Package g2701_2800.s2710_remove_trailing_zeros_from_a_string

Class Solution

java.lang.Object

g2701_2800.s2710_remove_trailing_zeros_from_a_string.Solution

public class Solution
extends Object

2710 - Remove Trailing Zeros From a String.<p>Easy</p> <p>Given a <strong>positive</strong> integer <code>num</code> represented as a string, return <em>the integer</em> <code>num</code> <em>without trailing zeros as a string</em>.</p> <p><strong>Example 1:</strong></p> <p><strong>Input:</strong> num = &ldquo;51230100&rdquo;</p> <p><strong>Output:</strong> &ldquo;512301&rdquo;</p> <p><strong>Explanation:</strong> Integer &ldquo;51230100&rdquo; has 2 trailing zeros, we remove them and return integer &ldquo;512301&rdquo;.</p> <p><strong>Example 2:</strong></p> <p><strong>Input:</strong> num = &ldquo;123&rdquo;</p> <p><strong>Output:</strong> &ldquo;123&rdquo;</p> <p><strong>Explanation:</strong> Integer &ldquo;123&rdquo; has no trailing zeros, we return integer &ldquo;123&rdquo;.</p> <p><strong>Constraints:</strong></p> <ul> <li><code>1 <= num.length <= 1000</code></li> <li><code>num</code> consists of only digits.</li> <li><code>num</code> doesn&rsquo;t have any leading zeros.</li> </ul>

Constructor Summary

Constructors

Constructor	Description
Solution()

Method Summary

Modifier and Type	Method	Description
String	removeTrailingZeros(String num)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Solution

public Solution()

Method Details

removeTrailingZeros

public String removeTrailingZeros(String num)