Merge branch 'master' into add-elgamal-encryption

Author: polasisubash

pom.xml

@@ -119,7 +119,7 @@
             <plugin>
                 <groupId>com.github.spotbugs</groupId>
                 <artifactId>spotbugs-maven-plugin</artifactId>
-                <version>4.9.8.1</version>
+                <version>4.9.8.2</version>
                 <configuration>
                     <excludeFilterFile>spotbugs-exclude.xml</excludeFilterFile>
                     <includeTests>true</includeTests>

src/main/java/com/thealgorithms/maths/Area.java

@@ -96,7 +96,7 @@ public static double surfaceAreaCylinder(final double radius, final double heigh
             throw new IllegalArgumentException(POSITIVE_RADIUS);
         }
         if (height <= 0) {
-            throw new IllegalArgumentException(POSITIVE_RADIUS);
+            throw new IllegalArgumentException(POSITIVE_HEIGHT);
         }
         return 2 * (Math.PI * radius * radius + Math.PI * radius * height);
     }