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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int arr[200]; //for storing the binary representation of num
  5. int i=0; // to keep the count of the no of digits in the binary representation
  6.  
  7. void calBinary(int n) // function to recalculate
  8. {
  9.    if(n>1)
  10.       calBinary(n/2);
  11.    arr[i++]=n%2;
  12. }
  13.  
  14. int main() {
  15. 	int num=4;
  16. 	calBinary(num);
  17. 	for(int j=0;j<i;j++)
  18. 		cout << arr[j];
  19. 	return 0;
  20. }
Success #stdin #stdout 0s 3140KB
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https://ideone.com/Woyw8H
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
public

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