +1351 <-> 1399 +1352 <-> 0 +1353 <-> 1731 +1354 <-> 1344, 1587, 1870 +1355 <-> 1522, 1625 +1356 <-> 804, 1356 +1357 <-> 690 +1358 <-> 472, 594, 1331 +1359 <-> 284, 1934 +1360 <-> 63, 1403 +1361 <-> 274, 395, 1361 +1362 <-> 316 +1363 <-> 802, 1779, 1975 +1364 <-> 1377 +1365 <-> 239, 337 +1366 <-> 989, 1256, 1420 +1367 <-> 999, 1483 +1368 <-> 456, 1197, 1322 +1369 <-> 303, 1185 +1370 <-> 214, 280, 1747, 1764 +1371 <-> 1371 +1372 <-> 346, 1546 +1373 <-> 1112, 1665 +1374 <-> 652 +1375 <-> 596, 1375 +1376 <-> 477, 1730, 1807 +1377 <-> 1182, 1364 +1378 <-> 862, 895, 1378, 1391 +1379 <-> 1273, 1698, 1715 +1380 <-> 1055, 1331, 1847 +1381 <-> 574, 1654 +1382 <-> 248, 318, 497, 623 +1383 <-> 4, 191 +1384 <-> 489, 1066 +1385 <-> 1308 +1386 <-> 50 +1387 <-> 1263 +1388 <-> 1567 +1389 <-> 783 +1390 <-> 324, 840, 1772 +1391 <-> 1378 +1392 <-> 170, 1641 +1393 <-> 368, 885 +1394 <-> 1645, 1655 +1395 <-> 741, 966 +1396 <-> 1255, 1396, 1965 +1397 <-> 20, 198 +1398 <-> 224, 611, 1271, 1549 +1399 <-> 444, 1351, 1660 +1400 <-> 123, 141 +1401 <-> 94 +1402 <-> 658 +1403 <-> 195, 752, 1360 +1404 <-> 27, 502 +1405 <-> 1263 +1406 <-> 1514 +1407 <-> 222 +1408 <-> 256 +1409 <-> 426, 545, 1325, 1980, 1981 +1410 <-> 1272 +1411 <-> 35, 1143, 1444 +1412 <-> 89 +1413 <-> 574 +1414 <-> 967, 1680 +1415 <-> 1593 +1416 <-> 2, 1292 +1417 <-> 1236, 1599 +1418 <-> 921, 1464 +1419 <-> 233 +1420 <-> 1366, 1564 +1421 <-> 916 +1422 <-> 1282, 1300, 1339 +1423 <-> 355, 384, 754 +1424 <-> 1488 +1425 <-> 717, 797 +1426 <-> 1015, 1045 +1427 <-> 1191 +1428 <-> 917 +1429 <-> 626, 1911 +1430 <-> 512, 1113, 1248 +1431 <-> 282, 297, 793, 1663 +1432 <-> 429, 1196 +1433 <-> 449 +1434 <-> 404 +1435 <-> 1230 +1436 <-> 1193, 1827 +1437 <-> 1809 +1438 <-> 193, 630 +1439 <-> 1773 +1440 <-> 951, 1086 +1441 <-> 1327 +1442 <-> 219, 1808 +1443 <-> 133, 650 +1444 <-> 1411, 1527, 1689 +1445 <-> 401, 538, 1158, 1299 +1446 <-> 1831 +1447 <-> 727, 773 +1448 <-> 171, 1190 +1449 <-> 230, 1751 +1450 <-> 384 +1451 <-> 1451 +1452 <-> 1607 +1453 <-> 1453 +1454 <-> 1454 +1455 <-> 412, 1026 +1456 <-> 328, 564 +1457 <-> 658, 1216 +1458 <-> 813, 1031 +1459 <-> 805, 1325 +1460 <-> 189, 953 +1461 <-> 72, 1461, 1573 +1462 <-> 142 +1463 <-> 142, 178, 597 +1464 <-> 1121, 1418, 1905 +1465 <-> 1810 +1466 <-> 1091, 1751 +1467 <-> 1484, 1697 +1468 <-> 244, 256, 1001, 1503 +1469 <-> 179, 229, 