program InOut3{
	void main()
	char c;
	int i;
	{
			i = 5;
			print('c');
			print('?');
			read(c);
			print(c);
			print(chr(10));
			if (c=='y') {
				print('i');
				read(i);
			} else {
				print('c');
				read(c);
			}
			print(chr(10));
			print(i,5);
			print(c,5);
	}
}