제출 #1163892

#제출 시각아이디문제언어결과실행 시간메모리
1163892an22inkle곤돌라 (IOI14_gondola)C++20
10 / 100
22 ms4424 KiB
#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;

int valid(int n, int v[]) {

	map<int, bool> freq;
	int mi = -1;
	for (int i = 0; i < n; i++) {
		if (freq[v[i]]) return 0;

		freq[v[i]] = 1;
		if (v[i] <= n && (mi == -1 || v[i] < v[mi])) {
			mi = i;
		}
	}

	if (mi == -1) {
		return 1;
	}

	int prev = v[mi];
	for (int j = mi + 1; j <= (n + mi - 1); j++) {
		int i = j % n;
		if (v[i] > n) continue;
		if (v[i] < prev) return 0;
		prev = v[i];
	}

	return 1;

}

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

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

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

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