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Submission #996981

# Submission time Handle Problem Language Result Execution time Memory
996981 2024-06-11T14:30:48 Z siewjh Jobs (BOI24_jobs) C++17
40 / 100
 135 ms 57292 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef priority_queue<pair<ll, ll>> pqii;
const int MAXN = 300005;
vector<int> adj[MAXN];
ll val[MAXN];
pqii dfs(int x){
	pqii pq;
	for (int nn : adj[x]){
		auto join = dfs(nn);
		if (pq.size() < join.size()) swap(pq, join);
		while (!join.empty()){
			pq.push(join.top()); join.pop();
		}
	}
	if (val[x] > 0) pq.push({0, val[x]});
	else{
		ll mp = val[x], sum = val[x];
		while (!pq.empty()){
			ll jmp, js; tie(jmp, js) = pq.top(); pq.pop();
			mp = min(mp, sum + jmp); sum += js;
			if (sum > 0) break;
		}
		if (sum > 0) pq.push({mp, sum});
	}
	return pq;
}
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(0); cout.tie(0);
	int nums; cin >> nums >> val[0];
	for (int i = 1; i <= nums; i++){
		int par; cin >> val[i] >> par;
		adj[par].push_back(i);
	}
	auto pq = dfs(0);
	ll ans = 0;
	while (!pq.empty()){
		ll mp, sum; tie(mp, sum) = pq.top(); pq.pop();
		if (ans + mp >= 0) ans += sum;
		else break;
	}	
	cout << ans - val[0];
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 130 ms 21460 KB Output is correct
2 Correct 104 ms 21976 KB Output is correct
3 Correct 81 ms 21704 KB Output is correct
4 Correct 88 ms 30400 KB Output is correct
5 Correct 81 ms 38848 KB Output is correct
6 Correct 73 ms 16572 KB Output is correct
7 Correct 112 ms 21896 KB Output is correct
8 Correct 80 ms 21364 KB Output is correct
9 Correct 78 ms 34212 KB Output is correct
10 Correct 75 ms 39108 KB Output is correct
11 Correct 135 ms 24404 KB Output is correct
12 Correct 113 ms 19768 KB Output is correct
13 Correct 135 ms 20372 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 7512 KB Output is correct
2 Correct 1 ms 7516 KB Output is correct
3 Correct 1 ms 7516 KB Output is correct
4 Correct 2 ms 7516 KB Output is correct
5 Correct 2 ms 7772 KB Output is correct
6 Correct 2 ms 7772 KB Output is correct
7 Correct 2 ms 7772 KB Output is correct
8 Correct 2 ms 7516 KB Output is correct
9 Correct 2 ms 7516 KB Output is correct
10 Correct 2 ms 7516 KB Output is correct
11 Correct 2 ms 7772 KB Output is correct
12 Correct 2 ms 7772 KB Output is correct
13 Correct 2 ms 7772 KB Output is correct
14 Correct 2 ms 7516 KB Output is correct
15 Correct 2 ms 7516 KB Output is correct
16 Correct 2 ms 7516 KB Output is correct
17 Correct 2 ms 7772 KB Output is correct
18 Correct 5 ms 7772 KB Output is correct
19 Correct 2 ms 7772 KB Output is correct
20 Correct 2 ms 7516 KB Output is correct
21 Correct 2 ms 7516 KB Output is correct
22 Correct 2 ms 7516 KB Output is correct
23 Correct 2 ms 7772 KB Output is correct
24 Correct 2 ms 7772 KB Output is correct
25 Correct 2 ms 7772 KB Output is correct
26 Correct 2 ms 7516 KB Output is correct
27 Correct 2 ms 7516 KB Output is correct
28 Correct 2 ms 7772 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 7512 KB Output is correct
2 Correct 1 ms 7516 KB Output is correct
3 Correct 1 ms 7516 KB Output is correct
4 Correct 2 ms 7516 KB Output is correct
5 Correct 2 ms 7772 KB Output is correct
6 Correct 2 ms 7772 KB Output is correct
7 Correct 2 ms 7772 KB Output is correct
8 Correct 2 ms 7516 KB Output is correct
9 Correct 2 ms 7516 KB Output is correct
10 Correct 2 ms 7516 KB Output is correct
11 Correct 2 ms 7772 KB Output is correct
12 Correct 2 ms 7772 KB Output is correct
