反转字符串
反转字符串
http://www.nowcoder.com/questionTerminal/c3a6afee325e472386a1c4eb1ef987f3
import java.util.*; public class Solution { /** * 反转字符串 * @param str string字符串 * @return string字符串 */ public String solve (String str) { // write code here StringBuilder result = new StringBuilder(); for (int i = str.length()-1 ; i >= 0 ; i--){ result.append(str.charAt(i)); } return result.toString(); } }