제출 #1353796

#제출 시각아이디문제언어결과실행 시간메모리
1353796FaresSTH동굴 (IOI13_cave)C++20
12 / 100
89 ms504 KiB
#include"bits/stdc++.h"
#include"cave.h"
using namespace std;
using ll=long long;
#define S second
#define F first
int qry(int s[]){
	return tryCombination(s);
}
void exploreCave(int n){
	bool v[n]={};
	int s[n]={},d[n];
	for(int i=0;i<n;i++){
		int x=qry(s),l=0,r=n-1;
		while(l<r){
			int m=(l+r-1)/2;
			for(int j=l;j<=m;j++){
				if(!v[j])s[j]=1;
			}
			if(x!=qry(s))r=m;
			else l=m+1;
			for(int j=l;j<=m;j++){
				if(!v[j])s[j]=0;
			}
		}
		if(x==i)s[r]=1;
		d[r]=i,v[r]=1;
	}
	answer(s,d);
}
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