제출 #959522

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
959522		Ahmed57	Swap (BOI16_swap)	C++17	0 / 100	0 ms	348 KiB

swap

#include "bits/stdc++.h"

using namespace std;
#ifdef LOCAL
#include "debug.cpp"
#else
#define debug(...)
#define debugArr(...)
#endif
#define int long long
const int mod = 1000000007;
signed main(){
    ios_base::sync_with_stdio(false);cin.tie(nullptr);
    int n;
    cin>>n;
    int a[n+1];
    for(int i = 1;i<=n;i++){
        cin>>a[i];
    }
    for(int i = 2;i<=n;i+=2){
        if(i==n){
            if(a[i]<a[i/2])swap(a[i],a[i/2]);
            continue;
        }
        if(a[i/2]<a[i]&&a[i]<a[i+1])continue;
        if(a[i/2]<a[i+1]&&a[i+1]<a[i])continue;
        if(a[i]<a[i/2]&&a[i/2]<a[i+1])swap(a[i],a[i/2]);
        if(a[i+1]<a[i/2]&&a[i/2]<a[i]){
            if((i*2>n||a[i*2]>=a[i/2])&&(i*2+1>n||a[i*2+1]>=a[i/2]))swap(a[i],a[i/2]);
            swap(a[i+1],a[i/2]);
        }
        if(a[i]<a[i+1]&&a[i+1]<a[i/2])swap(a[i],a[i/2]);
        if(a[i+1]<a[i]&&a[i]<a[i/2]){
            if(!((i*2>n||a[i*2]>=a[i/2])&&(i*2+1>n||a[i*2+1]>=a[i/2]))){
                swap(a[i],a[i/2]);
            }
            swap(a[i+1],a[i/2]);
        }
    }
    for(int i = 1;i<=n;i++)cout<<a[i]<<" ";
}
/*
[1,j]
[]
*/

• Subtask 1: 0 / 10
• Subtask 2: 0 / 11
• Subtask 3: 0 / 27
• Subtask 4: 0 / 20
• Subtask 5: 0 / 32