题解 | #求绝对值，平方根，对数，正弦值#

public class Main {
    public static void main(String[] args) {
        Scanner scanner=new Scanner(System.in);
        double num = scanner.nextDouble();
        System.out.println(Math.abs(num));
        System.out.println(Math.sqrt(num));
        System.out.println(Math.log(num));
        
        System.out.println(Math.sin(num));
        
        //write your code here......
        

    }
}