PatternQ_with_java/pattern10.java at main · subhaskushwaha/PatternQ_with_java · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
//BUTTERFLY_pattern
/*
 *       *
 **     **
 ***   ***
 *********
 *********
 ***   ***
 **     **
 *       *
 */
public class pattern10 {
    public static void BUTTERFLY_Pattern(int n){
        //1st half
        for(int i=1; i<=n; i++){
            //star-i
            for(int j=1; j<=i; j++){
                System.out.print("*");
            }
            //space - 2*(n-i)
            for(int j=1; j<=2*(n-i); j++){
                System.out.print(" ");
            }
            //star
            for(int j=1; j<=i; j++){
                System.out.print("*");
            }
            System.out.println();
        }
         //2nd half
        for(int i=n; i>=1; i--){
            //star-i
            for(int j=1; j<=i; j++){
                System.out.print("*");
            }
            //space - 2*(n-i)
            for(int j=1; j<=2*(n-i); j++){
                System.out.print(" ");
            }
            //star
            for(int j=1; j<=i; j++){
                System.out.print("*");
            }
            System.out.println();
        }
    }
    public static void main(String args[]){
      BUTTERFLY_Pattern(5);
    }
}