oj.uz

Submission #994976

# Submission time Handle Problem Language Result Execution time Memory
994976 2024-06-08T09:06:50 Z pavement Jobs (BOI24_jobs) C++17
100 / 100
 195 ms 61904 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() && p < 0) {
			auto [nr, np] = pq[u].top();
			r = max(r, nr - p);
			p += np;
			pq[u].pop();
		}
		if (p >= 0) {
			while (!pq[u].empty() && r >= pq[u].top().first) {
				p += pq[u].top().second;
				pq[u].pop();
			}
			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 165 ms 49000 KB Output is correct
2 Correct 124 ms 40132 KB Output is correct
3 Correct 101 ms 35068 KB Output is correct
4 Correct 89 ms 39796 KB Output is correct
5 Correct 83 ms 47372 KB Output is correct
6 Correct 98 ms 36996 KB Output is correct
7 Correct 144 ms 42876 KB Output is correct
8 Correct 91 ms 34808 KB Output is correct
9 Correct 75 ms 42764 KB Output is correct
10 Correct 82 ms 47652 KB Output is correct
11 Correct 182 ms 51268 KB Output is correct
12 Correct 149 ms 42676 KB Output is correct
13 Correct 192 ms 47684 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 4 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 4 ms 17100 KB Output is correct
7 Correct 3 ms 16988 KB Output is correct
8 Correct 3 ms 16988 KB Output is correct
9 Correct 3 ms 16988 KB Output is correct
10 Correct 3 ms 17072 KB Output is correct
11 Correct 3 ms 17244 KB Output is correct
12 Correct 3 ms 17244 KB Output is correct
13 Correct 3 ms 16988 KB Output is correct
14 Correct 4 ms 16988 KB Output is correct
15 Correct 4 ms 17084 KB Output is correct
16 Correct 3 ms 16988 KB Output is correct
17 Correct 5 ms 17244 KB Output is correct
18 Correct 4 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 17244 KB Output is correct
24 Correct 3 ms 17244 KB Output is correct
25 Correct 4 ms 17000 KB Output is correct
26 Correct 4 ms 16988 KB Output is correct
27 Correct 3 ms 16988 KB Output is correct
28 Correct 4 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 4 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 4 ms 17100 KB Output is correct
7 Correct 3 ms 16988 KB Output is correct
8 Correct 3 ms 16988 KB Output is correct
9 Correct 3 ms 16988 KB Output is correct
10 Correct 3 ms 17072 KB Output is correct
11 Correct 3 ms 17244 KB Output is correct
12 Correct 3 ms 17244 KB Output is correct
13 Correct 3 ms 16988 KB Output is correct
14 Correct 4 ms 16988 KB Output is correct
15 Correct 4 ms 17084 KB Output is correct
16 Correct 3 ms 16988 KB Output is correct
17 Correct 5 ms 17244 KB Output is correct
18 Correct 4 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 17244 KB Output is correct
24 Correct 3 ms 17244 KB Output is correct
25 Correct 4 ms 17000 KB Output is correct
26 Correct 4 ms 16988 KB Output is correct
27 Correct 3 ms 16988 KB Output is correct
28 Correct 4 ms 17244 KB Output is correct
29 Correct 75 ms 36288 KB Output is correct
30 Correct 82 ms 37432 KB Output is correct
31 Correct 63 ms 33384 KB Output is correct
32 Correct 91 ms 59748 KB Output is correct
33 Correct 81 ms 48312 KB Output is correct
34 Correct 85 ms 42564 KB Output is correct
35 Correct 35 ms 26036 KB Output is correct
36 Correct 77 ms 37092 KB Output is correct
37 Correct 83 ms 36548 KB Output is correct
38 Correct 91 ms 58824 KB Output is correct
39 Correct 85 ms 48200 KB Output is correct
40 Correct 86 ms 41800 KB Output is correct
41 Correct 74 ms 33216 KB Output is correct
42 Correct 35 ms 29648 KB Output is correct
43 Correct 87 ms 42692 KB Output is correct
44 Correct 92 ms 61904 KB Output is correct
45 Correct 108 ms 48048 KB Output is correct
46 Correct 88 ms 42280 KB Output is correct
47 Correct 89 ms 33220 KB Output is correct
48 Correct 84 ms 35012 KB Output is correct
49 Correct 83 ms 36284 KB Output is correct
50 Correct 124 ms 60612 KB Output is correct
51 Correct 61 ms 41156 KB Output is correct
52 Correct 80 ms 41536 KB Output is correct
