Merge pull request ambujraj#1353 from Brussell03/feature/brussell03

added perfect square in java

CONTRIBUTORS.md

@@ -2019,6 +2019,13 @@ About: Student
 Programming Language: C, C++, Java, Python
 Email: [email protected]
 
+Name: [Brian Russell](https://github.com/Brussell03)
+Place: Conway, Arkansas
+About: Computer science student interested in software development
+Programming Language: Java, Javascript
+Email: [email protected]
+
+
 Name: [Akshay Gulhane](https://github.com/akshaygulhane)
 Place: Bangalore India
 About: Full Stack Developer
@@ -2059,5 +2066,4 @@ Name: [Prasun](https://github.com/rupna100)<br/>
 Place: India<br/>
 About: Computer science student<br/>
 Programming languages: c , cpp, python , ruby , js <br/>
-Email: [email protected]
-
+Email: [email protected]

prefect_square/PerfectSquare.java

@@ -0,0 +1,13 @@
+import java.util.Scanner
+
+public class Main {
+	public static void main(String[] args) {
+		Scanner sc = new Scanner(System.in);
+		double num = sc.nextInt();
+		if(Math.sqrt(num) % 1 == 0){
+			System.out.println("This is a perfect square");
+		} else {
+			System.out.println("This is not a perfect square");
+		}
+	}
+}