new pull request

src/src.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="jdk" jdkName="13" jdkType="JavaSDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

src/src/.gitignore

@@ -0,0 +1,2 @@
+../../.idea
+pointer-math.iml

src/src/Main.java

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+public class Main {
+    public static void main(String[] args) {
+        System.out.println(MyMath.addition(5, 6, 7));
+        System.out.println(MyMath.subtraction(5, 6, 7));
+        System.out.println(MyMath.multiplication(5, 6, 7));
+    }
+}

src/src/MyMath.java

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+public class MyMath {
+    public static final int x = 5;
+    public static final int y = 6;
+    public static final int z = 7;
+
+    public static int addition(int x, int y, int z){
+        return x+y+z;
+    }
+
+    public static int subtraction(int x, int y, int z) {
+        return x-y-z;
+    }
+
+    public static int multiplication(int x, int y, int z) {
+        return x*y*z;
+    }
+}