diff --git a/1-two-sum/1-two-sum.py b/1-two-sum/1-two-sum.py
new file mode 100644
index 0000000..def56b1
--- /dev/null
+++ b/1-two-sum/1-two-sum.py
@@ -0,0 +1,12 @@
+class Solution(object):
+    def twoSum(self, nums, target):
+        """
+        :type nums: List[int]
+        :type target: int
+        :rtype: List[int]
+        """
+        length = len(nums)
+        for i in range(length):
+            for j in range(i + 1, length):
+                if nums[i] + nums[j] == target:
+                    return [i, j]
\ No newline at end of file