Merge pull request #646 from vijayv18/java-programs

Java programs

Java/Star Patterns/StarPattern1.java → Java/Star Patterns/StarPattern01.java

@@ -1,4 +1,4 @@
-public class StarPattern1 {
+public class StarPattern01 {
     public static void main(String[] args) {
         for(int i=1;i<=5;i++) {
             for(int j=1;j<=i;j++) {
@@ -8,3 +8,17 @@ public static void main(String[] args) {
           }
     }
 }
+
+/* 
+
+The output for the above program.
+
+*
+**
+***
+****
+*****
+
+*/
+
+

Java/Star Patterns/StarPattern2.java → Java/Star Patterns/StarPattern02.java

@@ -1,4 +1,4 @@
-public class StarPattern2 {
+public class StarPattern02 {
 
 	public static void main(String[] args) {
 	for(int i=1;i<=5;i++) {
@@ -8,4 +8,16 @@ public static void main(String[] args) {
 		System.out.println();
 	}
 	}
-}
+}
+
+/* 
+
+The output for the above program.
+
+*****
+****
+***
+**
+*
+
+*/

Java/Star Patterns/StarPattern3.java → Java/Star Patterns/StarPattern03.java

@@ -1,4 +1,4 @@
-public class StarPattern3 {
+public class StarPattern03 {
 
 	public static void main(String[] args) {
 		for(int i=1;i<=5;i++) 
@@ -15,4 +15,19 @@ public static void main(String[] args) {
 	}
 }
 }
+
+/* 
+
+The output for the above program.
+
+    *
+   **
+  ***
+ ****
+*****
+
+
+*/
+
+
 

Java/Star Patterns/StarPattern4.java → Java/Star Patterns/StarPattern04.java

@@ -1,4 +1,4 @@
-public class StarPattern4 {
+public class StarPattern04 {
 
 	public static void main(String[] args) {
 	for(int i=1;i<=5;i++) {
@@ -14,3 +14,15 @@ public static void main(String[] args) {
 	}
 
 }
+
+/* 
+
+The output for the above program.
+
+ *****
+  ****
+   ***
+    **
+     *
+
+*/

Java/Star Patterns/StarPattern5.java → Java/Star Patterns/StarPattern05.java

@@ -1,4 +1,4 @@
-public class StarPattern5 {
+public class StarPattern05 {
 
 	public static void main(String[] args) {
 
@@ -24,3 +24,18 @@ public static void main(String[] args) {
 
 	}
 }
+
+/* 
+
+The output for the above program.
+
+*****
+ ****
+  ***
+   **
+    *
+
+The difference between StarPattern4 and StarPattern5 is the beginning white
+space in the first line that StarPattern4 holds which StarPattern5 avoids.
+
+*/

Java/Star Patterns/StarPattern6.java → Java/Star Patterns/StarPattern06.java

@@ -1,4 +1,4 @@
-public class StarPattern6 {
+public class StarPattern06 {
 
 	public static void main(String[] args) {
 		for(int i=1;i<=5;i++) 
@@ -15,3 +15,15 @@ public static void main(String[] args) {
 	}
 }
 }
+
+/* 
+
+The output for the above program.
+
+     *
+    * *
+   * * *
+  * * * *
+ * * * * *
+
+*/

Java/Star Patterns/StarPattern7.java → Java/Star Patterns/StarPattern07.java

@@ -1,4 +1,4 @@
-public class StarPattern7 {
+public class StarPattern07 {
 
 	public static void main(String[] args) {
 	for(int i=1;i<=5;i++) {
@@ -15,3 +15,15 @@ public static void main(String[] args) {
 	}
 }
 }
+
+/* 
+
+The output for the above program.
+
+    *
+   ***
+  *****
+ *******
+*********
+
+*/

Java/Star Patterns/StarPattern8.java → Java/Star Patterns/StarPattern08.java

@@ -1,4 +1,4 @@
-public class StarPattern8 {
+public class StarPattern08 {
 
 	public static void main(String[] args) {
 	for(int i=1;i<=5;i++) {
@@ -12,3 +12,15 @@ public static void main(String[] args) {
 	}
 	}
 }
+
+/* 
+
+The output for the above program.
+
+ *********
+  *******
+   *****
+    ***
+     *
+
+*/

Java/Star Patterns/StarPattern9.java → Java/Star Patterns/StarPattern09.java

@@ -1,4 +1,4 @@
-public class StarPattern9 {
+public class StarPattern09 {
 
 	public static void main(String[] args) {
 	for(int i=1;i<=5;i++) {
@@ -15,3 +15,15 @@ public static void main(String[] args) {
 	}
  }
 }
+
+/* 
+
+The output for the above program.
+
+*
+ *
+  *
+   *
+    *
+
+*/

Java/Star Patterns/StarPattern10.java

@@ -18,3 +18,15 @@ public static void main(String[] args) {
 	}
  }
 }
+
+/* 
+
+The output for the above program.
+
+    *
+   * 
+  *  
+ * 
+*
+
+*/

Java/Star Patterns/StarPattern11.java

@@ -0,0 +1,32 @@
+public class StarPattern11 {
+	public static void main(String[] args) {
+		for(int i=1;i<=5;i++) {
+			for(int j=5;j>=i;j--) {
+				System.out.print(" ");
+			}
+			for(int k=1;k<(i*2);k++) {
+				if(k>1 && k<(i*2)-1)
+					System.out.print(" ");
+				else
+					System.out.print("*");
+			}
+			System.out.println();
+		}
+	}
+}
+
+/* 
+
+The output for the above program.
+
+     *
+    * *
+   *   *
+  *     *
+ *       *
+
+*/
+
+
+
+

Java/Star Patterns/StarPattern12.java

@@ -0,0 +1,29 @@
+public class StarPattern12 {
+
+	public static void main(String[] args) {
+		for(int i=5;i>=1;i--) {
+			for(int j=5;j>=i;j--) {
+				System.out.print(" ");
+			}
+			for(int k=1;k<(i*2);k++) {
+			  if(k>1 && k<(i*2)-1)
+			    System.out.print(" ");
+			else 
+				System.out.print("*");
+		}
+			System.out.println();
+	}
+}
+}
+
+/* 
+
+The output for the above program.
+
+ *       *
+  *     *
+   *   *
+    * *
+     *
+
+*/

Java/Star Patterns/StarPattern13.java

@@ -0,0 +1,28 @@
+public class StarPattern13 {
+
+	public static void main(String[] args) {
+		for(int i=1;i<=5;i++) {
+			for(int j=1;j<=5;j++) {
+				if (i>1 && i<5 && j>1 && j<5)
+				System.out.print(" ");
+				else
+				System.out.print("*");
+			}
+			System.out.println();
+		}
+
+	}
+
+}
+
+/* 
+
+The output for the above program.
+
+*****
+*   *
+*   *
+*   *
+*****
+
+*/

Java/Star Patterns/StarPattern14.java

@@ -0,0 +1,26 @@
+public class StarPattern14 {
+
+	public static void main(String[] args) {
+	 for(int i=0;i<5;i++) {
+		 for(int j=0;j<5;j++) {
+			 if(i==j || i+j==5-1)
+			     System.out.print("*");
+			 else
+				 System.out.print(" ");
+		 }
+		 System.out.println();
+	 }
+	}
+}
+
+/* 
+
+The output for the above program.
+
+*   *
+ * * 
+  *  
+ * * 
+*   *
+
+*/