public class Argumente4{ public static void main(String[]args) { //char[] a = new char[100]; boolean abbruch= true; for ( int i = 0; i < args.length; i++) for ( int j = 0; j < args[i].length(); j++) { if (args[i].charAt(j) >= '0' && args[i].charAt(j) <= '9') { abbruch=false; //System.out.print(args[i].charAt(j)); } else { abbruch = true; break; } if(abbruch == false) System.out.print(args[i].charAt(j)); } } // System.out.println();}