855 +1470 <-> 1889 +1471 <-> 284 +1472 <-> 204, 359, 1748 +1473 <-> 431, 641, 675, 715, 1753 +1474 <-> 478, 1029, 1118 +1475 <-> 1475, 1595 +1476 <-> 622 +1477 <-> 271 +1478 <-> 986, 1040 +1479 <-> 1479 +1480 <-> 132, 777 +1481 <-> 1481 +1482 <-> 366 +1483 <-> 1278, 1367 +1484 <-> 303, 731, 1467, 1778 +1485 <-> 868, 930, 971 +1486 <-> 764, 877, 1326 +1487 <-> 269, 885 +1488 <-> 1258, 1424 +1489 <-> 1839 +1490 <-> 365, 650 +1491 <-> 883, 1655 +1492 <-> 630, 1505, 1710, 1866 +1493 <-> 694, 1785 +1494 <-> 373, 808, 1838 +1495 <-> 626, 1019 +1496 <-> 476, 1666 +1497 <-> 1916 +1498 <-> 708 +1499 <-> 587, 1148, 1596 +1500 <-> 1800, 1974 +1501 <-> 960 +1502 <-> 1024, 1215, 1676 +1503 <-> 790, 1468 +1504 <-> 206 +1505 <-> 448, 1492 +1506 <-> 299 +1507 <-> 215, 1579 +1508 <-> 1678 +1509 <-> 558 +1510 <-> 135, 1693 +1511 <-> 40 +1512 <-> 45, 361, 1635 +1513 <-> 5 +1514 <-> 1205, 1406 +1515 <-> 531, 922, 1730 +1516 <-> 259 +1517 <-> 1061 +1518 <-> 109, 371, 1152 +1519 <-> 312, 1835 +1520 <-> 1310 +1521 <-> 460 +1522 <-> 331, 377, 519, 1355, 1852, 1871 +1523 <-> 706, 968, 1607 +1524 <-> 1347 +1525 <-> 1171, 1728 +1526 <-> 1133 +1527 <-> 1444 +1528 <-> 1338 +1529 <-> 84, 695, 1108 +1530 <-> 834 +1531 <-> 419, 944 +1532 <-> 511, 740 +1533 <-> 1052 +1534 <-> 1572 +1535 <-> 701, 1606 +1536 <-> 1536 +1537 <-> 347, 1179, 1269 +1538 <-> 420, 1014 +1539 <-> 1648 +1540 <-> 324, 1243, 1270 +1541 <-> 1952 +1542 <-> 1172 +1543 <-> 659 +1544 <-> 569, 889 +1545 <-> 1545 +1546 <-> 1372 +1547 <-> 722 +1548 <-> 33 +1549 <-> 1398 +1550 <-> 69, 583, 901 +1551 <-> 1230, 1907 +1552 <-> 743, 1841 +1553 <-> 932 +1554 <-> 38, 433, 1049, 1237 +1555 <-> 1230 +1556 <-> 605 +1557 <-> 1728, 1980 +1558 <-> 713 +1559 <-> 1573 +1560 <-> 837, 1803 +1561 <-> 799, 1238, 1712 +1562 <-> 254 +1563 <-> 669, 1610 +1564 <-> 1420, 1832 +1565 <-> 330, 1200 +1566 <-> 1127 +1567 <-> 1010, 1063, 1388 +1568 <-> 719 +1569 <-> 1851 +1570 <-> 1199 +1571 <-> 928, 1752 +1572 <-> 1280, 1534 +1573 <-> 1461, 1559 +1574 <-> 34, 70, 936, 1146 +1575 <-> 207 +1576 <-> 578 +1577 <-> 435, 940 +1578 <-> 1048 +1579 <-> 1507 +1580 <-> 1263, 1610 +1581 <-> 1156 +1582 <-> 208, 1839 +1583 <-> 774, 1118, 1902 +1584 <-> 975 +1585 <-> 882 +1586 <-> 103, 644, 1637 +1587 <-> 376, 1354 +1588 <-> 1339, 1913 +1589 <-> 1791, 1855 +1590 <-> 265, 697 +1591 <-> 1631 +1592 <-> 1066, 1692, 