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Re:路过的帮忙看看,为什么wa?In Reply To:路过的帮忙看看,为什么wa? Posted by:yulai251752 at 2006-03-31 22:42:48 > #include<stdio.h>
> int main()
> {
> int i,j,n,t,k,p,sum1,sum2,x,a[100][100],b[100],c[100];
> while(1)
> {
> t=0;
> x=0;
>
> scanf("%d",&n);
> if(n==0)break;
> for(i=0;i<n;i++)
> {
> for(j=0;j<n;j++)
> {
> scanf("%d",&a[i][j]);
> }
> }
> for(t=0,p=0;p<n;p++)
> {
> for(sum1=0,k=0;k<n;k++)
> {
> sum1+=a[p][k];
> }
> if(sum1%2!=0)b[t++]=p;
> }
>
> for(x=0,p=0;p<n;p++)
> {
> for(sum2=0,k=0;k<n;k++)
> {
> sum2+=a[k][p];
> }
> if(sum2%2!=0)c[x++]=p;
> }
>
> if(t==0&&x==0) printf("OK\n");
> else if(t==1&&x==1) printf("Change bit (%d,%d)\n",b[t-1]+1,c[x-1]+1);
> else printf("Corrupt\n");
> }
> return 0;
> }
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