include iostream include stdio include cmath using namespace std int 1

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#include <iostream>
#include <stdio.h>
#include <cmath>
using namespace std;
int a[10000][10000];
int main(){
int n, m, k, sum = 0, proizved = 1;
cout << "Vvedite razmer massiva" << endl;
cin >> m >> n;
cout << "Vvedite chislo K" << endl;
cin >> k;
cout << "Vvedite elementi massiva" << endl;
for (int q=0; q<m; q++)
for (int w=0; w<n; w++)
cin >> a[q][w];
for (int q=0; q<m; q++){
sum += a[q][k];
proizved *= a[q][k];
}
cout << "Summa: " << sum << endl << "Proizvedenie: " << proizved << endl;
}