From 9fe062538f302cccc8473b8152922637a2999088 Mon Sep 17 00:00:00 2001
From: Tom Smeding <tom.smeding@gmail.com>
Date: Thu, 2 Aug 2018 19:31:35 +0200
Subject: Read from stdin

---
 solve.cpp | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/solve.cpp b/solve.cpp
index 98bc7b2..946b67f 100644
--- a/solve.cpp
+++ b/solve.cpp
@@ -4,6 +4,7 @@
 #include <vector>
 #include <string>
 #include <bitset>
+#include <algorithm>
 #include <cassert>
 
 
@@ -244,13 +245,10 @@ ostream& operator<<(ostream &os,const Sudoku<N,BW,BH> &S){
 
 
 int main(){
-	const int N=15,BW=5,BH=3;
-	const string fname="eureka.txt";
-	// const int N=9,BW=3,BH=3;
-	// const string fname="easy2.txt";
+	// const int N=15,BW=5,BH=3;
+	const int N=9,BW=3,BH=3;
 
-	ifstream is(fname);
-	Sudoku<N,BW,BH> S(readfile(is));
+	Sudoku<N,BW,BH> S(readfile(cin));
 	Sudoku<N,BW,BH> origS(S);
 
 	auto solutions=S.solve();
-- 
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