oj.uz

Submission #995533

# Submission time Handle Problem Language Result Execution time Memory
995533 2024-06-09T09:36:39 Z 12345678 Jobs (BOI24_jobs) C++17
29 / 100
 124 ms 32768 KB 
#include <bits/stdc++.h>

using namespace std;

#define ll long long

const int nx=3e5+5;

ll n, s, vs[nx], c[nx], p, res, cur;
vector<ll> d[nx];
vector<pair<ll, ll>> dp[nx];
priority_queue<pair<ll, ll>> pq;

void dfs(int u, ll sm, ll mn, int rt)
{
    vs[u]=1;
    sm+=c[u];
    if (sm>0)
    {
        dp[rt].push_back({sm, mn});
        if (!d[u].empty()) dfs(d[u][0], 0, 0, rt);
    }
    else if (!d[u].empty()) dfs(d[u][0], sm, min(mn, sm), rt);
}

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n>>s;
    cur=s;
    for (int i=1; i<=n; i++) 
    {
        cin>>c[i]>>p;
        if (p!=0) d[p].push_back(i);
    }
    for (int i=1; i<=n; i++) if (!vs[i]) dfs(i, 0, 0, i);
    for (int i=1; i<=n; i++) reverse(dp[i].begin(), dp[i].end());
    for (int i=1; i<=n; i++) if (!dp[i].empty()) pq.push({dp[i].back().second, i});
    while (!pq.empty())
    {
        auto [_, idx]=pq.top();
        pq.pop();
        if (-dp[idx].back().second>cur) break;
        cur+=dp[idx].back().first;
        dp[idx].pop_back();
        if (!dp[idx].empty()) pq.push({dp[idx].back().second, idx});
    }
    cout<<cur-s;
}

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 124 ms 32156 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 14428 KB Output is correct
2 Correct 5 ms 14508 KB Output is correct
3 Correct 5 ms 14424 KB Output is correct
4 Correct 6 ms 14624 KB Output is correct
5 Correct 7 ms 14684 KB Output is correct
6 Correct 7 ms 14428 KB Output is correct
7 Correct 7 ms 14620 KB Output is correct
8 Correct 6 ms 14492 KB Output is correct
9 Correct 9 ms 14680 KB Output is correct
10 Correct 6 ms 14428 KB Output is correct
11 Correct 6 ms 14684 KB Output is correct
12 Correct 6 ms 14684 KB Output is correct
13 Correct 6 ms 14428 KB Output is correct
14 Correct 7 ms 14684 KB Output is correct
15 Correct 7 ms 14480 KB Output is correct
16 Correct 10 ms 14684 KB Output is correct
17 Correct 6 ms 14684 KB Output is correct
18 Correct 6 ms 14684 KB Output is correct
19 Correct 9 ms 14428 KB Output is correct
20 Correct 6 ms 14424 KB Output is correct
21 Correct 9 ms 14684 KB Output is correct
22 Correct 8 ms 14428 KB Output is correct
23 Correct 9 ms 14680 KB Output is correct
24 Correct 6 ms 14428 KB Output is correct
25 Correct 6 ms 14684 KB Output is correct
26 Correct 7 ms 14428 KB Output is correct
27 Correct 10 ms 14660 KB Output is correct
28 Correct 6 ms 14568 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 14428 KB Output is correct
2 Correct 5 ms 14508 KB Output is correct
3 Correct 5 ms 14424 KB Output is correct
4 Correct 6 ms 14624 KB Output is correct
5 Correct 7 ms 14684 KB Output is correct
6 Correct 7 ms 14428 KB Output is correct
7 Correct 7 ms 14620 KB Output is correct
8 Correct 6 ms 14492 KB Output is correct
9 Correct 9 ms 14680 KB Output is correct
10 Correct 6 ms 14428 KB Output is correct
11 Correct 6 ms 14684 KB Output is correct
12 Correct 6 ms 14684 KB Output is correct
13 Correct 6 ms 14428 KB Output is correct
14 Correct 7 ms 14684 KB Output is correct
15 Correct 7 ms 14480 KB Output is correct
16 Correct 10 ms 14684 KB Output is correct
17 Correct 6 ms 14684 KB Output is correct
18 Correct 6 ms 14684 KB Output is correct
19 Correct 9 ms 14428 KB Output is correct
20 Correct 6 ms 14424 KB Output is correct
21 Correct 9 ms 14684 KB Output is correct
22 Correct 8 ms 14428 KB Output is correct
23 Correct 9 ms 14680 KB Output is correct
24 Correct 6 ms 14428 KB Output is correct
25 Correct 6 ms 14684 KB Output is correct
26 Correct 7 ms 14428 KB Output is correct
27 Correct 10 ms 14660 KB Output is correct
28 Correct 6 ms 14568 KB Output is correct
29 Correct 62 ms 31696 KB Output is correct
30 Correct 74 ms 32468 KB Output is correct
31 Correct 74 ms 32768 KB Output is correct
32 Correct 84 ms 30148 KB Output is correct
33 Correct 55 ms 32708 KB Output is correct
34 Correct 56 ms 29776 KB Output is correct
35 Correct 32 ms 22352 KB Output is correct
36 Correct 69 ms 30420 KB Output is correct
37 Correct 75 ms 31824 KB Output is correct
38 Correct 61 ms 30664 KB Output is correct
39 Correct 84 ms 30536 KB Output is correct
40 Correct 100 ms 30928 KB Output is correct
41 Correct 56 ms 30800 KB Output is correct
42 Correct 32 ms 22496 KB Output is correct
43 Correct 66 ms 30860 KB Output is correct
44 Correct 84 ms 32200 KB Output is correct
45 Correct 83 ms 30540 KB Output is correct
46 Correct 54 ms 30572 KB Output is correct
47 Correct 61 ms 30692 KB Output is correct
48 Correct 112 ms 31620 KB Output is correct
49 Correct 72 ms 31628 KB Output is correct
50 Correct 56 ms 32364 KB Output is correct
51 Correct 41 ms 24400 KB Output is correct
52 Correct 55 ms 31208 KB Output is correct
53 Correct 39 ms 24148 KB Output is correct
54 Correct 74 ms 31688 KB Output is correct
55 Correct 77 ms 31568 KB Output is correct
56 Correct 57 ms 32200 KB Output is correct
57 Correct 55 ms 32708 KB Output is correct
58 Correct 65 ms 31180 KB Output is correct
59 Correct 63 ms 30804 KB Output is correct
60 Correct 61 ms 31696 KB Output is correct
61 Correct 63 ms 30800 KB Output is correct
62 Correct 62 ms 31068 KB Output is correct

