题解 | #判断是否为回文字符串# | Rust

struct Solution{

}

impl Solution {
    fn new() -> Self {
        Solution{}
    }

    /**
    * 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
    *
    * 
        * @param str string字符串 待判断的字符串
        * @return bool布尔型
    */
    pub fn judge(&self, str: String) -> bool {
        // write code here
        let (mut low, mut high) = (0, (str.len() as i32)-1);
        while low <= high {
            if str.as_bytes()[low as usize] != str.as_bytes()[high as usize] {
                return false;
            }
            low+=1;
            high-=1;
        }
        return true;
    }
}