Implement pyramid height calculation function

Adds a function to calculate the height of a pyramid based on the number of blocks.

Author: dilaraagac

Week03/pyramid_dilara_agac.py

@@ -0,0 +1,13 @@
+def calculate_pyramid_height(number_of_blocks):
+    """
+    This function calculates the height of a pyramid
+    that can be built with the given number of blocks.
+    """
+    height = 0
+    used_blocks = 0
+
+    while used_blocks + (height + 1) <= number_of_blocks:
+        height += 1
+        used_blocks += height
+
+    return height