13 Correct 2 ms 7772 KB Output is correct
14 Correct 2 ms 7516 KB Output is correct
15 Correct 2 ms 7516 KB Output is correct
16 Correct 2 ms 7516 KB Output is correct
17 Correct 2 ms 7772 KB Output is correct
18 Correct 5 ms 7772 KB Output is correct
19 Correct 2 ms 7772 KB Output is correct
20 Correct 2 ms 7516 KB Output is correct
21 Correct 2 ms 7516 KB Output is correct
22 Correct 2 ms 7516 KB Output is correct
23 Correct 2 ms 7772 KB Output is correct
24 Correct 2 ms 7772 KB Output is correct
25 Correct 2 ms 7772 KB Output is correct
26 Correct 2 ms 7516 KB Output is correct
27 Correct 2 ms 7516 KB Output is correct
28 Correct 2 ms 7772 KB Output is correct
29 Correct 71 ms 24588 KB Output is correct
30 Correct 73 ms 22468 KB Output is correct
31 Correct 62 ms 19844 KB Output is correct
32 Correct 85 ms 55112 KB Output is correct
33 Correct 76 ms 42312 KB Output is correct
34 Correct 76 ms 32932 KB Output is correct
35 Correct 40 ms 16288 KB Output is correct
36 Correct 76 ms 25424 KB Output is correct
37 Correct 74 ms 23240 KB Output is correct
38 Correct 83 ms 54216 KB Output is correct
39 Correct 79 ms 41548 KB Output is correct
40 Correct 82 ms 29892 KB Output is correct
41 Correct 70 ms 21900 KB Output is correct
42 Correct 33 ms 20296 KB Output is correct
43 Correct 77 ms 32736 KB Output is correct
44 Correct 86 ms 57276 KB Output is correct
45 Correct 80 ms 41292 KB Output is correct
46 Correct 85 ms 32668 KB Output is correct
47 Correct 81 ms 21924 KB Output is correct
48 Correct 71 ms 22336 KB Output is correct
49 Correct 76 ms 23752 KB Output is correct
50 Correct 84 ms 57292 KB Output is correct
51 Correct 56 ms 33784 KB Output is correct
52 Correct 70 ms 30136 KB Output is correct
53 Correct 52 ms 26572 KB Output is correct
54 Correct 68 ms 22056 KB Output is correct
55 Correct 73 ms 24024 KB Output is correct
56 Correct 81 ms 56004 KB Output is correct
57 Correct 84 ms 42824 KB Output is correct
58 Correct 74 ms 31168 KB Output is correct
59 Correct 77 ms 27172 KB Output is correct
60 Correct 54 ms 21064 KB Output is correct
61 Correct 74 ms 32388 KB Output is correct
62 Correct 89 ms 31872 KB Output is correct

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 7512 KB Output is correct
2 Correct 1 ms 7516 KB Output is correct
3 Correct 1 ms 7516 KB Output is correct
4 Correct 2 ms 7516 KB Output is correct
5 Correct 2 ms 7772 KB Output is correct
6 Correct 2 ms 7772 KB Output is correct
7 Correct 2 ms 7772 KB Output is correct
8 Correct 2 ms 7516 KB Output is correct
9 Correct 2 ms 7516 KB Output is correct
10 Correct 2 ms 7516 KB Output is correct
11 Correct 2 ms 7772 KB Output is correct
12 Correct 2 ms 7772 KB Output is correct
13 Correct 2 ms 7772 KB Output is correct
14 Correct 2 ms 7516 KB Output is correct
15 Correct 2 ms 7516 KB Output is correct
16 Correct 2 ms 7516 KB Output is correct
17 Correct 2 ms 7772 KB Output is correct
18 Correct 5 ms 7772 KB Output is correct
19 Correct 2 ms 7772 KB Output is correct
20 Correct 2 ms 7516 KB Output is correct
21 Correct 2 ms 7516 KB Output is correct
22 Correct 2 ms 7516 KB Output is correct
23 Correct 2 ms 7772 KB Output is correct
24 Correct 2 ms 7772 KB Output is correct
25 Correct 2 ms 7772 KB Output is correct
26 Correct 2 ms 7516 KB Output is correct
27 Correct 2 ms 7516 KB Output is correct
28 Correct 2 ms 7772 KB Output is correct
29 Correct 2 ms 7512 KB Output is correct
30 Correct 2 ms 7516 KB Output is correct
31 Correct 2 ms 7516 KB Output is correct
32 Incorrect 2 ms 7516 KB Output isn't correct
