algorithm/Week_01/id_134/LeetCode_242_134.java at master · feixiangcode/algorithm · GitHub

20 lines (20 loc) · 626 Bytes

//https://leetcode.com/problems/valid-anagram/

class Solution {

public boolean isAnagram(String s, String t) {

if (s == null && t == null)

return true;

if (s == null && t != null || s != null && t == null || s.length() != t.length())

return false;

int[] sarr = new int[26];

int[] tarr = new int[26];

for (int i=0; i<s.length(); i++) {

sarr[s.charAt(i)-'a']++;

tarr[t.charAt(i)-'a']++;

}

for (int i=0; i<26; i++) {

if (sarr[i] != tarr[i])

return false;

}

return true;

}

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