diff --git a/pyramids.py b/pyramids.py
new file mode 100644
index 0000000..2a142b0
--- /dev/null
+++ b/pyramids.py
@@ -0,0 +1,9 @@
+blocks_available = int(input())
+total_blocks_needed = 0
+i = 0
+while True:
+    i += 1
+    total_blocks_needed += (i * 2 - 1) ** 2
+    if total_blocks_needed > blocks_available:
+        print(i - 1)
+        exit()