53 Correct 54 ms 35036 KB Output is correct
54 Correct 76 ms 34752 KB Output is correct
55 Correct 84 ms 37060 KB Output is correct
56 Correct 87 ms 60364 KB Output is correct
57 Correct 89 ms 48192 KB Output is correct
58 Correct 77 ms 41284 KB Output is correct
59 Correct 92 ms 37888 KB Output is correct
60 Correct 59 ms 34500 KB Output is correct
61 Correct 83 ms 41976 KB Output is correct
62 Correct 99 ms 42036 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 4 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 4 ms 17100 KB Output is correct
7 Correct 3 ms 16988 KB Output is correct
8 Correct 3 ms 16988 KB Output is correct
9 Correct 3 ms 16988 KB Output is correct
10 Correct 3 ms 17072 KB Output is correct
11 Correct 3 ms 17244 KB Output is correct
12 Correct 3 ms 17244 KB Output is correct
13 Correct 3 ms 16988 KB Output is correct
14 Correct 4 ms 16988 KB Output is correct
15 Correct 4 ms 17084 KB Output is correct
16 Correct 3 ms 16988 KB Output is correct
17 Correct 5 ms 17244 KB Output is correct
18 Correct 4 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 17244 KB Output is correct
24 Correct 3 ms 17244 KB Output is correct
25 Correct 4 ms 17000 KB Output is correct
26 Correct 4 ms 16988 KB Output is correct
27 Correct 3 ms 16988 KB Output is correct
28 Correct 4 ms 17244 KB Output is correct
29 Correct 3 ms 16988 KB Output is correct
30 Correct 3 ms 16988 KB Output is correct
31 Correct 3 ms 17012 KB Output is correct
32 Correct 4 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 4 ms 16984 KB Output is correct
36 Correct 4 ms 16984 KB Output is correct
37 Correct 4 ms 16988 KB Output is correct
38 Correct 4 ms 17000 KB Output is correct
39 Correct 4 ms 16988 KB Output is correct
40 Correct 3 ms 16988 KB Output is correct
41 Correct 4 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 3 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 16984 KB Output is correct
48 Correct 4 ms 16988 KB Output is correct
49 Correct 3 ms 16988 KB Output is correct
50 Correct 3 ms 16988 KB Output is correct
51 Correct 3 ms 16988 KB Output is correct
52 Correct 3 ms 16988 KB Output is correct
53 Correct 3 ms 16984 KB Output is correct
54 Correct 3 ms 16988 KB Output is correct

Subtask #5
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 165 ms 49000 KB Output is correct
2 Correct 124 ms 40132 KB Output is correct
3 Correct 101 ms 35068 KB Output is correct
4 Correct 89 ms 39796 KB Output is correct
5 Correct 83 ms 47372 KB Output is correct
6 Correct 98 ms 36996 KB Output is correct
7 Correct 144 ms 42876 KB Output is correct
8 Correct 91 ms 34808 KB Output is correct
9 Correct 75 ms 42764 KB Output is correct
10 Correct 82 ms 47652 KB Output is correct
11 Correct 182 ms 51268 KB Output is correct
12 Correct 149 ms 42676 KB Output is correct
13 Correct 192 ms 47684 KB Output is correct
14 Correct 3 ms 16988 KB Output is correct
15 Correct 2 ms 16988 KB Output is correct
16 Correct 4 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 4 ms 17100 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 17072 KB Output is correct
24 Correct 3 ms 17244 KB Output is correct
25 Correct 3 ms 17244 KB Output is correct
26 Correct 3 ms 16988 KB Output is correct
27 Correct 4 ms 16988 KB Output is correct
28 Correct 4 ms 17084 KB Output is correct
29 Correct 3 ms 16988 KB Output is correct
30 Correct 5 ms 17244 KB Output is correct
31 Correct 4 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 17244 KB Output is correct
37 Correct 3 ms 17244 KB Output is correct
38 Correct 4 ms 17000 KB Output is correct
39 Correct 4 ms 16988 KB Output is correct
40 Correct 3 ms 16988 KB Output is correct
41 Correct 4 ms 17244 KB Output is correct
42 Correct 75 ms 36288 KB Output is correct
43 Correct 82 ms 37432 KB Output is correct
44 Correct 63 ms 33384 KB Output is correct
45 Correct 91 ms 59748 KB Output is correct
