From ab2163c227b505b687c3e9ed243e31c773980fbe Mon Sep 17 00:00:00 2001
From: Ganesh Singh Yadav <152922520+ganeshsinghyadav@users.noreply.github.com>
Date: Sun, 5 Oct 2025 06:03:37 +0530
Subject: [PATCH] Create triangularSum.py

---
 triangularSum.py | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 triangularSum.py

diff --git a/triangularSum.py b/triangularSum.py
new file mode 100644
index 000000000000..d1daa321900d
--- /dev/null
+++ b/triangularSum.py
@@ -0,0 +1,9 @@
+class Solution:
+    def triangularSum(self, nums):
+        current = nums[:]
+        while len(current) > 1:
+            new_nums = []
+            for i in range(len(current) - 1):
+                new_nums.append((current[i] + current[i + 1]) % 10)
+            current = new_nums
+        return current[0]