题解 | #统计回文#

import java.util.*;
public class Main {
    public static boolean isHw(String a) {
        char[] arr = a.toCharArray();
        int i = 0, j = arr.length - 1;
        while(i < j) {
            if(arr[i] != arr[j])
                return false;
            i++;
            j--;
        }
        return true;
    }
    public static void solve(String A, String B) {
        int cnt = 0;
        String ans = A + B;
        if(isHw(ans)) {
            cnt++;
        }
        ans = B + A;
        if(isHw(ans)) {
            cnt++;
        }
        for(int i = 1; i < A.length(); i++) {
            ans = A.substring(0, i) + B + A.substring(i, A.length());
            if(isHw(ans)) {
                cnt++;
            }
        }
        System.out.println(cnt);
    }
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        while(sc.hasNext()) {
            String A = sc.next();
            String B = sc.next();
            solve(A, B);
        }
    }
}