46 Correct 81 ms 48312 KB Output is correct
47 Correct 85 ms 42564 KB Output is correct
48 Correct 35 ms 26036 KB Output is correct
49 Correct 77 ms 37092 KB Output is correct
50 Correct 83 ms 36548 KB Output is correct
51 Correct 91 ms 58824 KB Output is correct
52 Correct 85 ms 48200 KB Output is correct
53 Correct 86 ms 41800 KB Output is correct
54 Correct 74 ms 33216 KB Output is correct
55 Correct 35 ms 29648 KB Output is correct
56 Correct 87 ms 42692 KB Output is correct
57 Correct 92 ms 61904 KB Output is correct
58 Correct 108 ms 48048 KB Output is correct
59 Correct 88 ms 42280 KB Output is correct
60 Correct 89 ms 33220 KB Output is correct
61 Correct 84 ms 35012 KB Output is correct
62 Correct 83 ms 36284 KB Output is correct
63 Correct 124 ms 60612 KB Output is correct
64 Correct 61 ms 41156 KB Output is correct
65 Correct 80 ms 41536 KB Output is correct
66 Correct 54 ms 35036 KB Output is correct
67 Correct 76 ms 34752 KB Output is correct
68 Correct 84 ms 37060 KB Output is correct
69 Correct 87 ms 60364 KB Output is correct
70 Correct 89 ms 48192 KB Output is correct
71 Correct 77 ms 41284 KB Output is correct
72 Correct 92 ms 37888 KB Output is correct
73 Correct 59 ms 34500 KB Output is correct
74 Correct 83 ms 41976 KB Output is correct
75 Correct 99 ms 42036 KB Output is correct
76 Correct 3 ms 16988 KB Output is correct
77 Correct 3 ms 16988 KB Output is correct
78 Correct 3 ms 17012 KB Output is correct
79 Correct 4 ms 16988 KB Output is correct
80 Correct 3 ms 16988 KB Output is correct
81 Correct 3 ms 16988 KB Output is correct
82 Correct 4 ms 16984 KB Output is correct
83 Correct 4 ms 16984 KB Output is correct
84 Correct 4 ms 16988 KB Output is correct
85 Correct 4 ms 17000 KB Output is correct
86 Correct 4 ms 16988 KB Output is correct
87 Correct 3 ms 16988 KB Output is correct
88 Correct 4 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 3 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 16984 KB Output is correct
95 Correct 4 ms 16988 KB Output is correct
96 Correct 3 ms 16988 KB Output is correct
97 Correct 3 ms 16988 KB Output is correct
98 Correct 3 ms 16988 KB Output is correct
99 Correct 3 ms 16988 KB Output is correct
100 Correct 3 ms 16984 KB Output is correct
101 Correct 3 ms 16988 KB Output is correct
102 Correct 171 ms 46724 KB Output is correct
103 Correct 151 ms 42400 KB Output is correct
104 Correct 110 ms 35264 KB Output is correct
105 Correct 86 ms 34812 KB Output is correct
106 Correct 112 ms 48132 KB Output is correct
107 Correct 83 ms 40652 KB Output is correct
108 Correct 176 ms 50120 KB Output is correct
109 Correct 67 ms 29700 KB Output is correct
110 Correct 127 ms 37800 KB Output is correct
111 Correct 133 ms 35616 KB Output is correct
112 Correct 101 ms 32788 KB Output is correct
113 Correct 82 ms 40392 KB Output is correct
114 Correct 88 ms 48564 KB Output is correct
115 Correct 89 ms 31180 KB Output is correct
116 Correct 170 ms 49240 KB Output is correct
117 Correct 131 ms 38340 KB Output is correct
118 Correct 129 ms 35268 KB Output is correct
119 Correct 103 ms 32776 KB Output is correct
120 Correct 91 ms 40640 KB Output is correct
121 Correct 84 ms 40076 KB Output is correct
122 Correct 185 ms 55900 KB Output is correct
123 Correct 163 ms 46788 KB Output is correct
124 Correct 169 ms 37572 KB Output is correct
125 Correct 158 ms 35780 KB Output is correct
126 Correct 103 ms 35724 KB Output is correct
127 Correct 57 ms 30748 KB Output is correct
128 Correct 39 ms 29388 KB Output is correct
129 Correct 183 ms 56648 KB Output is correct
130 Correct 174 ms 46684 KB Output is correct
131 Correct 141 ms 40552 KB Output is correct
132 Correct 140 ms 35204 KB Output is correct
133 Correct 84 ms 35580 KB Output is correct
134 Correct 82 ms 48132 KB Output is correct
135 Correct 81 ms 42776 KB Output is correct
136 Correct 184 ms 50940 KB Output is correct
137 Correct 195 ms 55172 KB Output is correct