제출 #754517

#제출 시각아이디문제언어결과실행 시간메모리
754517ValiAntonieHotter Colder (IOI10_hottercolder)C++14
25 / 100
539 ms8208 KiB
#include "grader.h"
#include<bits/stdc++.h>
using namespace std;
 
int Guess (int x);
 
int HC(int N){
int st=1,dr=N;
Guess(st);
int a = Guess(dr);
while(st!=dr){
	int mij = (st+ dr) >> 1;
	if(a==-1){
    dr= mij;
	Guess(st);
	a = Guess(dr);
	}
	else if(a==1){//close to l
		st = mij + 1;
        Guess(st);
        a = Guess(dr);
	}
	else return mij;
}
return st;
}
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