103차 1번 문제풀이

Author: hangyeol

live10/test103/문제1/백한결.py

@@ -0,0 +1,16 @@
+def main():
+    N = int(input())
+    A = [list(map(int, input().split())) for _ in range(N)]
+
+    for i in range(N):
+        for j in range(N):
+            for k in range(N):
+                if A[j][i] and A[i][k]:
+                    A[j][k] = 1
+
+    for num in A:
+        print(' '.join(map(str, num)))
+
+
+if __name__ == "__main__":
+    main()