제출 #164991

#제출 시각아이디문제언어결과실행 시간메모리
164991kostia244곤돌라 (IOI14_gondola)C++17
10 / 100
15 ms1396 KiB
#include "gondola.h"
#include<bits/stdc++.h>
#define pb push_back
#define all(x) x.begin(), x.end()
using namespace std;
using ll = long long;
using vi = vector<int>;
int valid(int n, int a[])
{
	vi v, b;
	int x = n+1;
	for(int i = 0; i < n; i++) {
		if(a[i]<=n)
			v.pb(a[i]), x = min(x, a[i]);
		else
			b.pb(a[i]);
	}
	sort(all(b));
	for(int i =1;i<b.size();i++)if(b[i]==b[i-1]) return 0;
	if(v.size()<2) return 1;
	int i = 0;
	while(v[i] != x) i++;
	int p = x;
	for(int j = (i+1)%v.size(); j != i; j = (j+1)%v.size()) {
		if(!(p<a[j])) return 0;
		p=a[j];
	}
	return 1;
}

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

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:19:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i =1;i<b.size();i++)if(b[i]==b[i-1]) return 0;
               ~^~~~~~~~~
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