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  1. import java.util.Scanner;
  2.  
  3. class Ideone {
  4.  
  5.     public static void main(String[] args) {
  6.         // Scanner scanner = new Scanner(System.in);
  7.         // System.out.print("Enter an integer (e.g., 3 or 5): ");
  8.         // int n = scanner.nextInt();
  9.         // printPattern(n);
  10.         // scanner.close();
  11.  
  12.          printPattern(3);
  13.     }
  14.  
  15.     public static void printPattern(int n) {
  16.         // Calculate the height of the star pyramid
  17.         int starPyramidHeight = (n / 2) + 1;
  18.  
  19.         // Top rectangular part of the pattern
  20.         for (int i = 0; i < n - starPyramidHeight; i++) {
  21.             printSpaces(2 * n);
  22.             printEs(n);
  23.             System.out.println();
  24.         }
  25.  
  26.         // Middle section with star pyramid
  27.         for (int i = 0; i < starPyramidHeight; i++) {
  28.             // Print spaces for the left side of the pattern
  29.             int numSpacesLeft = 2 * n - (starPyramidHeight - 1 - i);
  30.             printSpaces(numSpacesLeft);
  31.  
  32.             // Print the pyramid stars
  33.             int numStars = 2 * i + 1;
  34.             printStars(numStars);
  35.  
  36.             // Print 'e' characters on the right
  37.             int numEs = n - i;
  38.             printEs(numEs);
  39.  
  40.             System.out.println();
  41.         }
  42.  
  43.         // Bottom section with full row of stars
  44.         printStars(2 * n);
  45.         printEs(n);
  46.         System.out.println();
  47.     }
  48.  
  49.     private static void printSpaces(int count) {
  50.         for (int i = 0; i < count; i++) {
  51.             System.out.print(' ');
  52.         }
  53.     }
  54.  
  55.     private static void printEs(int count) {
  56.         for (int i = 0; i < count; i++) {
  57.             System.out.print('e');
  58.         }
  59.     }
  60.  
  61.     private static void printStars(int count) {
  62.         for (int i = 0; i < count; i++) {
  63.             System.out.print('*');
  64.         }
  65.     }
  66. }
Success #stdin #stdout 0.1s 52724KB
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stdin
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Standard input is empty
stdout
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      eee
     *eee
      ***ee
******eee
https://ideone.com/dCapM5
language:
Java (HotSpot 12)
created:
5 days ago
visibility:
public

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