Introduced version 1.2

Author: javadev

README.md

@@ -3,3 +3,25 @@
 ![Java CI](https://github.com/javadev/LeetCode-in-Java/workflows/Java%20CI%20with%20Maven/badge.svg)
 
 Java Solution for LeetCode algorithm problems, continually updating.
+
+## Installation
+
+Include the following in your `pom.xml` for Maven:
+
+```xml
+<dependencies>
+  <dependency>
+    <groupId>com.github.javadev</groupId>
+    <artifactId>leetcode-in-java</artifactId>
+    <version>1.2</version>
+  </dependency>
+  ...
+</dependencies>
+```
+
+Gradle:
+
+```groovy
+compile 'com.github.javadev:leetcode-in-java:1.2'
+```
+

pom.xml

@@ -4,7 +4,7 @@
     <groupId>com.github.javadev</groupId>
     <artifactId>leetcode-in-java</artifactId>
     <packaging>jar</packaging>
-    <version>1.1</version>
+    <version>1.2</version>
     <name>leetcode-in-java</name>
     <description>Java Solution for LeetCode algorithm problems, continually updating</description>
     <url>https://github.com/javadev/LeetCode-in-Java</url>