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+# sugoku
+
+Soduke solver using constaint propagation. Solution for the go challenge at http://golang-challenge.com/go-challenge8/
+
+#### Usage:
+
+The program will read the problem from stdin and solve it, if the format is correct, and if the sudoku has a solution
+
+To solve the challenge in challenges/hard2.txt:
+
+    go run sugoku.go < challenges/hard2.txt
+
+If you want the program to rate the sudoku, just provide the rate flag
+
+    go run sugoku.go --rate < challenges/hard2.txt