func_code_string: #include <bits/stdc++.h>   using namespace std;   long long n, mp[505][505], del[505], vis[505], ans[505];   signed main() {     cin >> n;     for (long long i = 1; i <= n; i++)       for (long long j = 1; j <= n; j++) scanf( %lld , &mp[i][j]);     for (long long i = 1; i <= n; i++) scanf( %lld , &del[i]);     for (long long tim = n; tim >= 1; tim--) {       long long now = del[tim];       vis[now] = 1;       for (long long i = 1; i <= n; i++)         for (long long j = 1; j <= n; j++) {           mp[i][j] = min(mp[i][j], mp[i][now] + mp[now][j]);           if (vis[i] && vis[j]) ans[tim] += mp[i][j];         }     }     for (long long i = 1; i <= n; i++) cout << ans[i] <<    ;     return 0;   }   