| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 994614 |
2024-06-08T02:28:51 Z |
pavement |
Jobs (BOI24_jobs) |
C++17 |
|
2000 ms |
24048 KB |
#include <bits/stdc++.h>
using namespace std;
#define mp make_pair
#define pb push_back
using ll = long long;
int N, x[300005], p[300005];
ll s, os, wei[300005], mn[300005];
bool seen[300005];
vector<int> adj[300005];
void dfs(int u) {
wei[u] += x[u];
mn[u] = min(mn[u], wei[u]);
for (auto v : adj[u]) {
wei[v] = wei[u];
mn[v] = min(mn[v], mn[u]);
dfs(v);
}
}
int main() {
ios::sync_with_stdio(0);
cin.tie(0);
cin >> N >> s;
os = s;
for (int i = 1; i <= N; i++) {
cin >> x[i] >> p[i];
adj[p[i]].pb(i);
}
seen[0] = 1;
while (1) {
for (int i = 1; i <= N; i++) {
mn[i] = 0;
}
dfs(0);
pair<ll, int> tk = mp(-1, -1);
for (int i = 1; i <= N; i++) {
if (!seen[i] && s + mn[i] >= 0) {
tk = max(tk, mp(wei[i], i));
}
}
if (tk.first < 0) {
break;
}
s += tk.first;
for (int j = tk.second; !seen[j]; j = p[j]) {
seen[j] = 1;
x[j] = 0;
}
}
cout << s - os << '\n';
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
2011 ms |
22868 KB |
Time limit exceeded |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
10840 KB |
Output is correct |
| 2 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 3 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 4 |
Correct |
3 ms |
10840 KB |
Output is correct |
| 5 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 6 |
Correct |
9 ms |
10844 KB |
Output is correct |
| 7 |
Correct |
12 ms |
10840 KB |
Output is correct |
| 8 |
Correct |
10 ms |
10844 KB |
Output is correct |
| 9 |
Correct |
8 ms |
10844 KB |
Output is correct |
| 10 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 11 |
Correct |
2 ms |
10840 KB |
Output is correct |
| 12 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 13 |
Correct |
10 ms |
10844 KB |
Output is correct |
| 14 |
Correct |
12 ms |
10840 KB |
Output is correct |
| 15 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 16 |
Correct |
12 ms |
10988 KB |
Output is correct |
| 17 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 18 |
Correct |
4 ms |
10844 KB |
Output is correct |
| 19 |
Correct |
9 ms |
10844 KB |
Output is correct |
| 20 |
Correct |
9 ms |
10844 KB |
Output is correct |
| 21 |
Correct |
7 ms |
10988 KB |
Output is correct |
| 22 |
Correct |
12 ms |
10844 KB |
Output is correct |
| 23 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 24 |
Correct |
2 ms |
10840 KB |
Output is correct |
| 25 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 26 |
Correct |
4 ms |
10844 KB |
Output is correct |
| 27 |
Correct |
3 ms |
10840 KB |
Output is correct |
| 28 |
Correct |
8 ms |
10856 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
10840 KB |
Output is correct |
| 2 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 3 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 4 |
Correct |
3 ms |
10840 KB |
Output is correct |
| 5 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 6 |
Correct |
9 ms |
10844 KB |
Output is correct |
| 7 |
Correct |
12 ms |
10840 KB |
Output is correct |
| 8 |
Correct |
10 ms |
10844 KB |
Output is correct |
| 9 |
Correct |
8 ms |
10844 KB |
Output is correct |
| 10 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 11 |
Correct |
2 ms |
10840 KB |
Output is correct |
| 12 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 13 |
Correct |
10 ms |
10844 KB |
Output is correct |
| 14 |
Correct |
12 ms |
10840 KB |
Output is correct |
| 15 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 16 |
Correct |
12 ms |
10988 KB |
Output is correct |
| 17 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 18 |
Correct |
4 ms |
10844 KB |
Output is correct |
| 19 |
Correct |
9 ms |
10844 KB |
Output is correct |
| 20 |
Correct |
9 ms |
10844 KB |
Output is correct |
| 21 |
Correct |
7 ms |
10988 KB |
Output is correct |
| 22 |
Correct |
12 ms |
10844 KB |
Output is correct |
| 23 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 24 |
Correct |
2 ms |
10840 KB |
Output is correct |
| 25 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 26 |
Correct |
4 ms |
10844 KB |
Output is correct |
| 27 |
Correct |
3 ms |
10840 KB |
Output is correct |
| 28 |
Correct |
8 ms |
10856 KB |
Output is correct |
| 29 |
Execution timed out |
2063 ms |
24048 KB |
Time limit exceeded |
| 30 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
10840 KB |
Output is correct |
| 2 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 3 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 4 |
Correct |
3 ms |
10840 KB |
Output is correct |
| 5 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 6 |
Correct |
9 ms |
10844 KB |
Output is correct |
| 7 |
Correct |
12 ms |
10840 KB |
Output is correct |
| 8 |
Correct |
10 ms |
10844 KB |
Output is correct |
| 9 |
Correct |
8 ms |
10844 KB |
Output is correct |
| 10 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 11 |
Correct |
2 ms |
10840 KB |
Output is correct |
| 12 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 13 |
Correct |
10 ms |
10844 KB |
Output is correct |
| 14 |
Correct |
12 ms |
10840 KB |
Output is correct |
| 15 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 16 |
Correct |
12 ms |
10988 KB |
Output is correct |
| 17 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 18 |
Correct |
4 ms |
10844 KB |
Output is correct |
| 19 |
Correct |
9 ms |
10844 KB |
Output is correct |
| 20 |
Correct |
9 ms |
10844 KB |
Output is correct |
| 21 |
Correct |
7 ms |
10988 KB |
Output is correct |
| 22 |
Correct |
12 ms |
10844 KB |
Output is correct |
| 23 |
Correct |
2 ms |
10844 KB |
Output is correct |
| 24 |
Correct |
2 ms |
10840 KB |
Output is correct |
| 25 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 26 |
Correct |
4 ms |
10844 KB |
Output is correct |
| 27 |
Correct |
3 ms |
10840 KB |
Output is correct |
| 28 |
Correct |
8 ms |
10856 KB |
Output is correct |
| 29 |
Correct |
2 ms |
10840 KB |
Output is correct |
| 30 |
Correct |
14 ms |
10844 KB |
Output is correct |
| 31 |
Correct |
11 ms |
10988 KB |
Output is correct |
| 32 |
Correct |
3 ms |
10844 KB |
Output is correct |
| 33 |
Incorrect |
12 ms |
10984 KB |
Output isn't correct |
| 34 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Execution timed out |
2011 ms |
22868 KB |
Time limit exceeded |
| 2 |
Halted |
0 ms |
0 KB |
- |
