제출 #221423

#제출 시각아이디문제언어결과실행 시간메모리
221423t12345Hotter Colder (IOI10_hottercolder)C++14
77 / 100
770 ms24592 KiB
#include "grader.h"

int HC(int N) {
	int lt=1, rt=N, md, x;
	while(lt < rt) {
		x = Guess(lt);
		x = Guess(rt);
		md = lt+rt >> 1;
		if(x==0) return md;
		else if(x==1) lt = md+1;
		else rt = lt+rt-1 >> 1;
	}
	return lt;
}

컴파일 시 표준 에러 (stderr) 메시지

hottercolder.cpp: In function 'int HC(int)':
hottercolder.cpp:8:10: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   md = lt+rt >> 1;
        ~~^~~
hottercolder.cpp:11:18: warning: suggest parentheses around '-' inside '>>' [-Wparentheses]
   else rt = lt+rt-1 >> 1;
             ~~~~~^~
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