-
Notifications
You must be signed in to change notification settings - Fork 2
/
ValidAnagram.java
35 lines (30 loc) · 1.1 KB
/
ValidAnagram.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
public class Solution {
public boolean isAnagram(String s, String t) {
if (s == t) {
return true;
}
if (s.length() != t.length()) {
return false;
}
Map<Character, Integer> mapS = new HashMap<Character, Integer>();
Map<Character, Integer> mapT = new HashMap<Character, Integer>();
for (int i = 0; i < s.length(); i++) {
if (mapS.containsKey(s.charAt(i))) {
mapS.put(s.charAt(i), mapS.get(s.charAt(i)) + 1);
} else {
mapS.put(s.charAt(i), 1);
}
if (mapT.containsKey(t.charAt(i))) {
mapT.put(t.charAt(i), mapT.get(t.charAt(i)) + 1);
} else {
mapT.put(t.charAt(i), 1);
}
}
for (Map.Entry<Character, Integer> entry : mapS.entrySet()) {
if (mapT.containsKey(entry.getKey()) == false || mapT.get(entry.getKey()).equals(mapS.get(entry.getKey())) == false) {
return false;
}
}
return true;
}
}