Merge branch 'mcoloring_improvement' of https://github.com/Hardvan/Java into mcoloring_improvement

Author: Hardvan

pom.xml

@@ -118,7 +118,7 @@
                     <dependency>
                     <groupId>com.puppycrawl.tools</groupId>
                     <artifactId>checkstyle</artifactId>
-                    <version>10.18.1</version>
+                    <version>10.18.2</version>
                     </dependency>
                 </dependencies>
             </plugin>
@@ -133,7 +133,7 @@
                         <plugin>
                             <groupId>com.mebigfatguy.fb-contrib</groupId>
                             <artifactId>fb-contrib</artifactId>
-                            <version>7.6.4</version>
+                            <version>7.6.5</version>
                         </plugin>
                         <plugin>
                             <groupId>com.h3xstream.findsecbugs</groupId>

spotbugs-exclude.xml

@@ -165,9 +165,6 @@
     <Match>
         <Bug pattern="DSOC_DUBIOUS_SET_OF_COLLECTIONS" />
     </Match>
-    <Match>
-        <Bug pattern="NAB_NEEDLESS_BOX_TO_UNBOX" />
-    </Match>
     <Match>
         <Bug pattern="FPL_FLOATING_POINT_LOOPS" />
     </Match>
@@ -207,6 +204,9 @@
     <Match>
         <Bug pattern="SLS_SUSPICIOUS_LOOP_SEARCH" />
     </Match>
+    <Match>
+        <Bug pattern="BAS_BLOATED_ASSIGNMENT_SCOPE" />
+    </Match>
     <!-- find-sec-bugs -->
     <Match>
         <Bug pattern="PREDICTABLE_RANDOM" />

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

@@ -90,4 +90,16 @@ public static double volumePrism(double baseArea, double height) {
     public static double volumePyramid(double baseArea, double height) {
         return (baseArea * height) / 3;
     }
+
+    /**
+     * Calculate the volume of a frustum of a cone.
+     *
+     * @param r1 radius of the top of the frustum
+     * @param r2 radius of the bottom of the frustum
+     * @param height height of the frustum
+     * @return volume of the frustum
+     */
+    public static double volumeFrustumOfCone(double r1, double r2, double height) {
+        return (Math.PI * height / 3) * (r1 * r1 + r2 * r2 + r1 * r2);
+    }
 }

src/test/java/com/thealgorithms/maths/VolumeTest.java

@@ -32,5 +32,8 @@ public void volume() {
 
         /* test pyramid */
         assertTrue(Volume.volumePyramid(10, 3) == 10.0);
+
+        /* test frustum */
+        assertTrue(Volume.volumeFrustumOfCone(3, 5, 7) == 359.188760060433);
     }
 }

src/test/java/com/thealgorithms/misc/MedianOfRunningArrayTest.java

@@ -196,6 +196,6 @@ public void testWithDoubleValues() {
         stream.insert(12345.67891);
         assertEquals(12345.67891, stream.median());
         stream.insert(23456789.98);
-        assertEquals(Double.valueOf(11734567.83), stream.median(), .01);
+        assertEquals(11734567.83, stream.median(), .01);
     }
 }