Submission #165237

#	Time	Username	Problem	Language	Result	Execution time	Memory
165237		Segtree	The Big Prize (IOI17_prize)	C++14	Compilation error	0 ms	0 KiB

prize

#include<iostream>
#include"prize.h"
using namespace std;
typedef long long ll;

int find_best(int n){
    int l=0,r=n-1,mid;
    while(l<r){
	mid=(l+r)>>1;
	int a[]=ask(mid);
	if(a[0]==0&&a[1]==0){
	    return mid;
	}
	if(a[0]==1){
	    r=mid-1;
	}
	if(a[1]==0){
	    l=mid+1;
	}
    }
}

Compilation message (stderr)

prize.cpp: In function 'int find_best(int)':
prize.cpp:10:13: error: initializer fails to determine size of 'a'
  int a[]=ask(mid);
          ~~~^~~~~
prize.cpp:10:13: error: array must be initialized with a brace-enclosed initializer
prize.cpp:21:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^