Update kama55.右旋字符串.md

problems/kama55.右旋字符串.md

@@ -214,6 +214,34 @@ public class Main {
 
 
 ### Go：
+```go
+package main
+import "fmt"
+
+func reverse (strByte []byte, l, r int){
+    for l < r {
+        strByte[l], strByte[r] = strByte[r], strByte[l]
+        l++
+        r--
+    }
+}
+
+
+func main(){
+    var str string
+    var target int
+    
+    fmt.Scanln(&target)
+    fmt.Scanln(&str)
+    strByte := []byte(str)
+    
+    reverse(strByte, 0, len(strByte) - 1)
+    reverse(strByte, 0, target - 1)
+    reverse(strByte, target, len(strByte) - 1)
+    
+    fmt.Printf(string(strByte))
+}
+```
 
 
 ### JavaScript：