最長迴文

#include <iostream>
#include <string>
#include <algorithm>
 
using namespace std;
 
void sol() {
    string s;
    cin >> s;
    int ans = 0;
    for (int l = 0; l < s.size(); l++) {
        for (int r = l; r < s.size(); r++) {
            int len = r - l + 1;
            string t = s.substr(l, len);
            string t2 = t;
            reverse(t2.begin(), t2.end());
            if (t == t2) {
                ans = max(len, ans);
            }
        }
    }
    cout << ans << endl;
}

int main() {
	int t;
	cin >> t;
	while (t--) sol();
}