제출 #302228

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
302228		arthurconmy	식물 비교 (IOI20_plants)	C++14	0 / 100	1 ms	384 KiB

plants

#include <bits/stdc++.h>
using namespace std;
#ifndef ARTHUR_LOCAL
	#include "plants.h"
#endif

using ll = long long;

#define len(x) int((x).size())
#define ff first
#define ss second

// #ifdef ARTHUR_LOCAL
vector<int> R;
int n;

void init(int k, vector<int> r) 
{
	R=r;
	n=len(R);
	return;
}

int compare_plants(int x, int y) 
{
	int i=x;

	bool isinc=0;
	bool isdec=0;

	while(1)
	{
		if(i==y) break;

		if(R[i]==1) isinc=1;
		else isdec=1;

		i++;
		i%=n;
	}	

	if(!isinc) return -1;
	if(!isdec) return 1;

	isinc=0;
	isdec=0;
	i=y;

	while(1)
	{
		if(i==x) break;

		if(R[i]==1) isinc=1;
		else isdec=1;

		i++;
		i%=n;
	}	

	if(!isinc) return 1;
	if(!isdec) return -1;

	return 0;
}

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