func_code_string: #include <bits/stdc++.h>   using namespace std;   int n;   int info[200005], sz[200005], Prev[200005 << 1], to[200005 << 1],       cst[200005 << 1], cnt_e;   void Node(int u, int v, int c) {     Prev[++cnt_e] = info[u], info[u] = cnt_e, to[cnt_e] = v, cst[cnt_e] = c;   }   long long G, B;   void dfs(int u, int ff) {     sz[u] = 1;     for (int i = info[u], v; i; i = Prev[i])       if ((v = to[i]) != ff) {         dfs(v, u), sz[u] += sz[v];         G += (sz[v] & 1) * cst[i], B += 1ll * cst[i] * min(sz[v], 2 * n - sz[v]);       }   }   int main() {     int T;     scanf( %d , &T);     for (; T--;) {       scanf( %d , &n);       for (int i = 1, u, v, c; i < 2 * n; i++)         scanf( %d%d%d , &u, &v, &c), Node(u, v, c), Node(v, u, c);       B = G = 0, dfs(1, 0);       for (int i = 1; i <= 2 * n; i++) info[i] = 0;       cnt_e = 0;       printf( %lld %lld n , G, B);     }   }   