Pattern 10

Author: sathishmepco

EncryptionDecryption/bin/.gitignore

@@ -0,0 +1 @@
+/snippet/

EncryptionDecryption/src/snippet/Snippet.java

@@ -0,0 +1,6 @@
+package snippet;
+
+public class Snippet {
+	Divisors are
+}
+

InterviewPrograms/src/com/java/basic/Divisors.java

@@ -2,7 +2,9 @@
 
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.HashSet;
 import java.util.Scanner;
+import java.util.TreeSet;
 
 /*
  * 	Divisors of N
@@ -25,7 +27,7 @@ public static void main(String[] args) {
 		System.out.println("Enter the N value : ");
 		int N = Integer.parseInt(scanner.nextLine().trim());
 
-		ArrayList<Integer> divisors = new ArrayList<>();
+		TreeSet<Integer> divisors = new TreeSet<>();
 		for(int i=1;i<N;i++){
 			int d = N % i;
 			if(d == 0){
@@ -39,7 +41,6 @@ public static void main(String[] args) {
 			if(N/i <= i)
 				break;
 		}
-		Collections.sort(divisors);
 		System.out.println("The divisors of "+N+" are : "+divisors.toString()				);
 		System.out.println("Number of Divisors are : "+divisors.size());
 		scanner.close();

InterviewPrograms/src/com/java/patterns/Pattern10.java

@@ -0,0 +1,40 @@
+package com.java.patterns;
+
+import java.util.Scanner;
+
+/*
+Write a Java Program to print the following Pattern
+5 5 5 5 5 5 5 5 5
+  4 4 4 4 4 4 4
+    3 3 3 3 3
+      2 2 2
+        1
+ */
+public class Pattern10 {
+	public static void main(String[] args) {
+		Scanner scanner = new Scanner(System.in);
+		System.out.println("Enter the number of rows to print the pattern :: ");
+		int N = Integer.parseInt(scanner.nextLine().trim());
+        for(int i=N;i>=1;i--){
+            for(int j=0;j<2*(N-i);j++)
+                System.out.print(" ");
+            for(int j=0;j<(2*i)-1;j++)
+                if( j == 0)
+                    System.out.print("*");
+                else
+                    System.out.print(" *");
+            if(i > 1 )
+                System.out.println();
+        }
+		scanner.close();
+	}
+}
+/*
+OUTPUT
+Enter the number of rows to print the pattern :: 5
+5 5 5 5 5 5 5 5 5
+  4 4 4 4 4 4 4
+    3 3 3 3 3
+      2 2 2
+        1
+*/