func_code_string: #include <bits/stdc++.h>   using namespace std;   const int ms = 100010;   vector<int> g[ms];   int in[ms], out[ms];   int main() {     int n, m;     int a, b;     cin >> n >> m;     for (int i = 0; i < m; ++i) {       scanf( %d%d , &a, &b);       if (a > b) swap(a, b);       in[a]++, out[b]++;       g[a].push_back(b);     }     long long res = 0;     for (int i = 0; i < n; ++i) {       res += 1ll * in[i + 1] * out[i + 1];     }     printf( %lld n , res);     int q;     cin >> q;     for (int i = 0; i < q; ++i) {       scanf( %d , &a);       res -= 1ll * out[a] * in[a];       for (int j : g[a]) {         res -= 1ll * out[j] * in[j];         g[j].push_back(a);         out[a]++;         in[j]++;         out[j]--;         res += 1ll * out[j] * in[j];       }       g[a].clear();       in[a] = 0;       printf( %lld n , res);     }     return 0;   }   