9. Palindrome Number

水题

class Solution {
public:
    bool isPalindrome(int x) {
        int t=x;
        if(x<0) x=-x;
        if(x==0) return true;
        queue<int> q;
        while(x){
            q.push(x%10);
            x=x/10;
        }
        int res=0;
        while(!q.empty()){
            res=res*10+q.front();
            q.pop();
        }
        if(res==t) return true;
        return false;
    }
};