Create NewPattern.java

Added a code of  butterfly pattern with hollow space in java.

Author: preritasaini1

src/main/java/com/thealgorithms/strings/zigZagPattern/NewPattern.java

@@ -0,0 +1,50 @@
+package com.company.basic;
+
+import java.util.*;
+
+
+public class Prac1 {
+	public static void main(String[] args) {
+Scanner scan=new Scanner(System.in);      
+		int n=scan.nextInt();
+		for(int i=1;i<=n;i++) {
+			for(int a=1;a<=i;a++) {
+				if (a== 1 || a== i) {
+                    System.out.print("*");
+                } else {
+                    System.out.print(" ");
+                }
+			}
+			for(int s=1;s<=2*(n-i);s++) {
+				System.out.print(" ");
+			}
+			for(int a=1;a<=i;a++) {
+				if (a== 1 || a== i) {
+                    System.out.print("*");
+                } else {
+                    System.out.print(" ");
+                }
+			}
+			System.out.println();
+		}
+		// Lower Part-
+		for(int i=n;i>0;i--) {
+			for(int a=1;a<=i;a++) {
+				if (a== 1 || a== i) {
+                    System.out.print("*");
+                } else {
+                    System.out.print(" ");
+                }
+			}
+			for(int s=1;s<=2*(n-i);s++) {
+				System.out.print(" ");
+			}
+			for(int a=1;a<=i;a++) {
+				if (a== 1 || a== i) {
+                    System.out.print("*");
+                } else {
+                    System.out.print(" ");
+                }
+			}
+			System.out.println();
+		}