제출 #91158

#제출 시각아이디문제언어결과실행 시간메모리
91158arman_ferdous곤돌라 (IOI14_gondola)C++17
20 / 100
45 ms5768 KiB
#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;

set<int> st;
int valid(int n, int inputSeq[])
{
	int last = -1, start = -1, num = 1000000;
	for(int i = 0; i < n; i++) {
		st.insert(inputSeq[i]);
		if(inputSeq[i] > n) inputSeq[i] = -1;
		else {
			last = i;
			if(inputSeq[i] < num) 
				start = i, num = inputSeq[i];
		}
	}
	if(st.size() != n) return 0;
	if(last == -1) return 1;
	for(int i = start; i < n; i++)
		if(inputSeq[i] + 1 && inputSeq[i] != num + i - start)
			return 0;
	int at0 = inputSeq[last] + n - last;
	for(int i = 0; i < start; i++)
		if(inputSeq[i] + 1 && inputSeq[i] != at0 + i)
			return 0;

  	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:18:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if(st.size() != n) return 0;
     ~~~~~~~~~~^~~~
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