diff --git a/src/hash相关/q1_两数之和/f1/Solution.py b/src/hash相关/q1_两数之和/f1/Solution.py
new file mode 100644
index 0000000..af0f7ad
--- /dev/null
+++ b/src/hash相关/q1_两数之和/f1/Solution.py
@@ -0,0 +1,14 @@
+class Solution:
+    def twoSum(self, nums: List[int], target: int) -> List[int]:
+        res = []
+        dicts = {}
+        if len(nums)<=1:
+            return res
+        for i,each in enumerate(nums):
+            if (target-each) in dicts:
+                res.append(i)
+                res.append(dicts[target-each])
+                return res
+            else:
+                dicts[each] = i
+        return res