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Submission #942834

# Submission time Handle Problem Language Result Execution time Memory
942834 2024-03-11T05:10:32 Z 12345678 Abracadabra (CEOI22_abracadabra) C++17
0 / 100
 3000 ms 10868 KB 
#include <bits/stdc++.h>

using namespace std;

const int nx=2e5+5;

int n, q, idx[nx], res[nx], t;
vector<int> v(nx), qrs[nx];

vector<int> shuffle(vector<int> x)
{
    vector<int> l, r, res;
    res.push_back(0);
    for (int i=n/2; i>=1; i--) l.push_back(v[i]);
    for (int i=n; i>n/2; i--) r.push_back(v[i]);
    while (l.size()!=0||r.size()!=0)
    {
        if (r.empty()) res.push_back(l.back()), l.pop_back();
        else if (l.empty()) res.push_back(r.back()), r.pop_back();
        else if (l.back()<r.back()) res.push_back(l.back()), l.pop_back();
        else res.push_back(r.back()), r.pop_back();
    }
    return res;
}

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n>>q;
    for (int i=1; i<=n; i++) cin>>v[i];
    for (int i=1; i<=q; i++) cin>>t>>idx[i], qrs[min(n, t)].push_back(i);
    for (int i=0; i<=n; i++) 
    {
        for (auto x:qrs[i]) res[x]=v[idx[x]];
        v=shuffle(v);
        //for (int j=1; j<=n; j++) cout<<v[j]<<' ';
        //cout<<'\n';
    }
    for (int i=1; i<=q; i++) cout<<res[i]<<'\n';
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 30 ms 9052 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 40.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3027 ms 10868 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3030 ms 9992 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 30 ms 9052 KB Output isn't correct
2 Halted 0 ms 0 KB -