oj.uz

Submission #994969

# Submission time Handle Problem Language Result Execution time Memory
994969 2024-06-08T08:57:45 Z pavement Jobs (BOI24_jobs) C++17
69 / 100
 202 ms 56788 KB 
#include <bits/stdc++.h>
using namespace std;

#define mp make_pair
#define pb push_back
#define int long long

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());
		}
	}
}

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';
}

Compilation message

Main.cpp:49:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   49 | main() {
      | ^~~~

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 202 ms 49160 KB Output is correct
2 Correct 181 ms 40636 KB Output is correct
3 Correct 144 ms 34588 KB Output is correct
4 Correct 103 ms 40216 KB Output is correct
5 Correct 72 ms 41808 KB Output is correct
6 Correct 105 ms 37068 KB Output is correct
7 Correct 143 ms 43012 KB Output is correct
8 Correct 105 ms 34176 KB Output is correct
9 Correct 78 ms 42228 KB Output is correct
10 Correct 70 ms 42184 KB Output is correct
11 Correct 201 ms 51976 KB Output is correct
12 Correct 148 ms 42756 KB Output is correct
13 Correct 177 ms 47684 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 16988 KB Output is correct
2 Correct 3 ms 16984 KB Output is correct
3 Correct 3 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 17244 KB Output is correct
7 Correct 3 ms 16988 KB Output is correct
8 Correct 3 ms 17072 KB Output is correct
9 Correct 3 ms 16984 KB Output is correct
10 Correct 3 ms 16988 KB Output is correct
11 Correct 4 ms 17244 KB Output is correct
12 Correct 3 ms 16988 KB Output is correct
13 Correct 3 ms 16984 KB Output is correct
14 Correct 4 ms 16988 KB Output is correct
15 Correct 5 ms 16988 KB Output is correct
16 Correct 6 ms 16988 KB Output is correct
17 Correct 3 ms 17244 KB Output is correct
18 Correct 3 ms 16988 KB Output is correct
19 Correct 3 ms 17012 KB Output is correct
20 Correct 3 ms 16988 KB Output is correct
21 Correct 4 ms 16984 KB Output is correct
22 Correct 4 ms 16984 KB Output is correct
23 Correct 3 ms 17244 KB Output is correct
24 Correct 3 ms 16988 KB Output is correct
25 Correct 3 ms 17184 KB Output is correct
26 Correct 3 ms 16988 KB Output is correct
27 Correct 6 ms 16988 KB Output is correct
28 Correct 3 ms 17240 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 16988 KB Output is correct
2 Correct 3 ms 16984 KB Output is correct
3 Correct 3 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 17244 KB Output is correct
7 Correct 3 ms 16988 KB Output is correct
8 Correct 3 ms 17072 KB Output is correct
9 Correct 3 ms 16984 KB Output is correct
10 Correct 3 ms 16988 KB Output is correct
11 Correct 4 ms 17244 KB Output is correct
12 Correct 3 ms 16988 KB Output is correct
13 Correct 3 ms 16984 KB Output is correct
14 Correct 4 ms 16988 KB Output is correct
15 Correct 5 ms 16988 KB Output is correct
16 Correct 6 ms 16988 KB Output is correct
17 Correct 3 ms 17244 KB Output is correct
18 Correct 3 ms 16988 KB Output is correct
19 Correct 3 ms 17012 KB Output is correct
20 Correct 3 ms 16988 KB Output is correct
21 Correct 4 ms 16984 KB Output is correct
22 Correct 4 ms 16984 KB Output is correct
23 Correct 3 ms 17244 KB Output is correct
24 Correct 3 ms 16988 KB Output is correct
25 Correct 3 ms 17184 KB Output is correct
26 Correct 3 ms 16988 KB Output is correct
27 Correct 6 ms 16988 KB Output is correct
28 Correct 3 ms 17240 KB Output is correct
29 Correct 77 ms 36912 KB Output is correct
30 Correct 77 ms 36576 KB Output is correct
31 Correct 65 ms 34400 KB Output is correct
