Submission #1229618

#TimeUsernameProblemLanguageResultExecution timeMemory
1229618alexander707070Abracadabra (CEOI22_abracadabra)C++20
0 / 100
3094 ms12136 KiB
#include<bits/stdc++.h>

#define MAXN 1000007
using namespace std;

struct query{
    int t,pos;
}s[MAXN];

int n,qs,p[MAXN],q[MAXN];

bool transform(){
    int pt=n/2+1,m=0;
    for(int i=1;i<=n/2;i++){
        while(pt<=n and p[pt]<p[i]){
            m++; q[m]=p[pt]; pt++;
        }

        m++; q[m]=p[i];
    }

    while(pt<=n){
        m++; q[m]=p[pt]; pt++;
    }

    bool ok=false;
    for(int i=1;i<=n;i++){
        if(p[i]!=q[i])ok=true;
        p[i]=q[i];
    }

    return ok;
}

int main(){

    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

    cin>>n>>qs;
    for(int i=1;i<=n;i++){
        cin>>p[i];
    }

    for(int i=1;i<=qs;i++){
        cin>>s[i].t>>s[i].pos;
    }

    for(int i=1;i<=s[1].t;i++){
        if(!transform())break;
    }

    for(int i=1;i<=qs;i++){
        cout<<p[s[i].pos]<<"\n";
    }

    return 0;
}
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