message: added code to Trailing zeroes
diff: @@ -39,6 +39,15 @@ class Solution
  public:
  int trailingZeroes(int N)
  {
  + if(N<0)
  + return -1;
  +
  + int count = 0;
  + for(int i = 5;i >= 1;i*=5)
  + {
  + count+= N/i;
  + }
  + return count;
  // Write Your Code here
  }
  };
  