Submission #904202

#	Time	Username	Problem	Language	Result	Execution time	Memory
904202		joonwu04	The Big Prize (IOI17_prize)	C++17	20 / 100	1 ms	596 KiB

prize

#include "prize.h"

using namespace std;

int sub1(int st, int ed) {
	if(st == ed) return st;
	
	int mid = (st + ed) / 2;
	
	vector<int> v = ask(mid);
	int l = v[0], r = v[1];
	if(l == 1) return sub1(st, mid-1);
	else if(r == 1) return sub1(mid+1, ed);
	else return mid;
}

int find_best(int n) {
	return sub1(0, n-1);
}

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