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  1. #include <stdio.h>
  2.  
  3. unsigned int binaryLength(unsigned int n)
  4. {
  5.       unsigned int i = 0;
  6.       while (n >>= 1)
  7.       {
  8.          ++i;
  9.       }
  10.  
  11.       return i;
  12. }
  13.  
  14. int main(void) {
  15. 	printf("%u\n", binaryLength(0xF1));
  16. 	printf("%u\n", binaryLength(~0));
  17. 	// your code goes here
  18. 	return 0;
  19. }
  20.  
Success #stdin #stdout 0s 2168KB
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7
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https://ideone.com/LyasYm
language:
C99 (gcc 8.3)
created:
9 years ago
visibility:
public

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