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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	// your code goes here
  5. 	printf("Count = %d\n",countZeros(10100) );
  6. 	printf("Count = %d\n",countZeros(-10010) );
  7. 	return 0;
  8. }
  9.  
  10. int countZeros(int num)
  11. {
  12. 	// Final stop
  13.     if (num == 0 )
  14.     	return 0;
  15.  
  16. 	// Recursion
  17.     int count = countZeros(num / 10);
  18.  
  19. 	// Increase count if current unit is 0
  20.     if (num % 10 == 0)
  21.     	count++;
  22.  
  23.     return count;
  24. }
  25.  
Success #stdin #stdout 0s 2248KB
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stdin
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Standard input is empty
stdout
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Count = 3
Count = 3
https://ideone.com/G7oATt
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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