func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, k, sum = 0;     cin >> n >> k;     int a[n];     for (int i = 0; i < n; i++) {       cin >> a[i];     }     for (int j = 0; j < k; j++) {       int c1 = 0, c2 = 0;       for (int i = j; i < n; i += k) {         if (a[i] == 1)           c1++;         else           c2++;       }       (c1 > c2) ? (sum += c2) : (sum += c1);     }     cout << sum << endl;   }   