diff --git a/problems/0242.有效的字母异位词.md b/problems/0242.有效的字母异位词.md index be553c5a..6c5a90ce 100644 --- a/problems/0242.有效的字母异位词.md +++ b/problems/0242.有效的字母异位词.md @@ -85,7 +85,24 @@ public: Java: +```java +public boolean isAnagram(String s, String t) { + int[] record = new int[26]; + for (char c : s.toCharArray()) { + record[c - 'a'] += 1; + } + for (char c : t.toCharArray()) { + record[c - 'a'] -= 1; + } + for (int i : record) { + if (i != 0) { + return false; + } + } + return true; +} +``` Python: