#include "bits/stdc++.h"
using namespace std;
#ifdef Nero
#include "Deb.h"
#else
#define deb(...)
#endif
const int D = 41;
const int N = 2e5 + 5;
int dp[N][D];
int parent[N];
vector<int> g[N];
void dfs(int v, int p) {
parent[v] = p;
for (int u : g[v]) if (u != p) dfs(u, v);
}
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int n, l;
cin >> n >> l;
for(int i = 0; i < n - 1; ++i) {
int u, v;
cin >> u >> v;
g[u].push_back(v);
g[v].push_back(u);
}
dfs(1, 0);
for (int i = 0; i < D; ++i) {
fill(dp[i], dp[i] + D, 1);
}
for (int i = 1; i <= n; ++i) {
cin >> dp[i][0];
}
auto mul = [&](int x, int y) {
return (int) ((long long) x * y % l);
};
int q;
cin >> q;
while (q--) {
int t, v;
cin >> t >> v;
if (t == 1) {
int d, w;
cin >> d >> w;
while (d > 0 && v != 1) {
dp[v][d] = mul(dp[v][d], w);//if the distance is d - 1, to parent will be d + 1
dp[v][d - 1] = mul(dp[v][d - 1], w);
d--;
v = parent[v];
}
for (int i = 0; i <= d; ++i) {
dp[v][i] = mul(dp[v][i], w);
}
} else {
int ans = 1;
for (int i = 0; i < D && v; ++i, v = parent[v]) {
ans = mul(ans, dp[v][i]);
}
cout << ans << '\n';
}
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
6748 KB |
Output is correct |
2 |
Correct |
2 ms |
6900 KB |
Output is correct |
3 |
Correct |
1 ms |
6748 KB |
Output is correct |
4 |
Incorrect |
2 ms |
6744 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
6748 KB |
Output is correct |
2 |
Incorrect |
325 ms |
53112 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
6748 KB |
Output is correct |
2 |
Incorrect |
325 ms |
53112 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
6804 KB |
Output is correct |
2 |
Incorrect |
546 ms |
57256 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
6800 KB |
Output is correct |
2 |
Incorrect |
488 ms |
55732 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
6748 KB |
Output is correct |
2 |
Correct |
2 ms |
6900 KB |
Output is correct |
3 |
Correct |
1 ms |
6748 KB |
Output is correct |
4 |
Incorrect |
2 ms |
6744 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |