diff --git a/Week03/Week03/pyramid_bredikhin_illia.py b/Week03/Week03/pyramid_bredikhin_illia.py
new file mode 100644
index 00000000..145531ac
--- /dev/null
+++ b/Week03/Week03/pyramid_bredikhin_illia.py
@@ -0,0 +1,13 @@
+def calculate_pyramid_height(number_of_blocks):
+    height = 0
+    needed_blocks = 1
+
+    while True:
+        if number_of_blocks < needed_blocks:
+            break
+
+        number_of_blocks -= needed_blocks
+        height += 1
+        needed_blocks += 1
+
+    return height