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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: ");
  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.         int totalRows = n + 2;
  17.         int totalCols = n * 2;
  18.  
  19.         for (int i = 1; i <= totalRows; i++) {
  20.             if (i <= n) { // Top n rows
  21.                 for (int j = 1; j <= totalCols; j++) {
  22.                     if (j <= totalCols - n) {
  23.                         System.out.print(" ");
  24.                     } else {
  25.                         System.out.print("e");
  26.                     }
  27.                 }
  28.             } else if (i == n + 1) { // Second to last row with asterisk
  29.                 for (int j = 1; j <= totalCols; j++) {
  30.                     int starStartCol = totalCols - n - (n / 2) - 1;
  31.                     int starEndCol = starStartCol + (2 * (n / 2) + 1);
  32.  
  33.                     if (j >= starStartCol && j <= starEndCol) {
  34.                         System.out.print("*");
  35.                     } else if (j > totalCols - n) {
  36.                         System.out.print("e");
  37.                     } else {
  38.                         System.out.print(" ");
  39.                     }
  40.                 }
  41.             } else { // Last row with all asterisks
  42.                 for (int j = 1; j <= totalCols; j++) {
  43.                     if (j <= totalCols - n) {
  44.                         System.out.print("*");
  45.                     } else {
  46.                         System.out.print("e");
  47.                     }
  48.                 }
  49.             }
  50.             System.out.println();
  51.         }
  52.     }
  53. }
Success #stdin #stdout 0.12s 54604KB
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stdin
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Standard input is empty
stdout
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   eee
   eee
   eee
****ee
***eee
https://ideone.com/iLHHE7
language:
Java (HotSpot 12)
created:
5 days ago
visibility:
public

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