func_code_string: #include <bits/stdc++.h>   using namespace std;   void solve() {     long long n;     cin >> n;     vector<vector<long long>> adj(n + 1, vector<long long>(n + 1, 0));     for (long long i = 1; i <= n; i++) {       for (long long j = 1; j <= n; j++) {         cin >> adj[i][j];       }     }     vector<long long> del(n + 1), v, ans;     for (long long i = 1; i <= n; i++) cin >> del[i];     for (long long k = n; k >= 1; k--) {       v.push_back(del[k]);       for (long long i = 1; i <= n; i++) {         for (long long j = 1; j <= n; j++) {           adj[i][j] = min(adj[i][j], adj[i][del[k]] + adj[del[k]][j]);         }       }       long long sum = 0;       for (long long i = 0; i < v.size(); i++) {         for (long long j = 0; j < v.size(); j++) {           sum += adj[v[i]][v[j]];         }       }       ans.push_back(sum);     }     for (long long i = ans.size() - 1; i >= 0; i--) {       cout << ans[i] <<    ;     }     cout << endl;   }   int main() {     ios::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     long long qu = 1;     for (long long cas = 1; cas <= qu; cas++) {       solve();     }   }   