这个主要是一个输出的格式。Java和c不一样,留个贴做个保存
import java
.util
.Scanner
;
import java
.text
.DecimalFormat
;
public class Main {
public static void main(String
[] args
) {
final double PI
= 3.1415927;
double r
,area
;
Scanner reader
= new Scanner(System
.in
);
while (reader
.hasNext()) {
area
= (4.0/3.0)*PI
* Math
.pow(reader
.nextDouble(),3);
DecimalFormat df
=new DecimalFormat("0.000");
System
.out
.println(df
.format(area
));
}
}
}
代码在上面,可以ac的
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