[HackerEarth] There is war and ashu needs hog riders for the fight. The area on which hog riders live is a N X N square matrix. If A[i][j] = 1 it means a hog rider is standing at that place and if it - 题解

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题目信息
题号 P19613
标题 [HackerEarth] There is war and ashu needs hog riders for the fight. The area on which hog riders live is a N X N square matrix. If A[i][j] = 1 it means a hog rider is standing at that place and if it
难度 普及-
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