pitchcontrol
12/5/2018 - 11:57 AM

Write a program that will calculate the number of trailing zeros in a factorial of a given number.

trailing
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public static int TrailingZeros(int n)
  {
    int ret = 0;
    while (n > 0)
    {
        ret += n / 5;
        n = n / 5;
    }
    return ret;
  }