Submission #284844

#	Time	Username	Problem	Language	Result	Execution time	Memory
284844		mohammad	The Big Prize (IOI17_prize)	C++14	20 / 100	114 ms	368 KiB

prize

#include "prize.h"
#include<bits/stdc++.h>
using namespace std;
 
#define endl "\n"
// #define int long long

typedef long long ll ;
const ll ooo = 1e14 ;
const ll oo = 2e9 ;
const double PI = acos(-1) ;
const ll M = 1e9 + 7  ;
const int N = 10000010  ;

int find_best(int n) {
	int lo = 0 , hi = n - 1 , ans =0 ;
	while(lo <= hi){
		int md = (lo + hi) / 2;
		vector<int> res = ask(md);
		if(res[0] + res[1] == 0) return md;
		if(res[1]) lo= md + 1;
		else hi = md - 1;
	}
	
}

Compilation message (stderr)

prize.cpp: In function 'int find_best(int)':
prize.cpp:16:28: warning: unused variable 'ans' [-Wunused-variable]
   16 |  int lo = 0 , hi = n - 1 , ans =0 ;
      |                            ^~~
prize.cpp:25:1: warning: control reaches end of non-void function [-Wreturn-type]
   25 | }
      | ^

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