Submission #83534

#	Time	Username	Problem	Language	Result	Execution time	Memory
83534		Linst90	medians (balkan11_medians)	C++11	100 / 100	138 ms	13132 KiB

medians

#include<iostream>
#include<map>
using namespace::std;

int r,l;
map<int,bool> m;

void gf(){
    while(m.count(l)) ++l;
    cout<<l<<' ';
    m[l++]=1;
}

void gl(){
    while(m.count(r)) --r;
    cout<<r<<' ';
    m[r--]=1;
}

int main(){
    int n;
    cin>>n;
    r=2*n-1;
    l=1;
    int a[n];
    for(int i=0;i<n;i++)
        cin>>a[i];
    cout<<a[0]<<' ';
    m[a[0]]=1;
    for(int i=1;i<n;i++){
        if(m.count(a[i])){
            if(a[i-1]>a[i]) gf(),gf();
            else if(a[i-1]<a[i]) gl(),gl();
            else gf(),gl();
        }else{
            m[a[i]]=1;
            cout<<a[i]<<' ';
            if(a[i-1]>a[i]) gf();
            else gl();
        }
    }
    cout<<'\n';
}
//129856734

• Subtask 1: 65 / 65
• Subtask 2: 35 / 35