제출 #473632

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
473632		MamdouhN	Doktor (COCI17_doktor)	C++17	80 / 100	592 ms	38056 KiB

doktor

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"

map<pair<int,int>,int>idk;

main()
{
    int n;
    cin>>n;
    int ar[n];
    int doingnothing=0;
    vector<int>lol;
    lol.push_back(0);
    for(int i=0;i<n;i++)
    {
        cin>>ar[i];
        if(ar[i]==i+1)doingnothing++;
        int x = min(ar[i]-1,i);
        int y = max(ar[i]-1,i);
        int dist = min(x - 0 , n - y-1);
        //cout<<x-dist<<" "<<y+dist<<endl;
        idk[{ x-dist , y+dist }]++;
        lol.push_back(doingnothing);
    }
    int x = 0;
    pair<int,int>ans;
    for(auto v:idk)
    {
        int z = lol[v.first.second+1] - lol[v.first.first];
        if(v.second-z>=x)
        {
            x = v.second;
            ans = v.first;
        }
    }
    cout<<ar[ans.first]<<" "<<ar[ans.second]<<endl;
}

컴파일 시 표준 에러 (stderr) 메시지

doktor.cpp:8:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    8 | main()
      | ^~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 0 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 0 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10