Submission #271590

#	Time	Username	Problem	Language	Result	Execution time	Memory
271590		ggooroo	The Big Prize (IOI17_prize)	C++14	20 / 100	1 ms	384 KiB

prize

#include "prize.h"
#include<iostream>

using namespace std;
int n, l, r, md;
vector<int> t;
int find_best(int n) {
	int i;
	l = 0;
	r = n;
	while(l < r) {
		md = (l + r) / 2;
		t = ask(md);
		if (t[0] == 0 && t[1] == 0) return md;
		if (t[0] == 1) r = md;
		else l = md + 1;
	}
	return r;
}

Compilation message (stderr)

prize.cpp: In function 'int find_best(int)':
prize.cpp:8:6: warning: unused variable 'i' [-Wunused-variable]
    8 |  int i;
      |      ^

• Subtask 1: 20 / 20
• Subtask 2: 0 / 80