/* **************************************************************** **************************************************************** -> Coded by Stavros Chryselis -> Visit my github for more solved problems over multiple sites -> https://github.com/StavrosChryselis -> Feel free to email me at stavrikios@gmail.com **************************************************************** **************************************************************** */ #include #include #include #include #define MOD 1000000007 #define gc() getchar_unlocked() using namespace std; vector< vector< int > > TREE; int BASE[100007], STEP[100007]; bool V[100007]; int N, Q; inline int FAST_IO() { char ch; int val = 0; ch = gc(); while (isspace(ch) && ch != EOF) ch = gc(); val = 0; while (isdigit(ch)) { val = (val * 10) + (ch - '0'); ch = gc(); } return val; } inline void init() { int i, f, s, u, base, step; //scanf("%d", &N); N = FAST_IO(); TREE.resize(N + 1); for (i = 0; i < N - 1; i++) { //scanf("%d %d", &f, &s); f = FAST_IO(); s = FAST_IO(); TREE[f].push_back(s); TREE[s].push_back(f); } //scanf("%d", &Q); Q = FAST_IO(); for (i = 0; i < Q; i++) { //scanf("%d %d %d", &u, &base, &step); u = FAST_IO(); base = FAST_IO(); step = FAST_IO(); BASE[u] += base; if (BASE[u] >= MOD) BASE[u] -= MOD; STEP[u] += step; if (STEP[u] >= MOD) STEP[u] -= MOD; } } inline void BFS() { deque< pair > Q; //node, parent pair curr; int i; V[1] = 1; Q.push_back(make_pair(1, 0)); while (!Q.empty()) { curr = Q.front(); Q.pop_front(); STEP[curr.first] += STEP[curr.second]; if (STEP[curr.first] >= MOD) STEP[curr.first] -= MOD; BASE[curr.first] += BASE[curr.second]; if (BASE[curr.first] >= MOD) BASE[curr.first] -= MOD; BASE[curr.first] += STEP[curr.second]; if (BASE[curr.first] >= MOD) BASE[curr.first] -= MOD; for (i = 0; i < TREE[curr.first].size(); i++) if (!V[TREE[curr.first][i]]) { V[TREE[curr.first][i]] = 1; Q.push_back(make_pair(TREE[curr.first][i], curr.first)); } } } inline void print() { int i; for (i = 1; i <= N; i++) printf("%d\n", BASE[i]); } int main() { //freopen("input.txt", "r", stdin); init(); BFS(); print(); return 0; }