From bd386a5eb6359c43c6e3b8b5829e25d273d5d1dd Mon Sep 17 00:00:00 2001
From: HadiSharifi <sharifihadi002@gmail.com>
Date: Wed, 22 Apr 2026 15:17:18 +0330
Subject: [PATCH] implement generateTriangle function in MainExercises

---
 src/main/java/MainExercises.java | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/src/main/java/MainExercises.java b/src/main/java/MainExercises.java
index 21581ea..eabb9f2 100644
--- a/src/main/java/MainExercises.java
+++ b/src/main/java/MainExercises.java
@@ -19,10 +19,19 @@ public class MainExercises
     the output has to be a two-dimensional array of characters, so don't just print the triangle!
  */
     public char[][] generateTriangle(int n) {
-
-        // todo
-        return null;
-
+        char[][] triangle = new char[n][];
+        for (int i = 0; i < n; i++) {
+            triangle[i] = new char[ i+1 ];
+            for (int j = 0; j <= i; j++) {
+                if(j == 0 || j == i || i == n - 1) {
+                    triangle[i][j] = '*';
+                }
+                else {
+                    triangle[i][j] = ' ';
+                }
+            }
+        }
+        return triangle;
     }