33 Halted 0 ms 0 KB -

Subtask #5
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 130 ms 21460 KB Output is correct
2 Correct 104 ms 21976 KB Output is correct
3 Correct 81 ms 21704 KB Output is correct
4 Correct 88 ms 30400 KB Output is correct
5 Correct 81 ms 38848 KB Output is correct
6 Correct 73 ms 16572 KB Output is correct
7 Correct 112 ms 21896 KB Output is correct
8 Correct 80 ms 21364 KB Output is correct
9 Correct 78 ms 34212 KB Output is correct
10 Correct 75 ms 39108 KB Output is correct
11 Correct 135 ms 24404 KB Output is correct
12 Correct 113 ms 19768 KB Output is correct
13 Correct 135 ms 20372 KB Output is correct
14 Correct 1 ms 7512 KB Output is correct
15 Correct 1 ms 7516 KB Output is correct
16 Correct 1 ms 7516 KB Output is correct
17 Correct 2 ms 7516 KB Output is correct
18 Correct 2 ms 7772 KB Output is correct
19 Correct 2 ms 7772 KB Output is correct
20 Correct 2 ms 7772 KB Output is correct
21 Correct 2 ms 7516 KB Output is correct
22 Correct 2 ms 7516 KB Output is correct
23 Correct 2 ms 7516 KB Output is correct
24 Correct 2 ms 7772 KB Output is correct
25 Correct 2 ms 7772 KB Output is correct
26 Correct 2 ms 7772 KB Output is correct
27 Correct 2 ms 7516 KB Output is correct
28 Correct 2 ms 7516 KB Output is correct
29 Correct 2 ms 7516 KB Output is correct
30 Correct 2 ms 7772 KB Output is correct
31 Correct 5 ms 7772 KB Output is correct
32 Correct 2 ms 7772 KB Output is correct
33 Correct 2 ms 7516 KB Output is correct
34 Correct 2 ms 7516 KB Output is correct
35 Correct 2 ms 7516 KB Output is correct
36 Correct 2 ms 7772 KB Output is correct
37 Correct 2 ms 7772 KB Output is correct
38 Correct 2 ms 7772 KB Output is correct
39 Correct 2 ms 7516 KB Output is correct
40 Correct 2 ms 7516 KB Output is correct
41 Correct 2 ms 7772 KB Output is correct
42 Correct 71 ms 24588 KB Output is correct
43 Correct 73 ms 22468 KB Output is correct
44 Correct 62 ms 19844 KB Output is correct
45 Correct 85 ms 55112 KB Output is correct
46 Correct 76 ms 42312 KB Output is correct
47 Correct 76 ms 32932 KB Output is correct
48 Correct 40 ms 16288 KB Output is correct
49 Correct 76 ms 25424 KB Output is correct
50 Correct 74 ms 23240 KB Output is correct
51 Correct 83 ms 54216 KB Output is correct
52 Correct 79 ms 41548 KB Output is correct
53 Correct 82 ms 29892 KB Output is correct
54 Correct 70 ms 21900 KB Output is correct
55 Correct 33 ms 20296 KB Output is correct
56 Correct 77 ms 32736 KB Output is correct
57 Correct 86 ms 57276 KB Output is correct
58 Correct 80 ms 41292 KB Output is correct
59 Correct 85 ms 32668 KB Output is correct
60 Correct 81 ms 21924 KB Output is correct
61 Correct 71 ms 22336 KB Output is correct
62 Correct 76 ms 23752 KB Output is correct
63 Correct 84 ms 57292 KB Output is correct
64 Correct 56 ms 33784 KB Output is correct
65 Correct 70 ms 30136 KB Output is correct
66 Correct 52 ms 26572 KB Output is correct
67 Correct 68 ms 22056 KB Output is correct
68 Correct 73 ms 24024 KB Output is correct
69 Correct 81 ms 56004 KB Output is correct
70 Correct 84 ms 42824 KB Output is correct
71 Correct 74 ms 31168 KB Output is correct
72 Correct 77 ms 27172 KB Output is correct
73 Correct 54 ms 21064 KB Output is correct
74 Correct 74 ms 32388 KB Output is correct
75 Correct 89 ms 31872 KB Output is correct
76 Correct 2 ms 7512 KB Output is correct
77 Correct 2 ms 7516 KB Output is correct
78 Correct 2 ms 7516 KB Output is correct
79 Incorrect 2 ms 7516 KB Output isn't correct
80 Halted 0 ms 0 KB -