func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, m;     cin >> n >> m;     int k;     cin >> k;     int a[n][m];     for (int i = (0); i < (n); i++) {       for (int j = (0); j < (m); j++) {         cin >> a[i][j];       }     }     int ans = 0;     int sum = 0, msum = 0, nans = 0, ones = 0, tsum = 0;     if (n > k) {       k--;       for (int i = (0); i < (m); i++) {         sum = 0;         nans = 0;         for (int p = (0); p < (k + 1); p++) {           sum += a[p][i];         }         ones = 0;         msum = 0;         if (a[0][i] == 1) ones++, msum = sum;         for (int j = (1); j < (n - k); j++) {           sum -= a[j - 1][i];           sum += a[j + k][i];           if (a[j][i] == 1) {             if (sum > msum) {               nans = ones;               msum = sum;             }             ones++;           }         }         for (int j = (n - k); j < (n); j++) {           sum -= a[j - 1][i];           if (a[j][i] == 1) {             if (sum > msum) {               nans = ones;               msum = sum;             }             ones++;           }         }         ans += nans;         tsum += msum;       }     } else {       for (int i = (0); i < (n); i++) {         for (int j = (0); j < (m); j++) {           tsum += a[i][j];         }       }     }     cout << tsum <<     << ans;     return 0;   }   