1707 +1593 <-> 891, 1415, 1723 +1594 <-> 1594, 1959 +1595 <-> 1475 +1596 <-> 733, 1499 +1597 <-> 879, 923, 1991 +1598 <-> 708, 1286, 1965 +1599 <-> 789, 1417 +1600 <-> 415, 1186, 1288 +1601 <-> 402, 549, 989 +1602 <-> 533, 1602 +1603 <-> 250 +1604 <-> 1784 +1605 <-> 1293 +1606 <-> 599, 707, 1535 +1607 <-> 594, 1452, 1523 +1608 <-> 79, 184, 238, 858, 1269 +1609 <-> 1638 +1610 <-> 564, 1563, 1580 +1611 <-> 667 +1612 <-> 73, 413, 1612 +1613 <-> 1997 +1614 <-> 243 +1615 <-> 323 +1616 <-> 553, 939 +1617 <-> 658 +1618 <-> 245, 337, 1618 +1619 <-> 208, 1018 +1620 <-> 1106 +1621 <-> 69 +1622 <-> 440, 1876 +1623 <-> 383, 1344 +1624 <-> 674, 959, 1240 +1625 <-> 177, 197, 956, 1355 +1626 <-> 1626, 1790 +1627 <-> 1722 +1628 <-> 1145 +1629 <-> 343, 607, 1211 +1630 <-> 507 +1631 <-> 1591, 1886 +1632 <-> 553 +1633 <-> 38, 89 +1634 <-> 606 +1635 <-> 1096, 1512 +1636 <-> 761, 1256 +1637 <-> 1052, 1586 +1638 <-> 1609, 1638 +1639 <-> 1978 +1640 <-> 500, 1712 +1641 <-> 451, 849, 1327, 1392, 1994 +1642 <-> 1785 +1643 <-> 1960 +1644 <-> 41, 1644 +1645 <-> 1394 +1646 <-> 841, 1646, 1936 +1647 <-> 836 +1648 <-> 179, 1539 +1649 <-> 516, 1717 +1650 <-> 673 +1651 <-> 451 +1652 <-> 704 +1653 <-> 1189 +1654 <-> 1381, 1654, 1928 +1655 <-> 1092, 1394, 1491 +1656 <-> 1755, 1767 +1657 <-> 903 +1658 <-> 1155, 1658 +1659 <-> 1659, 1747 +1660 <-> 527, 1290, 1399 +1661 <-> 1286 +1662 <-> 173, 236, 548 +1663 <-> 962, 1431 +1664 <-> 139, 969, 1664 +1665 <-> 766, 1373 +1666 <-> 1496 +1667 <-> 521, 790, 1919 +1668 <-> 1668 +1669 <-> 160, 830 +1670 <-> 754, 811, 970 +1671 <-> 599, 748 +1672 <-> 919 +1673 <-> 250, 1227 +1674 <-> 1771, 1838 +1675 <-> 160, 769, 1180, 1729 +1676 <-> 1502 +1677 <-> 106 +1678 <-> 318, 1508 +1679 <-> 888 +1680 <-> 1159, 1414 +1681 <-> 483, 1289 +1682 <-> 1905 +1683 <-> 863, 1798, 1891 +1684 <-> 81, 234 +1685 <-> 74, 77 +1686 <-> 590 +1687 <-> 1166, 1709 +1688 <-> 1820 +1689 <-> 1337, 1338, 1444 +1690 <-> 1331 +1691 <-> 660 +1692 <-> 1592 +1693 <-> 72, 1510, 1957 +1694 <-> 674 +1695 <-> 355, 357, 1755 +1696 <-> 184, 1828 +1697 <-> 1467 +1698 <-> 1379 +1699 <-> 699, 1234, 1699, 1784 +1700 <-> 101 +1701 <-> 614, 1728, 1743 +1702 <-> 58 +1703 <-> 182, 985 +1704 <-> 1704 +1705 <-> 1125 +1706 <-> 1706 +1707 <-> 503, 1592 +1708 <-> 792, 1880, 1882 +1709 <-> 686, 1687 +1710 <-> 1492 +1711 <-> 1711 +1712 <-> 1104, 1561, 1640 +1713 <-> 364, 810 +1714 <-> 1714, 1845 +1715 <-> 632, 844, 1379 +1716 <-> 631, 906 +1717 <-> 207, 838, 1649, 1717 +1718 <-> 846, 1002, 1184 +1719 <-> 1719 +1720 <-> 247, 432, 1720, 1914 +1721 <-> 1215 +1722 <-> 799, 1627 +1723 <-> 307, 1593 +1724 <-> 410, 1756, 1887 +1725 <-> 296, 987 +1726 <-> 676, 878, 1837 +1727 <-> 641 +1728 <-> 1525, 1557, 1701, 1875 +1729 <-> 1675 +1730 <-> 483, 1376, 1515, 1916 +1731 <-> 363, 1239, 1353 +1732 <-> 647, 1056 +1733 <-> 320, 527, 1733 +1734 <-> 963 +1735 <-> 779, 1080 +1736 <-> 202 +1737 <-> 202 +1738 <-> 871, 1177 +1739 <-> 1026 +1740 <-> 700, 1082, 1199, 1941 +1741 <-> 231 +1742 <-> 1936 +1743 <-> 1701 +1744 <-> 462, 915 +1745 <-> 1798 +1746 <-> 333, 591 +1747 <-> 1370, 1659 +1748 <-> 1472, 1930 +1749 <-> 797 +1750 <-> 1949 +1751 <-> 1449, 1466 +1752 <-> 156, 1138, 1571 +1753 <-> 476, 1473 +1754 <-> 1170 +1755 <-> 29, 1656, 1695 +1756 <-> 388, 1029, 1724 +1757 <-> 1347 +1758 <-> 315, 648, 823, 1851 +1759 <-> 1759 +1760 <-> 1760, 1889 +1761 <-> 374, 1168 +1762 <-> 1814 +1763 <-> 380, 783, 1863 +1764 <-> 1370, 1949 +1765 <-> 366 +1766 <-> 782, 1103 +1767 <-> 271, 569, 1656 +1768 <-> 362 +1769 <-> 822, 1165 +1770 <-> 385, 605, 1800 +1771 <-> 726, 1674, 1907 +1772 <-> 677, 1390 +1773 <-> 1439, 1773 +1774 <-> 300 +1775 <-> 1014 +1776 <-> 176, 1040, 1332 +1777 <-> 1841 +1778 <-> 1156, 1484 +1779 <-> 429, 579, 1049, 1363 +1780 <-> 391, 627 +1781 <-> 494 +1782 <-> 101 +1783 <-> 15 +1784 <-> 42, 964, 1604, 1699, 1996 +1785 <-> 951, 1493, 1642 +1786 <-> 712, 1786 +1787 <-> 998, 1787 +1788 <-> 526, 839 +1789 <-> 71, 174, 946, 1973 +1790 <-> 1626 +1791 <-> 1589 +1792 <-> 108, 1842 +1793 <-> 250 +1794 <-> 1043 +1795 <-> 949 +1796 <-> 1038 +1797 <-> 1053, 1149 +1798 <-> 1683, 1745, 1830 +1799 <-> 111, 165, 458 +1800 <-> 215, 338, 1500, 1770 +1801 <-> 787 +1802 <-> 1244 +1803 <-> 950, 1560 +1804 <-> 598 +1805 <-> 238 +1806 <-> 1343 +1807 <-> 1376 +1808 <-> 612, 1442 +1809 <-> 176, 505, 931, 1437 +1810 <-> 1062, 1216, 1465 +1811 <-> 1080, 1154 +1812 <-> 1832, 1858 +1813 <-> 1813 +1814 <-> 690, 1054, 1762 +1815 <-> 264, 268 +1816 <-> 1816 +1817 <-> 1223 +1818 <-> 847, 1142 +1819 <-> 509 +1820 <-> 229, 1688 +1821 <-> 1976 +1822 <-> 8 +1823 <-> 1027 +1824 <-> 1288 +1825 <-> 1197 +1826 <-> 1894, 1977 +1827 <-> 1436 +1828 <-> 1348, 1696 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+1879 <-> 1136, 1912, 1958, 1989 +1880 <-> 864, 1708 +1881 <-> 475, 1042 +1882 <-> 249, 1708, 1862 +1883 <-> 1303 +1884 <-> 31 +1885 <-> 680, 1231 +1886 <-> 40, 1631 +1887 <-> 462, 1341, 1724 +1888 <-> 1331 +1889 <-> 1470, 1760 +1890 <-> 161, 203 +1891 <-> 424, 1683 +1892 <-> 1892 +1893 <-> 254, 1285, 1868 +1894 <-> 13, 172, 1826 +1895 <-> 114, 382, 1081 +1896 <-> 525, 1090 +1897 <-> 606, 803, 980 +1898 <-> 322, 1260 +1899 <-> 348, 550, 749, 1148 +1900 <-> 408, 1900 +1901 <-> 80, 859 +1902 <-> 673, 1583 +1903 <-> 1028, 1876 +1904 <-> 1208 +1905 <-> 1464, 1682 +1906 <-> 1027, 1077 +1907 <-> 1551, 1771 +1908 <-> 408 +1909 <-> 1909 +1910 <-> 359, 812 +1911 <-> 20, 587, 1340, 1429 +1912 <-> 529, 1879 +1913 <-> 1001, 1134, 1588 +1914 <-> 1720 +1915 <-> 502 +1916 <-> 848, 1086, 1314, 1497, 1730 +1917 <-> 1951 +1918 <-> 401 +1919 <-> 273, 1667 +1920 <-> 925, 1276, 1324 +1921 <-> 58, 921 +1922 <-> 48 +1923 <-> 1344 +1924 <-> 1993 +1925 <-> 1865 +1926 <-> 330 +1927 <-> 670, 1192 +1928 <-> 1654 +1929 <-> 907 +1930 <-> 600, 1748 +1931 <-> 1931 +1932 <-> 958, 991 +1933 <-> 983 +1934 <-> 402, 1359 +1935 <-> 294, 682, 784 +1936 <-> 1646, 1742 +1937 <-> 1937, 1971 +1938 <-> 126, 1938 +1939 <-> 1998 +1940 <-> 257, 1871 +1941 <-> 1740 +1942 <-> 780, 937 +1943 <-> 110, 1265 +1944 <-> 820, 837 +1945 <-> 264, 1347 +1946 <-> 378 +1947 <-> 170, 537, 573, 829, 1856 +1948 <-> 1074, 1089 +1949 <-> 1750, 1764 +1950 <-> 478, 689 +1951 <-> 131, 254, 1917 +1952 <-> 208, 1541 +1953 <-> 803 +1954 <-> 547, 904, 955, 1954 +1955 <-> 528 +1956 <-> 1343 +1957 <-> 99, 191, 1693 +1958 <-> 1879 +1959 <-> 1594 +1960 <-> 1016, 1643 +1961 <-> 1094 +1962 <-> 37, 219, 912 +1963 <-> 262 +1964 <-> 989, 1340 +1965 <-> 1056, 1396, 1598 +1966 <-> 1078 +1967 <-> 77 +1968 <-> 365 +1969 <-> 614 +1970 <-> 1878, 1970 +1971 <-> 1937 +1972 <-> 728, 732 +1973 <-> 1789 +1974 <-> 14, 1500 +1975 <-> 1363 +1976 <-> 1821, 1976 +1977 <-> 720, 1035, 1214, 1826 +1978 <-> 1260, 1347, 1639 +1979 <-> 577, 661 +1980 <-> 1409, 1557 +1981 <-> 1409 +1982 <-> 272, 724 +1983 <-> 636 +1984 <-> 148, 771, 1034 +1985 <-> 155 +1986 <-> 216 +1987 <-> 1987 +1988 <-> 553, 584 +1989 <-> 313, 1879 +1990 <-> 990, 1153 +1991 <-> 1597 +1992 <-> 364 +1993 <-> 90, 765, 1924 +1994 <-> 645, 1641 +1995 <-> 558 +1996 <-> 643, 1784 +1997 <-> 362, 1613 +1998 <-> 1939, 1998 +1999 <-> 90, 1212 |