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 14428 KB Output is correct
2 Correct 5 ms 14508 KB Output is correct
3 Correct 5 ms 14424 KB Output is correct
4 Correct 6 ms 14624 KB Output is correct
5 Correct 7 ms 14684 KB Output is correct
6 Correct 7 ms 14428 KB Output is correct
7 Correct 7 ms 14620 KB Output is correct
8 Correct 6 ms 14492 KB Output is correct
9 Correct 9 ms 14680 KB Output is correct
10 Correct 6 ms 14428 KB Output is correct
11 Correct 6 ms 14684 KB Output is correct
12 Correct 6 ms 14684 KB Output is correct
13 Correct 6 ms 14428 KB Output is correct
14 Correct 7 ms 14684 KB Output is correct
15 Correct 7 ms 14480 KB Output is correct
16 Correct 10 ms 14684 KB Output is correct
17 Correct 6 ms 14684 KB Output is correct
18 Correct 6 ms 14684 KB Output is correct
19 Correct 9 ms 14428 KB Output is correct
20 Correct 6 ms 14424 KB Output is correct
21 Correct 9 ms 14684 KB Output is correct
22 Correct 8 ms 14428 KB Output is correct
23 Correct 9 ms 14680 KB Output is correct
24 Correct 6 ms 14428 KB Output is correct
25 Correct 6 ms 14684 KB Output is correct
26 Correct 7 ms 14428 KB Output is correct
27 Correct 10 ms 14660 KB Output is correct
28 Correct 6 ms 14568 KB Output is correct
29 Correct 6 ms 14424 KB Output is correct
30 Incorrect 6 ms 14684 KB Output isn't correct
31 Halted 0 ms 0 KB -

Subtask #5
0 / 31.0

# Verdict Execution time Memory Grader output
1 Incorrect 124 ms 32156 KB Output isn't correct
2 Halted 0 ms 0 KB -