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  1. import java.util.Scanner;
  2.  
  3.  class Ideone {
  4.  
  5.     public static void printPattern(int n) {
  6.         if (n % 2 == 0) {
  7.             System.out.println("Input must be an odd number.");
  8.             return;
  9.         }
  10.  
  11.         int totalWidth = n * 2;
  12.         int midPoint = totalWidth / 2;
  13.  
  14.         // Part 1: Top section of 'g' characters.
  15.         // This prints n lines of 'g's and 'e's.
  16.         for (int i = 0; i < n; i++) {
  17.             for (int j = 0; j < totalWidth; j++) {
  18.                 if (j < n + 1) {
  19.                     System.out.print("g");
  20.                 } else {
  21.                     System.out.print("e");
  22.                 }
  23.             }
  24.             System.out.println();
  25.         }
  26.  
  27.         // Part 2: Middle line with a special character.
  28.         // This prints a line with 'g's, one special character (*), and 'e's.
  29.         for (int j = 0; j < totalWidth; j++) {
  30.             if (j == n) {
  31.                 System.out.print("*");
  32.             } else if (j < n + 1) {
  33.                 System.out.print("g");
  34.             } else {
  35.                 System.out.print("e");
  36.             }
  37.         }
  38.         System.out.println();
  39.  
  40.         // Part 3: Bottom section of special characters.
  41.         // This prints a line with a block of '*'s and a block of 'e's.
  42.         for (int j = 0; j < totalWidth; j++) {
  43.             if (j < n) {
  44.                 System.out.print("*");
  45.             } else {
  46.                 System.out.print("e");
  47.             }
  48.         }
  49.         System.out.println();
  50.     }
  51.  
  52.     public static void main(String[] args) {
  53.         // Scanner scanner = new Scanner(System.in);
  54.         // System.out.print("Enter an odd number: ");
  55.         // int n = scanner.nextInt();
  56.         // printPattern(n);
  57.         // scanner.close();
  58.  
  59.         printPattern(3);
  60.     }
  61. }
Success #stdin #stdout 0.07s 54716KB
comments (?)
stdin 
Standard input is empty
stdout 
ggggee
ggggee
ggggee
ggg*ee
***eee
https://ideone.com/gR4VwB
language:
Java (HotSpot 12)
created:
5 days ago
visibility:
public

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