oj.uz

Submission #994958

# Submission time Handle Problem Language Result Execution time Memory
994958 2024-06-08T08:53:16 Z pavement Jobs (BOI24_jobs) C++17
69 / 100
 189 ms 55380 KB 
#include <bits/stdc++.h>
using namespace std;

#define mp make_pair
#define pb push_back

using ll = long long;
using ll2 = pair<ll, ll>;

int N, x[300005];
ll s, profit;
vector<int> adj[300005];
priority_queue<ll2, vector<ll2>, greater<ll2> > pq[300005];

void dfs(int u) {
	for (auto v : adj[u]) {
		dfs(v);
		if (pq[u].size() < pq[v].size()) {
			swap(pq[u], pq[v]);
		}
		while (!pq[v].empty()) {
			pq[u].push(pq[v].top());
			pq[v].pop();
		}
	}
	if (x[u] >= 0) {
		pq[u].emplace(0, x[u]);
	} else {
		ll r = -x[u], p = x[u];
		while (!pq[u].empty() && r + p >= pq[u].top().first) {
			p += pq[u].top().second;
			pq[u].pop();
		}
		while (!pq[u].empty() && p < 0) {
			auto [nr, np] = pq[u].top();
			r = max(r, nr - p);
			p += np;
			pq[u].pop();
		}
		if (p >= 0) {
			pq[u].emplace(r, p);
		} else {
			assert(pq[u].empty());
		}
	}
}

