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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#448446 | #8809. Telephone Plans | bashkort# | 0 | 0ms | 3860kb | C++20 | 1.7kb | 2024-06-19 16:57:49 | 2024-06-19 16:57:51 |
answer
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int E;
cin >> E;
int n, q;
cin >> n >> q;
vector<set<int>> adj(n);
auto dfs = [&](auto self, int v, int par) -> int {
int s = 1;
for (int to : adj[v]) {
if (to != par) {
s += self(self, to, v);
}
}
return s;
};
ll q3 = 0;
vector<ll> add(q + 1), after(q + 1);
for (int i = 1; i <= q; ++i) {
int type;
cin >> type;
after[i] = after[i - 1];
if (type == 1) {
ll x, y;
cin >> x >> y;
if (E) {
x ^= q3, y ^= q3;
}
--x, --y;
int szx = dfs(dfs, x, -1);
int szy = dfs(dfs, y, -1);
after[i] += 1LL * szx * szy;
add[i] = 1LL * szx * szy;
adj[x].insert(y);
adj[y].insert(x);
} else if (type == 2) {
ll x, y;
cin >> x >> y;
if (E) {
x ^= q3, y ^= q3;
}
--x, --y;
adj[x].extract(y);
adj[y].extract(x);
int szx = dfs(dfs, x, -1);
int szy = dfs(dfs, y, -1);
after[i] -= 1LL * szx * szy;
} else {
ll t;
cin >> t;
if (E) {
t ^= q3;
}
ll sum = after[i - t];
for (int k = i - t; k <= i; ++k) {
sum += add[k];
}
cout << sum << '\n';
q3 = sum;
}
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Subtask #1:
score: 0
Wrong Answer
Test #1:
score: 3
Accepted
time: 0ms
memory: 3552kb
input:
0 1 147 3 0 3 0 3 1 3 1 3 0 3 5 3 5 3 1 3 1 3 4 3 8 3 2 3 10 3 13 3 10 3 8 3 8 3 0 3 16 3 3 3 1 3 20 3 2 3 10 3 16 3 13 3 17 3 12 3 22 3 7 3 8 3 2 3 12 3 32 3 12 3 31 3 2 3 0 3 21 3 24 3 28 3 32 3 9 3 18 3 26 3 11 3 45 3 35 3 14 3 34 3 49 3 31 3 43 3 11 3 21 3 50 3 4 3 11 3 31 3 51 3 28 3 26 3 18 3 ...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
result:
ok 147 lines
Test #2:
score: -3
Wrong Answer
time: 0ms
memory: 3588kb
input:
0 2 10 1 1 2 3 1 3 1 3 2 3 3 3 3 3 3 2 1 2 3 2 3 3
output:
2 1 1 1 1 1 1 1
result:
wrong answer 1st lines differ - expected: '1', found: '2'
Subtask #2:
score: 0
Wrong Answer
Test #29:
score: 2
Accepted
time: 0ms
memory: 3860kb
input:
1 1 147 3 0 3 0 3 1 3 1 3 3 3 0 3 6 3 6 3 0 3 2 3 0 3 5 3 12 3 1 3 2 3 10 3 13 3 15 3 3 3 12 3 20 3 18 3 10 3 12 3 2 3 12 3 14 3 26 3 12 3 24 3 7 3 7 3 6 3 29 3 32 3 16 3 23 3 14 3 25 3 13 3 13 3 31 3 20 3 26 3 0 3 40 3 23 3 28 3 35 3 1 3 31 3 2 3 34 3 37 3 3 3 39 3 17 3 4 3 41 3 11 3 16 3 48 3 10 3...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
result:
ok 147 lines
Test #30:
score: -2
Wrong Answer
time: 0ms
memory: 3564kb
input:
1 2 10 1 1 2 3 1 3 1 3 1 3 1 3 1 3 2 3 6 2 0 3 3 2
output:
2 1 1 1 1 1 2 0
result:
wrong answer 1st lines differ - expected: '1', found: '2'
Subtask #3:
score: 0
Skipped
Dependency #1:
0%
Subtask #4:
score: 0
Skipped
Dependency #2:
0%
Subtask #5:
score: 0
Skipped
Dependency #3:
0%
Subtask #6:
score: 0
Skipped
Dependency #4:
0%
Subtask #7:
score: 0
Skipped
Dependency #6:
0%