class Solution:
    
    def trailingZeroes(self, n):
        """
        :type n: int
        :rtype: int
        """
        
        ans = 0
        while n:
            n = int(n/5)
            ans += n
        return f
    
"""
how many 5
    v                      v                             v
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 
^         ^          ^              ^              ^              ^              ^
"""

class Solution:
    
    def trailingZeroes(self, n):
        """
        :type n: int
        :rtype: int
        """
        
        ans = 0
        while n:
            n = int(n/5)
            ans += n
        return f
    
"""
how many 5
    v                      v                             v
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 
^         ^          ^              ^              ^              ^              ^
"""

:type n: int         :rtype: int how many 5     v                      v                             v 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32  ^         ^          ^              ^              ^              ^              ^