제출 #814674

#제출 시각아이디문제언어결과실행 시간메모리
814674Dan4Life커다란 상품 (IOI17_prize)C++17
20 / 100
82 ms316 KiB
#include "prize.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back

int find_best(int n) {
	int pr = 0;
	for(int _ = 0; _ < 500; _++){
		int l = pr, r = n-1;
		while(l<r){
			int mid = (l+r)/2;
			auto a = ask(mid);
			if(a[0]+a[1]==0) return mid;
			if(a[0])r=mid-1;
			else l=mid+1;
		}
		auto a = ask(l);
		if(a[0]+a[1]==0) return l;
		pr = l+1;
	}
}

컴파일 시 표준 에러 (stderr) 메시지

prize.cpp: In function 'int find_best(int)':
prize.cpp:21:1: warning: control reaches end of non-void function [-Wreturn-type]
   21 | }
      | ^
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