문제
풀이
#include <iostream>
#include <string>
using namespace std;
void solve(void) {
string s; getline(cin, s);
cout << (s.length() <= 2 || s.front() != '\"' || s.back() != '\"' ? "CE" : s.substr(1, s.length()-2));
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
solve();
return 0;
}