제출 #77283

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
77283		MvC	Gondola (IOI14_gondola)	C++11	컴파일 에러	0 ms	0 KiB

gondola

#include "gondola.h"
#include<bits/stdc++.h>
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define in insert
#define er erase
#define fd find
#define fr first
#define sc second
typedef long long ll;
const ll INF=0x3f3f3f3f3f3f3f3f;
const ll llinf=(1LL<<61);
const int inf=(1<<30);
const int nmax=3e5+50;
const int mod=1e9+7;
using namespace std;
int valid(int n, int inSeq[])
{
	int start=-1;
	for (int i=0;i<n;i++){
		if (used[inSeq[i]]){
			return 0;
		}
		used[inSeq[i]]=true;
		if (inSeq[i]<=n){
			if (start!=-1 && (n+i-inSeq[i]+1)%n!=start){
				return 0;
			}
			start=(n+i-inSeq[i]+1)%n;
		}
	}
	return 1;
}
int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
	return 0;
}
int countReplacement(int n, int inputSeq[])
{
	return 0;
}
/*int main()
{
	//freopen("sol.in","r",stdin);
	//freopen("sol.out","w",stdout);
	ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);
    
    return 0;
}*/

컴파일 시 표준 에러 (stderr) 메시지

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:21:7: error: 'used' was not declared in this scope
   if (used[inSeq[i]]){
       ^~~~
gondola.cpp:24:3: error: 'used' was not declared in this scope
   used[inSeq[i]]=true;
   ^~~~