제출 #1041767

#제출 시각아이디문제언어결과실행 시간메모리
1041767MarwenElarbi식물 비교 (IOI20_plants)C++17
0 / 100
31 ms4692 KiB
#include <bits/stdc++.h>
#include "plants.h"
using namespace std;
const int nax=2e5+5;
int mx[nax];
int mn[nax];
void init(int k, std::vector<int> r) {
	int n=r.size();
	for (int i = 0; i < n; ++i)
	{
		mx[i]=i;
		mn[i]=i;
	}
	for (int i = 0; i < n; ++i)
	{
		if(r[i]==0){
			mn[(i+1)%n]=mn[i];
		}else{
			mx[(i+1)%n]=mx[i];
		}
	}
	return;
}

int compare_plants(int x, int y) {
	if(mx[y]<=x){
		return -1;
	}else if(mn[y]<=x){
		return 1;
	}else if(mx[x]>x&&mx[x]<=y){
		return 1;
	}else if(mn[x]>x&&mn[x]<=y){
		return -1;
	}else return 0;
}
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