<gh_stars>10-100

public class UsoSTringhe19 {

	public static void main(String[] args) {
		String s = "<NAME>";
		System.out.println(s.toLowerCase());
		System.out.println(s.length());
		System.out.println(s.concat(" ").concat(s));
		System.out.println(s + " " + s + "!");
		System.out.println(s.substring(4));
		System.out.println(s.substring(4,7));
		
		Math.cos(arg0);
		

	}

}
