Add files via upload

crazyones110 · web-flow · commit 38331f549a33 · 2019-06-21T11:47:07.000+08:00
diff --git a/Week_02/id_32/1. 两数之和.py b/Week_02/id_32/1. 两数之和.py
@@ -0,0 +1,8 @@
+class Solution:
+    def twoSum(self, nums: List[int], target: int) -> List[int]:
+        m = {}
+        for index, value in enumerate(nums):
+            if target-value in m:
+                return m[target-value],index
+            m[value] = index
+        return "no"
diff --git a/Week_02/id_32/242. 有效的字母异位词.py b/Week_02/id_32/242. 有效的字母异位词.py
@@ -0,0 +1,18 @@
+class Solution:
+    def isAnagram(self, s: str, t: str) -> bool:
+        m = {}
+        for i in s:
+            if i not in m:
+                m[i] = 1
+            else:
+                m[i] += 1
+        for i in t:
+            if i not in m:
+                return False
+            else:
+                m[i] -= 1
+        for i in m.values():
+            if i != 0:
+                return False
+        return True
+    
