#include <bits/stdc++.h>
using namespace std;
#define int long long
#define all(x) x.begin(), x.end()
#define size(x) (int)x.size()
template<class S, class T>
bool chmin(S &a, const T &b) {
return a > b && (a = b) == b;
}
template<class S, class T>
bool chmax(S &a, const T &b) {
return a < b && (a = b) == b;
}
const int inf = 1e9 + 7;
const int INF = 1e18 + 7;
const int mod = 998244353;
const int N = 2e5 + 1;
int n, l;
vector<int> g[N];
vector<int> p(N);
int h[N], cnt[N];
void dfs(int v, int parent, int d, int bound, int w) {
h[v] *= w;
h[v] %= l;
if (d == bound) return;
for (int to : g[v]) {
if (to != parent) {
dfs(to, v, d + 1, bound, w);
}
}
}
void walk(int v, int parent) {
p[v] = parent;
for (int to : g[v]) {
if (to != parent) {
walk(to, v);
}
}
}
signed main() {
cin.tie(nullptr)->sync_with_stdio(false);
cin >> n >> l;
for (int i = 1; i < n; ++i) {
int a, b;
cin >> a >> b;
g[a].push_back(b);
g[b].push_back(a);
}
cnt[0] = 1;
for (int i = 1; i <= n; ++i) {
cin >> h[i];
cnt[i] = 1;
}
int q;
cin >> q;
if (n <= 1000 && q <= 1000) {
while (q--) {
int t;
cin >> t;
if (t == 1) {
int v, d, w;
cin >> v >> d >> w;
dfs(v, -1, 0, d, w);
} else {
int v;
cin >> v;
cout << h[v] << '\n';
}
}
} else {
walk(1, 0);
while (q--) {
int t;
cin >> t;
if (t == 1) {
int v, d, w;
cin >> v >> d >> w;
if (d == 0) {
h[v] *= v;
h[v] %= l;
} else {
cnt[p[v]] *= w;
cnt[p[v]] %= l;
}
} else {
int v;
cin >> v;
int res = h[v];
if (p[p[v]] != p[v]) {
res *= cnt[p[p[v]]];
res %= l;
}
res *= cnt[p[v]];
res %= mod;
res *= cnt[v];
res %= mod;
cout << res << '\n';
}
}
}
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
9564 KB |
Output is correct |
2 |
Correct |
2 ms |
9564 KB |
Output is correct |
3 |
Correct |
2 ms |
9564 KB |
Output is correct |
4 |
Correct |
3 ms |
9724 KB |
Output is correct |
5 |
Correct |
4 ms |
9564 KB |
Output is correct |
6 |
Correct |
7 ms |
9564 KB |
Output is correct |
7 |
Correct |
7 ms |
9736 KB |
Output is correct |
8 |
Correct |
9 ms |
9564 KB |
Output is correct |
9 |
Correct |
3 ms |
9564 KB |
Output is correct |
10 |
Correct |
2 ms |
9560 KB |
Output is correct |
11 |
Correct |
2 ms |
9564 KB |
Output is correct |
12 |
Correct |
2 ms |
9564 KB |
Output is correct |
13 |
Correct |
2 ms |
9564 KB |
Output is correct |
14 |
Correct |
2 ms |
9564 KB |
Output is correct |
15 |
Correct |
3 ms |
9656 KB |
Output is correct |
16 |
Correct |
3 ms |
9564 KB |
Output is correct |
17 |
Correct |
3 ms |
9564 KB |
Output is correct |
18 |
Correct |
3 ms |
9564 KB |
Output is correct |
19 |
Correct |
3 ms |
9560 KB |
Output is correct |
20 |
Correct |
2 ms |
9564 KB |
Output is correct |
21 |
Correct |
2 ms |
9564 KB |
Output is correct |
22 |
Correct |
3 ms |
9564 KB |
Output is correct |
23 |
Correct |
2 ms |
9564 KB |
Output is correct |
24 |
Correct |
2 ms |
9564 KB |
Output is correct |
25 |
Correct |
2 ms |
9564 KB |
Output is correct |
26 |
Correct |
2 ms |
9564 KB |
Output is correct |
27 |
Correct |
3 ms |
9564 KB |
Output is correct |
28 |
Correct |
3 ms |
9564 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
9564 KB |
Output is correct |
2 |
Incorrect |
171 ms |
20548 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
9564 KB |
Output is correct |
2 |
Incorrect |
171 ms |
20548 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
9560 KB |
Output is correct |
2 |
Incorrect |
184 ms |
24148 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
9560 KB |
Output is correct |
2 |
Incorrect |
200 ms |
23328 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
9564 KB |
Output is correct |
2 |
Correct |
2 ms |
9564 KB |
Output is correct |
3 |
Correct |
2 ms |
9564 KB |
Output is correct |
4 |
Correct |
3 ms |
9724 KB |
Output is correct |
5 |
Correct |
4 ms |
9564 KB |
Output is correct |
6 |
Correct |
7 ms |
9564 KB |
Output is correct |
7 |
Correct |
7 ms |
9736 KB |
Output is correct |
8 |
Correct |
9 ms |
9564 KB |
Output is correct |
9 |
Correct |
3 ms |
9564 KB |
Output is correct |
10 |
Correct |
2 ms |
9560 KB |
Output is correct |
11 |
Correct |
2 ms |
9564 KB |
Output is correct |
12 |
Correct |
2 ms |
9564 KB |
Output is correct |
13 |
Correct |
2 ms |
9564 KB |
Output is correct |
14 |
Correct |
2 ms |
9564 KB |
Output is correct |
15 |
Correct |
3 ms |
9656 KB |
Output is correct |
16 |
Correct |
3 ms |
9564 KB |
Output is correct |
17 |
Correct |
3 ms |
9564 KB |
Output is correct |
18 |
Correct |
3 ms |
9564 KB |
Output is correct |
19 |
Correct |
3 ms |
9560 KB |
Output is correct |
20 |
Correct |
2 ms |
9564 KB |
Output is correct |
21 |
Correct |
2 ms |
9564 KB |
Output is correct |
22 |
Correct |
3 ms |
9564 KB |
Output is correct |
23 |
Correct |
2 ms |
9564 KB |
Output is correct |
24 |
Correct |
2 ms |
9564 KB |
Output is correct |
25 |
Correct |
2 ms |
9564 KB |
Output is correct |
26 |
Correct |
2 ms |
9564 KB |
Output is correct |
27 |
Correct |
3 ms |
9564 KB |
Output is correct |
28 |
Correct |
3 ms |
9564 KB |
Output is correct |
29 |
Correct |
2 ms |
9564 KB |
Output is correct |
30 |
Incorrect |
171 ms |
20548 KB |
Output isn't correct |
31 |
Halted |
0 ms |
0 KB |
- |