fix: declare TrappingRainwater as final to pass Checkstyle

Arzoo1701 · Arzoo1701 · commit 3b569d63d009 · 2025-10-30T03:11:49.000+05:30
diff --git a/src/main/java/com/thealgorithms/searches/TrappingRainwater.java b/src/main/java/com/thealgorithms/searches/TrappingRainwater.java
@@ -13,7 +13,7 @@
  *
  * Reference: https://en.wikipedia.org/wiki/Trapping_rain_water
  */
-public class TrappingRainwater {
+public final class TrappingRainwater {
 
     private TrappingRainwater() {
         throw new UnsupportedOperationException("Utility class");

Original file line number	Diff line number	Diff line change
`@@ -13,7 +13,7 @@`
`13`	`13`	`*`
`14`	`14`	`* Reference: https://en.wikipedia.org/wiki/Trapping_rain_water`
`15`	`15`	`*/`
`16`		`-public class TrappingRainwater {`
	`16`	`+public final class TrappingRainwater {`
`17`	`17`
`18`	`18`	`private TrappingRainwater() {`
`19`	`19`	`throw new UnsupportedOperationException("Utility class");`