@ -0,0 +1,10 @@
import java.util.Scanner;
public class c {
public static void main(String args[]){
Scanner sc=new Scanner(System.in);
double a = sc.nextDouble(); //输入rad值
double b = Math.sin(a);//计算sin()
double c = Math.cos(a);//计算cos()
double d = Math.tan(a);//计算cos()
System.out.println("sin值为"+b+" "+"sin值为"+c+" "+"tan值为"+d); }
}