#include <iostream>
//#include <string>

using namespace std;

string str0;

// This assignment is worth 3 points

int main()
{
	cout << "Enter a word: ";
	cin >> str0;

	for(int i = 0; i < str0.length(); i++)
		cout << str0.substr(i, 1) << endl;

	return 0;
}