public class 圆的面积 {
public static void main(String[]args){
double banjing = 1.5;
double pi = 3.14;
double mianji = (banjing * banjing * pi);
System.out.println(“面积是:”+mianji);
}
}
public class 圆的面积 {
public static void main(String[]args){
double banjing = 1.5;
double pi = 3.14;
double mianji = (banjing * banjing * pi);
System.out.println(“面积是:”+mianji);
}
}