제출 #38832

#제출 시각아이디문제언어결과실행 시간메모리
38832adamczh1곤돌라 (IOI14_gondola)C++14
20 / 100
109 ms8928 KiB
#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;

int valid(int n, int inputSeq[])
{
	set<int> s;
	set<int> t;
	for(int i=0;i<n;i++){
		if(inputSeq[i]<=n){
			s.insert((i-inputSeq[i]+n)%n);
		}
		t.insert(inputSeq[i]);
	}
	return s.size()<=1 && t.size()==n;
}

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

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

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

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

컴파일 시 표준 에러 (stderr) 메시지

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:15:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  return s.size()<=1 && t.size()==n;
                                ^
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