int main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	cin >> N >> s;
	for (int i = 1, p; i <= N; i++) {
		cin >> x[i] >> p;
		adj[p].pb(i);
	}
	dfs(0);
	while (!pq[0].empty() && s >= pq[0].top().first && pq[0].top().second >= 0) {
		s += pq[0].top().second;
		profit += pq[0].top().second;
		pq[0].pop();
	}
	cout << profit << '\n';
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 178 ms 47944 KB Output is correct
2 Correct 139 ms 38332 KB Output is correct
3 Correct 109 ms 32580 KB Output is correct
4 Correct 94 ms 39108 KB Output is correct
5 Correct 79 ms 40532 KB Output is correct
6 Correct 87 ms 35532 KB Output is correct
7 Correct 158 ms 42352 KB Output is correct
8 Correct 112 ms 33068 KB Output is correct
9 Correct 86 ms 40912 KB Output is correct
10 Correct 80 ms 41040 KB Output is correct
11 Correct 189 ms 49992 KB Output is correct
12 Correct 152 ms 41320 KB Output is correct
13 Correct 163 ms 46148 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 16988 KB Output is correct
2 Correct 2 ms 16988 KB Output is correct
3 Correct 2 ms 16988 KB Output is correct
4 Correct 3 ms 16988 KB Output is correct
5 Correct 3 ms 17244 KB Output is correct
6 Correct 3 ms 17000 KB Output is correct
7 Correct 3 ms 17012 KB Output is correct
8 Correct 4 ms 17156 KB Output is correct
9 Correct 3 ms 16988 KB Output is correct
10 Correct 3 ms 16988 KB Output is correct
11 Correct 3 ms 17244 KB Output is correct
12 Correct 4 ms 17068 KB Output is correct
13 Correct 3 ms 16988 KB Output is correct
14 Correct 3 ms 16988 KB Output is correct
15 Correct 3 ms 16984 KB Output is correct
16 Correct 5 ms 16988 KB Output is correct
17 Correct 3 ms 17244 KB Output is correct
18 Correct 3 ms 17244 KB Output is correct
19 Correct 3 ms 16988 KB Output is correct
20 Correct 3 ms 16988 KB Output is correct
21 Correct 3 ms 16988 KB Output is correct
22 Correct 3 ms 16988 KB Output is correct
23 Correct 3 ms 17268 KB Output is correct
24 Correct 3 ms 16988 KB Output is correct
25 Correct 4 ms 16988 KB Output is correct
26 Correct 3 ms 16984 KB Output is correct
27 Correct 3 ms 16984 KB Output is correct
28 Correct 3 ms 17244 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 16988 KB Output is correct
2 Correct 2 ms 16988 KB Output is correct
3 Correct 2 ms 16988 KB Output is correct
4 Correct 3 ms 16988 KB Output is correct
5 Correct 3 ms 17244 KB Output is correct
6 Correct 3 ms 17000 KB Output is correct
7 Correct 3 ms 17012 KB Output is correct
8 Correct 4 ms 17156 KB Output is correct
9 Correct 3 ms 16988 KB Output is correct
10 Correct 3 ms 16988 KB Output is correct
11 Correct 3 ms 17244 KB Output is correct
12 Correct 4 ms 17068 KB Output is correct
13 Correct 3 ms 16988 KB Output is correct
14 Correct 3 ms 16988 KB Output is correct
15 Correct 3 ms 16984 KB Output is correct
16 Correct 5 ms 16988 KB Output is correct
17 Correct 3 ms 17244 KB Output is correct
18 Correct 3 ms 17244 KB Output is correct
19 Correct 3 ms 16988 KB Output is correct
20 Correct 3 ms 16988 KB Output is correct
21 Correct 3 ms 16988 KB Output is correct
22 Correct 3 ms 16988 KB Output is correct
23 Correct 3 ms 17268 KB Output is correct
24 Correct 3 ms 16988 KB Output is correct
25 Correct 4 ms 16988 KB Output is correct
26 Correct 3 ms 16984 KB Output is correct
27 Correct 3 ms 16984 KB Output is correct
28 Correct 3 ms 17244 KB Output is correct
29 Correct 77 ms 35300 KB Output is correct
30 Correct 86 ms 35616 KB Output is correct
31 Correct 67 ms 33216 KB Output is correct
32 Correct 69 ms 55376 KB Output is correct
33 Correct 85 ms 44360 KB Output is correct
