문제
풀이
#include <iostream>
#include <string>
using namespace std;
void solve(void) {
string s; cin >> s;
int n = s.length();
cout << (s[n/2-1] == s[n/2] ? "Do-it" : "Do-it-Not") << "\n";
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
int n; cin >> n;
while (n--) solve();
return 0;
}