func_code_string: #include <bits/stdc++.h>   using namespace std;   int block[101];   int nuclea[101];   int inst[101][101];   int main() {     ios_base::sync_with_stdio(0);     int n, m, k;     cin >> n >> m >> k;     for (int i = 0; i < n; i++) {       for (int j = 0; j < m; j++) {         cin >> inst[j][i];       }     }     for (int i = 0; i < m; i++) {       for (int j = 0; j < n; j++) {         if (nuclea[j] == 0) block[inst[i][j]]++;       }       block[0] = 0;       for (int j = 0; j < n; j++) {         if (block[inst[i][j]] > 1 && nuclea[j] == 0) {           nuclea[j] = i + 1;         }       }       for (int i = 1; i < 101; i++) {         if (block[i] < 2) block[i] = 0;       }     }     for (int i = 0; i < n; i++) cout << nuclea[i] << endl;     return 0;   }   