ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#213595 | #573. t2 | WZRYWZWY | 30 | 134ms | 3308kb | C++11 | 1.5kb | 2024-11-12 21:31:33 | 2024-11-12 23:52:54 |
answer
#include <bits/stdc++.h> // 这下是自己写的了(
using namespace std;
const int N = 1e5 + 5;
struct node {
int u, v, w;
} e[N];
int fa[N], siz[N], f[N];
bool vis[N];
int find(int x) {
return x == fa[x] ? x : fa[x] = find(fa[x]);
}
int main() {
cin.tie(0); ios::sync_with_stdio(0);
int n, q; cin >> n >> q;
for (int i = 1; i < n; i++) {
int u, v, w; cin >> u >> v >> w;
e[i].u = u, e[i].v = v, e[i].w = w;
}
for (int d = 1; d <= 100; d++) {
int cnt = 0;
for (int i = 1; i <= n; i++) {
fa[i] = i; siz[i] = 1;
vis[i] = 0;
}
for (int i = 1; i < n; i++) {
if (e[i].w % d == 0) {
int fx = find(e[i].u), fy = find(e[i].v);
if (fx != fy) {
fa[fx] = fy;
siz[fy] += siz[fx];
}
}
}
for (int i = 1; i <= n; i++) {
bool &x = vis[find(i)];
if (!x) {
x = 1;
cnt += siz[find(i)] * (siz[find(i)] - 1) / 2;
}
}
f[d] = cnt;
}
while (q--) {
int d, cnt = 0; cin >> d;
if (d <= 100) cout << f[d] << "\n";
else {
int cnt = 0;
for (int i = 1; i <= n; i++) {
fa[i] = i; siz[i] = 1;
vis[i] = 0;
}
for (int i = 1; i < n; i++) {
if (e[i].w % d == 0) {
int fx = find(e[i].u), fy = find(e[i].v);
if (fx != fy) {
fa[fx] = fy;
siz[fy] += siz[fx];
}
}
}
for (int i = 1; i <= n; i++) {
bool &x = vis[find(i)];
if (!x) {
x = 1;
cnt += siz[find(i)] * (siz[find(i)] - 1) / 2;
}
}
f[d] = cnt;
cout << f[d] << "\n";
}
}
}
详细
小提示:点击横条可展开更详细的信息
Subtask #1:
score: 30
Accepted
Test #1:
score: 30
Accepted
time: 0ms
memory: 1348kb
input:
50 50 48 29 49788 47 48 31142 35 48 28665 10 35 23889 39 35 6411 50 39 66666 43 35 27629 46 10 49173...
output:
2 1 0 0 0 2 0 0 0 0 0 0 1 10 0 0 1 0 0 2 0 1 0 2 0 0 0 0 0 2 0 0 0 0 2 0 0 0 1 0 0 1 0 2 1 2 0 0 0 0
result:
ok 50 tokens
Test #2:
score: 0
Accepted
time: 0ms
memory: 1364kb
input:
50 50 48 29 36145 47 29 82496 35 47 66171 10 47 40597 39 48 64355 50 48 98687 43 39 15472 46 35 3729...
output:
0 0 0 4 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 0 13 0 0 1 0 1 1 0 20 1 1 0 6 0 0 1
result:
ok 50 tokens
Test #3:
score: 0
Accepted
time: 0ms
memory: 1372kb
input:
50 50 48 29 38855 47 29 33850 35 29 87324 10 29 73658 39 48 22299 50 47 14355 43 29 86962 46 47 4177...
output:
0 0 1 0 9 0 0 1 0 0 0 0 0 2 0 0 0 0 1 0 0 2 2 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 3 58 0 0 0 0 0 3 0 0 0 0
result:
ok 50 tokens
Test #4:
score: 0
Accepted
time: 0ms
memory: 1344kb
input:
50 50 48 29 25212 47 48 68851 35 48 24830 10 47 90366 39 10 96596 50 10 30023 43 47 58452 46 29 2989...
