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- #include <iostream>
- #include <cstdio>
- #include <cstdlib>
- using namespace std;
- int main(){
- int i,j,n,k,m,x,y;
- int a[600][600],b[600];
- cin >>n;
- for(i=1;i<=n;i++){
- for(j=1;j<=n;j++){
- cin >>a[i][j];
- }
- }
- k=0;
- for(i=1;i<=n;i++){
- cin >>b[i];
- }
- for(i=1;i<=n-1;i++){
- for(j=i+1;j<=n;j++){
- if(a[i][j]==1 && (b[i]<b[j] || b[i]>b[j])){
- k++;}
- }
- }
- cout <<k;
- return 0;
- }
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