32 Correct 75 ms 56788 KB Output is correct
33 Correct 97 ms 45656 KB Output is correct
34 Correct 73 ms 41516 KB Output is correct
35 Correct 46 ms 25920 KB Output is correct
36 Correct 71 ms 36196 KB Output is correct
37 Correct 94 ms 35852 KB Output is correct
38 Correct 73 ms 56688 KB Output is correct
39 Correct 94 ms 47652 KB Output is correct
40 Correct 84 ms 37284 KB Output is correct
41 Correct 79 ms 33088 KB Output is correct
42 Correct 34 ms 29644 KB Output is correct
43 Correct 82 ms 41408 KB Output is correct
44 Correct 83 ms 55892 KB Output is correct
45 Correct 75 ms 46536 KB Output is correct
46 Correct 76 ms 41284 KB Output is correct
47 Correct 80 ms 32960 KB Output is correct
48 Correct 76 ms 35012 KB Output is correct
49 Correct 81 ms 36032 KB Output is correct
50 Correct 79 ms 55892 KB Output is correct
51 Correct 52 ms 39504 KB Output is correct
52 Correct 74 ms 36932 KB Output is correct
53 Correct 50 ms 34000 KB Output is correct
54 Correct 75 ms 34244 KB Output is correct
55 Correct 80 ms 37344 KB Output is correct
56 Correct 79 ms 55908 KB Output is correct
57 Correct 75 ms 43596 KB Output is correct
58 Correct 74 ms 36932 KB Output is correct
59 Correct 80 ms 37724 KB Output is correct
60 Correct 58 ms 36036 KB Output is correct
61 Correct 78 ms 41152 KB Output is correct
62 Correct 89 ms 41796 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 16988 KB Output is correct
2 Correct 3 ms 16984 KB Output is correct
3 Correct 3 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 17244 KB Output is correct
7 Correct 3 ms 16988 KB Output is correct
8 Correct 3 ms 17072 KB Output is correct
9 Correct 3 ms 16984 KB Output is correct
10 Correct 3 ms 16988 KB Output is correct
11 Correct 4 ms 17244 KB Output is correct
12 Correct 3 ms 16988 KB Output is correct
13 Correct 3 ms 16984 KB Output is correct
14 Correct 4 ms 16988 KB Output is correct
15 Correct 5 ms 16988 KB Output is correct
16 Correct 6 ms 16988 KB Output is correct
17 Correct 3 ms 17244 KB Output is correct
18 Correct 3 ms 16988 KB Output is correct
19 Correct 3 ms 17012 KB Output is correct
20 Correct 3 ms 16988 KB Output is correct
21 Correct 4 ms 16984 KB Output is correct
22 Correct 4 ms 16984 KB Output is correct
23 Correct 3 ms 17244 KB Output is correct
24 Correct 3 ms 16988 KB Output is correct
25 Correct 3 ms 17184 KB Output is correct
26 Correct 3 ms 16988 KB Output is correct
27 Correct 6 ms 16988 KB Output is correct
28 Correct 3 ms 17240 KB Output is correct
29 Correct 2 ms 16988 KB Output is correct
30 Correct 3 ms 17024 KB Output is correct
31 Correct 3 ms 17032 KB Output is correct
32 Correct 3 ms 16988 KB Output is correct
33 Correct 5 ms 17160 KB Output is correct
34 Correct 3 ms 17008 KB Output is correct
35 Correct 3 ms 17080 KB Output is correct
36 Correct 3 ms 17184 KB Output is correct
37 Correct 4 ms 17236 KB Output is correct
38 Correct 3 ms 16984 KB Output is correct
39 Correct 3 ms 16984 KB Output is correct
40 Correct 3 ms 16988 KB Output is correct
41 Correct 3 ms 16984 KB Output is correct
42 Correct 3 ms 16988 KB Output is correct
43 Correct 3 ms 16988 KB Output is correct
44 Correct 4 ms 16988 KB Output is correct
45 Correct 3 ms 16988 KB Output is correct
46 Correct 3 ms 16988 KB Output is correct
47 Correct 3 ms 17240 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 16988 KB Output is correct
51 Correct 4 ms 16988 KB Output is correct
52 Correct 3 ms 16984 KB Output is correct
53 Correct 3 ms 16988 KB Output is correct
54 Correct 3 ms 16988 KB Output is correct

