From 0d90ca6a269aeacd8462623596e820cc3274434f Mon Sep 17 00:00:00 2001
From: terminaldweller <devi@terminaldweller.com>
Date: Sun, 21 Jan 2024 22:25:29 -0500
Subject: 645

---
 645/main.py | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100755 645/main.py

diff --git a/645/main.py b/645/main.py
new file mode 100755
index 0000000..7185fc8
--- /dev/null
+++ b/645/main.py
@@ -0,0 +1,28 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+
+class Solution:
+    def findErrorNums(self, nums):
+        counts = {}
+        one = 0
+        for num in nums:
+            if num in counts:
+                counts[num] += 1
+                one = num
+            else:
+                counts[num] = 1
+
+        total = len(nums) * (len(nums) + 1) // 2
+
+        return [one, total - sum(nums) + one]
+
+
+def main():
+    solution = Solution()
+    print(solution.findErrorNums([1, 2, 2, 4]))
+    print(solution.findErrorNums([1, 1]))
+
+
+if __name__ == "__main__":
+    main()
-- 
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