public static void main(String[] args) {
System.out.println(Calculator.concat1("Rocks"));
System.out.println(Calculator.upperCase("felight"));
System.out.println(Calculator.lowerCase("PRIYANKA"));
System.out.println(Calculator.ToString1("Felight"));
System.out.println(Calculator.trim1(" Felight "));
System.out.println(Calculator.hash1("45985"));
System.out.println(Calculator.charAt1(5));
System.out.println(Calculator.codePointAt1(5));
System.out.println(Calculator.codePointBefore1(5));
System.out.println(Calculator.codePointCount1(1, 9));
System.out.println(Calculator.compareTo1("FelightRoc"));
System.out.println(Calculator.compareToIgnoreCase1("felightrocksy"));
System.out.println(Calculator.conatins1("k"));
System.out.println(Calculator.contentEquals1("FR"));
System.out.println(Calculator.endsWith1("s"));
System.out.println(Calculator.equals1("FelightRcks"));
System.out.println(Calculator.isEmpty1(""));
System.out.println(Calculator.length1("Felight"));
System.out.println(Calculator.lastIndexOf1(1));
System.out.println(Calculator.matches1("45896"));
System.out.println(Calculator.replace1('F', 'f'));
System.out.println(Calculator.startsWith1("h"));
System.out.println(Calculator.replaceAll1("Rocks", "priyanka"));
System.out.println(Calculator.substring1(4));
}