Subtask #5
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 202 ms 49160 KB Output is correct
2 Correct 181 ms 40636 KB Output is correct
3 Correct 144 ms 34588 KB Output is correct
4 Correct 103 ms 40216 KB Output is correct
5 Correct 72 ms 41808 KB Output is correct
6 Correct 105 ms 37068 KB Output is correct
7 Correct 143 ms 43012 KB Output is correct
8 Correct 105 ms 34176 KB Output is correct
9 Correct 78 ms 42228 KB Output is correct
10 Correct 70 ms 42184 KB Output is correct
11 Correct 201 ms 51976 KB Output is correct
12 Correct 148 ms 42756 KB Output is correct
13 Correct 177 ms 47684 KB Output is correct
14 Correct 2 ms 16988 KB Output is correct
15 Correct 3 ms 16984 KB Output is correct
16 Correct 3 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 17244 KB Output is correct
20 Correct 3 ms 16988 KB Output is correct
21 Correct 3 ms 17072 KB Output is correct
22 Correct 3 ms 16984 KB Output is correct
23 Correct 3 ms 16988 KB Output is correct
24 Correct 4 ms 17244 KB Output is correct
25 Correct 3 ms 16988 KB Output is correct
26 Correct 3 ms 16984 KB Output is correct
27 Correct 4 ms 16988 KB Output is correct
28 Correct 5 ms 16988 KB Output is correct
29 Correct 6 ms 16988 KB Output is correct
30 Correct 3 ms 17244 KB Output is correct
31 Correct 3 ms 16988 KB Output is correct
32 Correct 3 ms 17012 KB Output is correct
33 Correct 3 ms 16988 KB Output is correct
34 Correct 4 ms 16984 KB Output is correct
35 Correct 4 ms 16984 KB Output is correct
36 Correct 3 ms 17244 KB Output is correct
37 Correct 3 ms 16988 KB Output is correct
38 Correct 3 ms 17184 KB Output is correct
39 Correct 3 ms 16988 KB Output is correct
40 Correct 6 ms 16988 KB Output is correct
41 Correct 3 ms 17240 KB Output is correct
42 Correct 77 ms 36912 KB Output is correct
43 Correct 77 ms 36576 KB Output is correct
44 Correct 65 ms 34400 KB Output is correct
45 Correct 75 ms 56788 KB Output is correct
46 Correct 97 ms 45656 KB Output is correct
47 Correct 73 ms 41516 KB Output is correct
48 Correct 46 ms 25920 KB Output is correct
49 Correct 71 ms 36196 KB Output is correct
50 Correct 94 ms 35852 KB Output is correct
51 Correct 73 ms 56688 KB Output is correct
52 Correct 94 ms 47652 KB Output is correct
53 Correct 84 ms 37284 KB Output is correct
54 Correct 79 ms 33088 KB Output is correct
55 Correct 34 ms 29644 KB Output is correct
56 Correct 82 ms 41408 KB Output is correct
57 Correct 83 ms 55892 KB Output is correct
58 Correct 75 ms 46536 KB Output is correct
59 Correct 76 ms 41284 KB Output is correct
60 Correct 80 ms 32960 KB Output is correct
61 Correct 76 ms 35012 KB Output is correct
62 Correct 81 ms 36032 KB Output is correct
63 Correct 79 ms 55892 KB Output is correct
64 Correct 52 ms 39504 KB Output is correct
65 Correct 74 ms 36932 KB Output is correct
66 Correct 50 ms 34000 KB Output is correct
67 Correct 75 ms 34244 KB Output is correct
68 Correct 80 ms 37344 KB Output is correct
69 Correct 79 ms 55908 KB Output is correct
70 Correct 75 ms 43596 KB Output is correct
71 Correct 74 ms 36932 KB Output is correct
72 Correct 80 ms 37724 KB Output is correct
73 Correct 58 ms 36036 KB Output is correct
74 Correct 78 ms 41152 KB Output is correct
75 Correct 89 ms 41796 KB Output is correct
76 Correct 2 ms 16988 KB Output is correct
77 Correct 3 ms 17024 KB Output is correct
78 Correct 3 ms 17032 KB Output is correct
79 Correct 3 ms 16988 KB Output is correct
80 Correct 5 ms 17160 KB Output is correct
81 Correct 3 ms 17008 KB Output is correct
82 Correct 3 ms 17080 KB Output is correct
83 Correct 3 ms 17184 KB Output is correct
84 Correct 4 ms 17236 KB Output is correct
85 Correct 3 ms 16984 KB Output is correct
86 Correct 3 ms 16984 KB Output is correct
87 Correct 3 ms 16988 KB Output is correct
88 Correct 3 ms 16984 KB Output is correct
89 Correct 3 ms 16988 KB Output is correct
90 Correct 3 ms 16988 KB Output is correct
91 Correct 4 ms 16988 KB Output is correct
92 Correct 3 ms 16988 KB Output is correct
93 Correct 3 ms 16988 KB Output is correct
94 Correct 3 ms 17240 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 16988 KB Output is correct
98 Correct 4 ms 16988 KB Output is correct
99 Correct 3 ms 16984 KB Output is correct
100 Correct 3 ms 16988 KB Output is correct
101 Correct 3 ms 16988 KB Output is correct
102 Incorrect 182 ms 48200 KB Output isn't correct
103 Halted 0 ms 0 KB -