#include <iostream>
#include <string>
using namespace std;
int main() {
string word;
for(int i = 0; i < 2; ++i) {
//cout << "Enter string: ";
if (cin >> word) {
cout << word << " = ";
string::size_type length = word.length();
if ((length % 2) == 1) {
cout << word.substr(length / 2, 1) << endl;
} else {
cout << word.substr((length / 2) - 1, 2) << endl;
}
}
}
}
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