Package g2701_2800.s2710_remove_trailing_zeros_from_a_string

Class Solution

  • public class Solution
extends Object
    2710 - Remove Trailing Zeros From a String.

    Easy

    Given a positive integer num represented as a string, return the integer num without trailing zeros as a string.

    Example 1:

    Input: num = “51230100”

    Output: “512301”

    Explanation: Integer “51230100” has 2 trailing zeros, we remove them and return integer “512301”.

    Example 2:

    Input: num = “123”

    Output: “123”

    Explanation: Integer “123” has no trailing zeros, we return integer “123”.

    Constraints:

    • 1 <= num.length <= 1000
    • num consists of only digits.
    • num doesn’t have any leading zeros.

    • Constructor Detail

      • Solution

        public Solution()

    • Method Detail

      • removeTrailingZeros

        public String removeTrailingZeros​(String num)