solves #2710: Remove Trailing Zeros From a String in java

Author: anishLearnsToCode

Diff for: README.txt

@@ -826,7 +826,7 @@
 | 2696 | [Minimum String Length After Removing Substrings](https://leetcode.com/problems/minimum-string-length-after-removing-substrings)                                       |                                                                                   [![Java](assets/java.png)](src/MinimumStringLengthAfterRemovingSubstrings.java)                                                                |                                                                                                                                   |
 | 2697 | [Lexicographically Smallest Palindrome](https://leetcode.com/problems/lexicographically-smallest-palindrome)                                                           |                                                                                   [![Java](assets/java.png)](src/LexicographicallySmallestPalindrome.java)                                                                       |                                                                                                                                   |
 | 2706 | [Buy Two Chocolates](https://leetcode.com/problems/buy-two-chocolates)                                                                                                 |                                                                                   [![Java](assets/java.png)](src/BuyTwoChocolates.java)                                                                                          |                                                                                                                                   |
-| 2710 | [Remove Trailing Zeros From a String](https://leetcode.com/problems/remove-trailing-zeros-from-a-string)                                                               |                                                                                                                                                                                                                                  |                                                                                                                                   |
+| 2710 | [Remove Trailing Zeros From a String](https://leetcode.com/problems/remove-trailing-zeros-from-a-string)                                                               |                                                                                   [![Java](assets/java.png)](src/RemoveTrailingZerosFromAString.java)                                                                                                                                               |                                                                                                                                   |
 | 2716 | [Minimize String Length](https://leetcode.com/problems/minimize-string-length)                                                                                         |                                                                                                                                                                                                                                  |                                                                                                                                   |
 | 2717 | [Semi-Ordered Permutation](https://leetcode.com/problems/semi-ordered-permutation)                                                                                     |                                                                                                                                                                                                                                  |                                                                                                                                   |
 | 2728 | [Count Houses in a Circular Street](https://leetcode.com/problems/count-houses-in-a-circular-street)                                                                   |                                                                                                                                                                                                                                  |                                                                                                                                   |

Diff for: src/RemoveTrailingZerosFromAString.java

@@ -0,0 +1,14 @@
+// https://leetcode.com/problems/remove-trailing-zeros-from-a-string
+// T: O(|s|)
+// S: O(|s|)
+
+public class RemoveTrailingZerosFromAString {
+    public String removeTrailingZeros(String num) {
+        for (int i = num.length() - 1;  i >= 0 ; i--) {
+            if (num.charAt(i) != '0') {
+                return num.substring(0, i + 1);
+            }
+        }
+        return "";
+    }
+}