import java.util.Scanner; public class Delim { static int i = 0; public static void main(String[] args) { Scanner sc = new Scanner(System.in); String str = sc.next(); String token; while(true) { token = splitter(str, 3); if (token == null) { return; } System.out.println(token); } } public static String splitter(String str, int numChars) { int j = numChars + i; if (j > str.length()) { i = 0; return null; } String token = str.substring(i, j); i += numChars; return token; } }