题解 | #反转字符串#

package main

import "strings"

/**
 * 反转字符串
 * @param str string字符串 
 * @return string字符串
*/
func solve( str string ) string {
    // write code here
    strArr := strings.Split(str, "")
    len := len(strArr)
    for i := 0; i<len/2; i++ {
        a := strArr[i]
        b := strArr[len - i - 1]
        strArr[i] = b
        strArr[len - i - 1] = a
    }
    return strings.Join(strArr, "")    
}