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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     int n;
  5.     int count = 0;
  6.  
  7.     scanf("%d", &n);
  8.  
  9.     while (n > 0) {
  10.         n = n / 5;
  11.         count += n;
  12.     }
  13.  
  14.     printf("%d\n", count);
  15.  
  16.     return 0;
  17. }
Success #stdin #stdout 0s 5308KB
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5
stdout
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https://ideone.com/jlRs7r
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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