1 files changed, 31 insertions, 0 deletions
diff --git a/8a.py b/8a.py
new file mode 100755
index 0000000..3ba44b0
--- /dev/null
+++ b/8a.py
@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+
+import sys
+
+WID=50
+HEI=6
+
+screen=[[0]*WID for _ in range(HEI)]
+
+for line in sys.stdin:
+	line=line.split(" ")
+	if line[0]=="rect":
+		w,h=[int(x) for x in line[1].split("x")]
+		for y in range(h):
+			screen[y][:w]=[1]*w
+	elif line[0]=="rotate" and line[1]=="row":
+		y=int(line[2][2:])
+		off=int(line[4])%WID
+		part=screen[y][:-off]
+		screen[y][:off]=screen[y][-off:]
+		screen[y][off:]=part
+	elif line[0]=="rotate" and line[1]=="column":
+		x=int(line[2][2:])
+		off=int(line[4])%HEI
+		part=[row[x] for row in screen[:-off]]
+		for y in range(off):
+			screen[y][x]=screen[-off+y][x]
+		for y in range(len(part)):
+			screen[off+y][x]=part[y]
+
+print(sum(map(sum,screen)))