242. 有效的字母异位词 #
题目地址 #
解题思路 #
map #
具体实现 #
```go
package main
import "fmt"
func isAnagram(s string, t string) bool {
if len(s) != len(t) {
return false
}
var arr [26]int
for i := 0; i < len(s); i++ {
arr[s[i]-'a']++
}
for i := 0; i < len(t); i++ {
arr[t[i]-'a']--
}
for _, each := range arr {
if each > 0 {
return false
}
}
return true
}
func main() {
fmt.Println(isAnagram("abc", "bcc"))
}
```
```go
package main
import "fmt"
func isAnagram(s string, t string) bool {
if len(s) != len(t) {
return false
}
count := make(map[int32]int)
for _, w := range s {
if _, ok := count[w]; ok {
count[w]++
} else {
count[w] = 1
}
}
for _, w := range t {
if _, ok := count[w]; ok {
count[w]--
}
}
for _, v := range count {
if v != 0 {
return false
}
}
return true
}
func main() {
fmt.Println(isAnagram("anagram", "nagaram"))
}
```