题解 | #判断回文#

package suanfa.string;

/**

• 判断字符串是否是回文字符串

• /
  public class Judge {

  public static void main(String[] args) {

    String str = "1";
    System.out.println(judge(str));

  }

  /**

  • 双指针

  • @param str

  • @return

  • /
    public static Boolean judge(String str) {

    int left = 0;
    int right = str.length() - 1;

    while (left <= right) {

      if (str.charAt(left) != str.charAt(right)) {
          return Boolean.FALSE;
      } else {
          return Boolean.TRUE;
      }

    }
    return Boolean.FALSE;
    }
    }