제출 #444225

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
444225	2021-07-13 11:45:29	FEDIKUS	곤돌라 (IOI14_gondola)	C++17	100 / 100	93 ms	10392 KiB

gondola

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#include "gondola.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int maxn=2.5e5+10;
set<int> imam;
int valid(int n, int inputSeq[]){
    int tren=-1;
    for(int i=0;i<n;i++){
        if(imam.find(inputSeq[i])!=imam.end()) return 0;
        imam.emplace(inputSeq[i]);
        if(inputSeq[i]>n){
            if(tren!=-1) tren++;
            if(tren>n) tren=1;
            continue;
        }
        if(tren==-1) tren=inputSeq[i];
        else{
            if(inputSeq[i]!=tren) return 0;
        }
        tren++;
        if(tren>n) tren=1;
    }
    return 1;
}
 
 
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