/* -*- coding: utf-8 -*- * * 1098.cc: No.1098 LCAs - yukicoder */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; /* constant */ const int MAX_N = 200000; /* typedef */ typedef long long ll; typedef vector vi; typedef queue qi; /* global variables */ vi nbrs[MAX_N]; int ps[MAX_N], ss[MAX_N], cns[MAX_N]; ll cs[MAX_N]; /* subroutines */ /* main */ int main() { int n; scanf("%d", &n); for (int i = 1; i < n; i++) { int v, w; scanf("%d%d", &v, &w); v--, w--; nbrs[v].push_back(w); nbrs[w].push_back(v); } ps[0] = -1; qi q; q.push(0); while (! q.empty()) { int u = q.front(); q.pop(); int up = ps[u]; vi &nbru = nbrs[u]; for (vi::iterator vit = nbru.begin(); vit != nbru.end(); vit++) { int v = *vit; if (v != up) { ps[v] = u; cns[u]++; q.push(v); } } } for (int u = 0; u < n; u++) if (cns[u] == 0) q.push(u); while (! q.empty()) { int u = q.front(); q.pop(); int up = ps[u]; ss[u]++; cs[u] = ss[u]; vi &nbru = nbrs[u]; for (vi::iterator vit = nbru.begin(); vit != nbru.end(); vit++) { int v = *vit; if (v != up) cs[u] += (ll)ss[v] * (ss[u] - ss[v]); } if (up >= 0) { ss[up] += ss[u]; if (--cns[up] == 0) q.push(up); } } for (int i = 0; i < n; i++) printf("%lld\n", cs[i]); return 0; }