diff --git a/MessageBox.java b/MessageBox.java
new file mode 100644
index 0000000..133eccd
--- /dev/null
+++ b/MessageBox.java
@@ -0,0 +1,3 @@
+public class MessageBox{
+	
+}
\ No newline at end of file
diff --git a/MythreadTest.java b/MythreadTest.java
new file mode 100644
index 0000000..9a92a43
--- /dev/null
+++ b/MythreadTest.java
@@ -0,0 +1,17 @@
+public class MyThread implments Runnable
+{
+	public void run()
+	{
+		System.out.println("Namah Shivaya!!");
+	}
+	public static void main(String args[])
+	{
+		Thread t=new Thread();
+		{
+			public void run()
+			{
+				System.out.println("Namah Shivaya!!");
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/TriangleTest.java b/TriangleTest.java
new file mode 100644
index 0000000..96a0edb
--- /dev/null
+++ b/TriangleTest.java
@@ -0,0 +1,36 @@
+class A extends Thread
+{
+	Triangle t;
+	public A(Triangle t)
+	{
+		this.t = t;
+
+	}
+	public void run(){
+		t.drawTriangle('*');
+	}
+}
+public class TriangleTest
+{
+	public static void main(String[] args) {
+		Triangle tr = new Triangle();
+		A threadA = new A(tr);
+		A threadB = new A(tr);
+		threadA . start();
+		threadB . start();
+	}
+}
+class Triangle{
+	public void drawTriangle(char ch)
+	{
+		int i,j;
+		for(i=1;i<=50;i++)
+		{
+			for(j=0;j<i;j++)
+			{
+				System.out.print(ch);
+			}
+			System.out.println();
+		}
+	}
+}
\ No newline at end of file