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感觉没有错感觉没有错啊,怎么一直WR,那位牛人帮帮忙,分析一下; 题意感觉不明朗阿,谁懂说一下。 #include<stdio.h> int main() { int i,j; int m,n; int a[20][350],b[350]; while(scanf("%d%d",&m,&n)!=EOF) { for(i=0;i<n;i++) b[i]=0; for(i=0;i<m;i++) { for(j=0;j<n;j++) { scanf("%d",&a[i][j]); if(a[i][j]==1) b[j]++; } } for(j=0;j<n;j++) { if(b[j]>1) { printf("It is impossible\n"); break; } } if(j==n) printf("Yes, I found it\n"); } return 0; } Followed by:
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