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Submission #928663

# Submission time Handle Problem Language Result Execution time Memory
928663 2024-02-17T01:11:45 Z 12345678 Ice Hockey World Championship (CEOI15_bobek) C++17
10 / 100
 207 ms 9668 KB 
#include <bits/stdc++.h>

using namespace std;

#define ll long long

const int nx=42;
ll n, v[nx], m, h, res;
vector<ll> s;

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n>>m;
    for (int i=0; i<n; i++) cin>>v[i];
    h=n/2;
    for (int i=0; i<(1<<h); i++)
    {
        ll sm=0;
        for (int j=0; j<h; j++) if (i&(1<<j)) sm+=v[j];
        s.push_back(sm);
    }
    sort(s.begin(), s.end());
    //for (auto x:s) cout<<x<<'\n';
    for (int i=0; i<(1<<(n-h)); i++)
    {
        ll sm=0;
        for (int j=0; j<h; j++) if (i&(1<<j)) sm+=v[h+j];
        if (sm<=m) res+=(upper_bound(s.begin(), s.end(), res)-s.begin());
    }
    cout<<res;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 600 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 15 ms 992 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 1500 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 35 ms 1500 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 142 ms 5720 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 18 ms 992 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 207 ms 9668 KB Output isn't correct
2 Halted 0 ms 0 KB -