output:
0 6 0 1 7 4 0 3 1 0 7 0 1 0 0 0 0 4 0 6 0 7 0 0 0 4 2 3 0 0 0 6 0 0 0 0 0 4 6 3 1 3 0 0 4 0 0 0 1 6
result:
ok 50 tokens
Test #5:
score: 0
Accepted
time: 0ms
memory: 1360kb
input:
50 50 48 29 27922 47 29 20205 35 29 45983 10 48 7074 39 10 54540 50 29 62044 43 10 29942 46 43 34375...
output:
0 0 0 0 14 0 0 0 2 0 0 2 1 0 0 0 0 0 0 3 0 0 0 2 0 1 1 0 0 18 0 0 0 0 0 0 3 1 1 0 1 0 0 0 2 0 0 25 1...
result:
ok 50 tokens
Test #6:
score: 0
Accepted
time: 0ms
memory: 1352kb
input:
50 50 48 29 14279 47 48 71559 35 48 83489 10 35 23782 39 47 12484 50 47 77712 43 50 1432 46 50 22499...
output:
0 0 1 3 24 0 0 0 1 2 0 10 2 0 0 0 1 0 0 0 0 0 10 0 0 0 0 0 0 1 0 0 1 0 1 2 0 0 0 0 0 0 0 93 0 0 0 0 ...
result:
ok 50 tokens
Test #7:
score: 0
Accepted
time: 0ms
memory: 1340kb
input:
50 50 48 29 636 47 29 22913 35 47 4642 10 47 40490 39 29 70428 50 10 9733 43 48 72922 46 10 26976 14...
output:
2 0 0 0 3 0 0 7 0 1 1 0 99 0 0 0 0 0 0 0 0 0 0 0 0 99 0 2 2 0 6 3 0 0 2 0 0 3 4 0 0 3 0 0 1 0 1 1 2 0
result:
ok 50 tokens
Test #8:
score: 0
Accepted
time: 0ms
memory: 1352kb
input:
50 50 48 29 3346 47 48 57914 35 29 42148 10 29 73551 39 29 44725 50 39 25401 43 35 60765 46 35 15100...
output:
0 1225 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 2 0 0 0 0 0 0 0 0 3 0 0 2 0 0 1 0 0 0 0 0 2 0 0 0 0 4 0 1 0 0 0 2
result:
ok 50 tokens
Test #9:
score: 0
Accepted
time: 0ms
memory: 1336kb
input:
50 50 48 29 89703 47 29 9268 35 47 63301 10 35 90259 39 35 2669 50 48 41069 43 39 32255 46 47 19577 ...
output:
0 0 0 2 0 0 0 0 0 1 0 5 1 0 0 1 0 2 0 1 2 0 5 0 6 0 3 4 0 0 0 0 3 0 0 0 5 2 0 3 0 0 1 0 0 0 0 0 0 0
result:
ok 50 tokens
Test #10:
score: 0
Accepted
time: 0ms
memory: 1352kb
input:
50 50 48 29 92413 47 48 60622 35 29 807 10 48 6967 39 35 60613 50 35 73090 43 29 3745 46 29 7701 14 ...
output:
0 0 0 0 0 0 0 0 1 1 1 0 1 0 0 1 2 1 2 0 0 4 0 0 0 0 0 0 0 2 0 0 0 0 7 0 1 0 0 0 0 0 0 0 6 0 2 0 0 0
result:
ok 50 tokens
Subtask #2:
score: 0
Wrong Answer
Test #11:
score: 0
Wrong Answer
time: 134ms
memory: 3308kb
input:
100000 100000 73595 40695 76 13615 40695 96 65545 13615 84 19391 13615 76 2353 73595 27 26730 40695 ...
output:
12815 1065 2028 53298 627586 19060 4345 1010 16097 1032 1044 1054 3191 16097 1055 627586 19060 978 9...
result:
wrong answer 20th words differ - expected: '4999950000', found: '704982704'
Subtask #3:
score: 0
Time Limit Exceeded
Test #21:
score: 0
Time Limit Exceeded
input:
100000 100000 73595 40695 12816 13615 73595 81821 65545 40695 75866 19391 65545 1165 2353 73595 3737...
output:
8 2270 96901 1 2085 1584 4228 9112 6 0 2 0 11 1035 2833 0 704982704 2 2 1294 6056 2221 4398 1587 497...