linii_egale

#include <iostream>
using namespace std;

int main() {
int n,m,i,j,a[100][100],x,y,ok=1;
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<<"x=";cin>>x;
cout<<"y=";cin>>y;
for (i=0;i<m&&ok;i++)
{
    if (a[x][i]!=a[y][i])
    ok=0;
}
if (ok)
    cout<<"DA";
else
    cout<<"NU";
  return 0;
}