제출 #397995

#제출 시각아이디문제언어결과실행 시간메모리
397995prvocislo곤돌라 (IOI14_gondola)C++17
35 / 100
26 ms2136 KiB
#include <iostream>
#include <vector>
#include <algorithm>
#include <set>
#include "gondola.h"
typedef long long ll;
using namespace std;

int valid(int n, int v[]) { return 0; }
int replacement(int n, int v[], int r[])
{
	const int maxl = 2.5e5 + 79;
	vector<int> o(n, -1), f(maxl, -1);
	for (int i = 0; i < n; i++) v[i]--;
	for (int i = 0; i < n; i++)
	{
		if (v[i] >= n) continue;
		o[i] = v[i];
		for (int j = 0; j < n; j++) o[j] = (v[i] - i + j + n) % n;
		break;
	}
	if (o[0] == -1) for (int i = 0; i < n; i++) o[i] = i;
	int l = *max_element(v, v + n), one = max_element(v, v + n) - v, cur = o[one];
	for (int i = 0; i < n; i++) if (v[i] >= n) f[v[i]] = o[i];
	for (int i = n; i <= l; i++)
	{
		if (f[i] != -1) r[i - n] = f[i] + 1;
		else
		{
			r[i - n] = cur + 1;
			f[v[one]] = i; cur = i;
		}
	}
	return l - n + 1;
}
int countReplacement(int n, int inputSeq[]) { return 0; }
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