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  1. class Main{
  2. 	public static void main (String[] args){
  3. 		java.util.Scanner in = new java.util.Scanner(System.in); 
  4. 		long n = in.nextInt(), m = 5, s = 0;
  5. 		while(n >= m){
  6. 			s = s + (n / m); 
  7. 			m = m * 5;
  8. 		}
  9. 		System.out.println(s);
  10. 	}
  11. }
Success #stdin #stdout 0.1s 35108KB
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https://ideone.com/nTOtbU
language:
Java (HotSpot 12)
created:
3 years ago
visibility:
secret

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