34 Correct 74 ms 40268 KB Output is correct
35 Correct 37 ms 24392 KB Output is correct
36 Correct 71 ms 34716 KB Output is correct
37 Correct 84 ms 35748 KB Output is correct
38 Correct 81 ms 55380 KB Output is correct
39 Correct 77 ms 46508 KB Output is correct
40 Correct 87 ms 36168 KB Output is correct
41 Correct 72 ms 31940 KB Output is correct
42 Correct 38 ms 28104 KB Output is correct
43 Correct 73 ms 40204 KB Output is correct
44 Correct 79 ms 54864 KB Output is correct
45 Correct 82 ms 45396 KB Output is correct
46 Correct 105 ms 40096 KB Output is correct
47 Correct 84 ms 31936 KB Output is correct
48 Correct 73 ms 32944 KB Output is correct
49 Correct 83 ms 35312 KB Output is correct
50 Correct 77 ms 54824 KB Output is correct
51 Correct 54 ms 38224 KB Output is correct
52 Correct 76 ms 35952 KB Output is correct
53 Correct 52 ms 32792 KB Output is correct
54 Correct 74 ms 32516 KB Output is correct
55 Correct 82 ms 35584 KB Output is correct
56 Correct 100 ms 54868 KB Output is correct
57 Correct 76 ms 42316 KB Output is correct
58 Correct 77 ms 35656 KB Output is correct
59 Correct 82 ms 36544 KB Output is correct
60 Correct 70 ms 32636 KB Output is correct
61 Correct 77 ms 39876 KB Output is correct
62 Correct 91 ms 41032 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 16988 KB Output is correct
2 Correct 2 ms 16988 KB Output is correct
3 Correct 2 ms 16988 KB Output is correct
4 Correct 3 ms 16988 KB Output is correct
5 Correct 3 ms 17244 KB Output is correct
6 Correct 3 ms 17000 KB Output is correct
7 Correct 3 ms 17012 KB Output is correct
8 Correct 4 ms 17156 KB Output is correct
9 Correct 3 ms 16988 KB Output is correct
10 Correct 3 ms 16988 KB Output is correct
11 Correct 3 ms 17244 KB Output is correct
12 Correct 4 ms 17068 KB Output is correct
13 Correct 3 ms 16988 KB Output is correct
14 Correct 3 ms 16988 KB Output is correct
15 Correct 3 ms 16984 KB Output is correct
16 Correct 5 ms 16988 KB Output is correct
17 Correct 3 ms 17244 KB Output is correct
18 Correct 3 ms 17244 KB Output is correct
19 Correct 3 ms 16988 KB Output is correct
20 Correct 3 ms 16988 KB Output is correct
21 Correct 3 ms 16988 KB Output is correct
22 Correct 3 ms 16988 KB Output is correct
23 Correct 3 ms 17268 KB Output is correct
24 Correct 3 ms 16988 KB Output is correct
25 Correct 4 ms 16988 KB Output is correct
26 Correct 3 ms 16984 KB Output is correct
27 Correct 3 ms 16984 KB Output is correct
28 Correct 3 ms 17244 KB Output is correct
29 Correct 5 ms 16988 KB Output is correct
30 Correct 5 ms 17020 KB Output is correct
31 Correct 4 ms 16988 KB Output is correct
32 Correct 4 ms 16988 KB Output is correct
33 Correct 5 ms 16988 KB Output is correct
34 Correct 4 ms 16988 KB Output is correct
35 Correct 5 ms 16988 KB Output is correct
36 Correct 3 ms 16984 KB Output is correct
37 Correct 4 ms 16984 KB Output is correct
38 Correct 5 ms 17084 KB Output is correct
39 Correct 5 ms 16988 KB Output is correct
40 Correct 5 ms 16988 KB Output is correct
41 Correct 4 ms 16988 KB Output is correct
42 Correct 4 ms 16984 KB Output is correct
43 Correct 3 ms 16988 KB Output is correct
44 Correct 3 ms 16988 KB Output is correct
45 Correct 5 ms 16988 KB Output is correct
46 Correct 3 ms 16988 KB Output is correct
47 Correct 3 ms 16988 KB Output is correct
48 Correct 4 ms 16988 KB Output is correct
49 Correct 3 ms 16988 KB Output is correct
50 Correct 4 ms 16984 KB Output is correct
51 Correct 4 ms 16988 KB Output is correct
52 Correct 3 ms 17008 KB Output is correct
53 Correct 3 ms 16988 KB Output is correct
54 Correct 4 ms 16988 KB Output is correct

