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  1. #include <iostream>
  2. using namespace std;
  3. int s=0;
  4. int bin(int value,int arr[],int left,int right)
  5. {
  6.  
  7. 	if(left>s||right>s)
  8.       return -1;
  9.  
  10.   	int temp=(left+right)/2;
  11.  
  12.  
  13.  
  14.   	if(arr[temp]>=value&&(temp==0||arr[temp-1]<value))
  15.   	  return temp;
  16.  
  17.   	else if(arr[temp]>=value)
  18.   	  {
  19.   	  	bin(value,arr,left,temp);
  20.   	  }
  21.   	else
  22.   	  {
  23.   	  	bin(value,arr,temp+1,right);
  24.   	  }
  25.  
  26. }
  27.  
  28.  
  29. int main() {
  30.     int arr[10]={1,2,3,4,5,6,7,10,14,20};
  31.     s=9;
  32.     int val=bin(2,arr,0,9);
  33.     cout<<val<<endl;
  34. 	return 0;
  35. }
Success #stdin #stdout 0s 15224KB
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https://ideone.com/gSH2yK
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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