MAT_COMPL

#include <iostream>
using namespace std;

int main() {

int n,i,j,a[100][100],k,m,nr,ok,c;
cout<<"n=";cin>>n;
cout<<"m=";cin>>m;
for (i=0;i<n;i++)
    for (j=0;j<m;j++)
     cin>>a[i][j];
     cout<<endl;
for (c=0;c<n-1;c++) {
for (i=c+1;i<n;i++) {
        ok=1;
 for (j=0;j<m&&ok;j++)
 {
     if (a[i][j]+a[c][j]!=1)
      ok=0;
 }
     if (ok)
    cout<<c<<' '<<i<<endl;
}

}
  return 0;
}