제출 #782337

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
782337	2023-07-13 20:16:32	sofija6	곤돌라 (IOI14_gondola)	C++14	60 / 100	30 ms	4688 KiB

gondola

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#include <bits/stdc++.h>
#include "gondola.h"
#define MAXN 250010
#define MOD 1000000009
using namespace std;
int x;
int valid(int n, int inputSeq[])
{
    int pos=-1,cnt=n,cur;
    set<int> s;
    for (int i=0;i<n;i++)
    {
        if (s.count(inputSeq[i]))
            return 0;
        s.insert(inputSeq[i]);
        if (inputSeq[i]<=n)
            pos=i;
    }
    if (pos==-1)
    {
        x=1;
        return 1;
    }
    cur=inputSeq[pos];
    while (cnt--)
    {
        if (inputSeq[pos]<=n && inputSeq[pos]!=cur)
            return 0;
        cur++;
        pos++;
 
 
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