제출 #466449

#제출 시각아이디문제언어결과실행 시간메모리
466449Carmel_Ab1Gondola (IOI14_gondola)C++17
10 / 100
17 ms972 KiB
#include <bits/stdc++.h>
using namespace std;
typedef vector<int> vi;

#include "gondola.h"
//#include "grader.cpp"

#define all(x) x.begin(),x.end()

int valid(int n, int inputSeq[]){
    vi a(n);
    for(int i=0; i<n; i++)
        a[i]=inputSeq[i];
    int f=-1;
    for(int i=0; i<n; i++)
        if(a[i]<=n)
            f=i;
    for(int i=0; i<n; i++)
        if(a[i]<=0)
            return 0;
    if(f==-1)return 1;
    for(int i=0,j=a[f]; i<n;j=j%n +1,i++){
        int cur=a[(i+f)%n];
        if(cur!=j && cur<=n)
            return 0;
    }
    sort(all(a));
    for(int i=0; i<n-1; i++)
        if(a[i]==a[i+1])
            return 0;
    return 1;
}

//----------------------

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
    return -2;
}

//----------------------

int countReplacement(int n, int inputSeq[])
{
    return -3;
}
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