diff --git a/Week03/pyramid_efesamil_sarigul.py b/Week03/pyramid_efesamil_sarigul.py
new file mode 100644
index 00000000..c7ba86e4
--- /dev/null
+++ b/Week03/pyramid_efesamil_sarigul.py
@@ -0,0 +1,12 @@
+def calculate_pyramid_height(number_of_blocks):
+    height = 0
+    blocks_needed_for_next_layer = 1
+    
+    while number_of_blocks >= blocks_needed_for_next_layer:
+        number_of_blocks -= blocks_needed_for_next_layer
+        
+        height += 1
+        
+        blocks_needed_for_next_layer += 1
+        
+    return height