Subtask #5
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 178 ms 47944 KB Output is correct
2 Correct 139 ms 38332 KB Output is correct
3 Correct 109 ms 32580 KB Output is correct
4 Correct 94 ms 39108 KB Output is correct
5 Correct 79 ms 40532 KB Output is correct
6 Correct 87 ms 35532 KB Output is correct
7 Correct 158 ms 42352 KB Output is correct
8 Correct 112 ms 33068 KB Output is correct
9 Correct 86 ms 40912 KB Output is correct
10 Correct 80 ms 41040 KB Output is correct
11 Correct 189 ms 49992 KB Output is correct
12 Correct 152 ms 41320 KB Output is correct
13 Correct 163 ms 46148 KB Output is correct
14 Correct 3 ms 16988 KB Output is correct
15 Correct 2 ms 16988 KB Output is correct
16 Correct 2 ms 16988 KB Output is correct
17 Correct 3 ms 16988 KB Output is correct
18 Correct 3 ms 17244 KB Output is correct
19 Correct 3 ms 17000 KB Output is correct
20 Correct 3 ms 17012 KB Output is correct
21 Correct 4 ms 17156 KB Output is correct
22 Correct 3 ms 16988 KB Output is correct
23 Correct 3 ms 16988 KB Output is correct
24 Correct 3 ms 17244 KB Output is correct
25 Correct 4 ms 17068 KB Output is correct
26 Correct 3 ms 16988 KB Output is correct
27 Correct 3 ms 16988 KB Output is correct
28 Correct 3 ms 16984 KB Output is correct
29 Correct 5 ms 16988 KB Output is correct
30 Correct 3 ms 17244 KB Output is correct
31 Correct 3 ms 17244 KB Output is correct
32 Correct 3 ms 16988 KB Output is correct
33 Correct 3 ms 16988 KB Output is correct
34 Correct 3 ms 16988 KB Output is correct
35 Correct 3 ms 16988 KB Output is correct
36 Correct 3 ms 17268 KB Output is correct
37 Correct 3 ms 16988 KB Output is correct
38 Correct 4 ms 16988 KB Output is correct
39 Correct 3 ms 16984 KB Output is correct
40 Correct 3 ms 16984 KB Output is correct
41 Correct 3 ms 17244 KB Output is correct
42 Correct 77 ms 35300 KB Output is correct
43 Correct 86 ms 35616 KB Output is correct
44 Correct 67 ms 33216 KB Output is correct
45 Correct 69 ms 55376 KB Output is correct
46 Correct 85 ms 44360 KB Output is correct
47 Correct 74 ms 40268 KB Output is correct
48 Correct 37 ms 24392 KB Output is correct
49 Correct 71 ms 34716 KB Output is correct
50 Correct 84 ms 35748 KB Output is correct
51 Correct 81 ms 55380 KB Output is correct
52 Correct 77 ms 46508 KB Output is correct
53 Correct 87 ms 36168 KB Output is correct
54 Correct 72 ms 31940 KB Output is correct
55 Correct 38 ms 28104 KB Output is correct
56 Correct 73 ms 40204 KB Output is correct
57 Correct 79 ms 54864 KB Output is correct
58 Correct 82 ms 45396 KB Output is correct
59 Correct 105 ms 40096 KB Output is correct
60 Correct 84 ms 31936 KB Output is correct
61 Correct 73 ms 32944 KB Output is correct
62 Correct 83 ms 35312 KB Output is correct
63 Correct 77 ms 54824 KB Output is correct
64 Correct 54 ms 38224 KB Output is correct
65 Correct 76 ms 35952 KB Output is correct
66 Correct 52 ms 32792 KB Output is correct
67 Correct 74 ms 32516 KB Output is correct
68 Correct 82 ms 35584 KB Output is correct
69 Correct 100 ms 54868 KB Output is correct
70 Correct 76 ms 42316 KB Output is correct
71 Correct 77 ms 35656 KB Output is correct
72 Correct 82 ms 36544 KB Output is correct
73 Correct 70 ms 32636 KB Output is correct
74 Correct 77 ms 39876 KB Output is correct
75 Correct 91 ms 41032 KB Output is correct
76 Correct 5 ms 16988 KB Output is correct
77 Correct 5 ms 17020 KB Output is correct
78 Correct 4 ms 16988 KB Output is correct
79 Correct 4 ms 16988 KB Output is correct
80 Correct 5 ms 16988 KB Output is correct
81 Correct 4 ms 16988 KB Output is correct
82 Correct 5 ms 16988 KB Output is correct
83 Correct 3 ms 16984 KB Output is correct
84 Correct 4 ms 16984 KB Output is correct
85 Correct 5 ms 17084 KB Output is correct
86 Correct 5 ms 16988 KB Output is correct
87 Correct 5 ms 16988 KB Output is correct
88 Correct 4 ms 16988 KB Output is correct
89 Correct 4 ms 16984 KB Output is correct
90 Correct 3 ms 16988 KB Output is correct
91 Correct 3 ms 16988 KB Output is correct
92 Correct 5 ms 16988 KB Output is correct
93 Correct 3 ms 16988 KB Output is correct
94 Correct 3 ms 16988 KB Output is correct
95 Correct 4 ms 16988 KB Output is correct
96 Correct 3 ms 16988 KB Output is correct
97 Correct 4 ms 16984 KB Output is correct
98 Correct 4 ms 16988 KB Output is correct
99 Correct 3 ms 17008 KB Output is correct
100 Correct 3 ms 16988 KB Output is correct
101 Correct 4 ms 16988 KB Output is correct
102 Incorrect 187 ms 45184 KB Output isn't correct
103 Halted 0 ms 0 KB -