标签：public final ble account return 面积 double count nta
private final double PI=3.1415;
public double accountGirth(double r){
return 2*PI*5.5;
}
public double accountArea(double r){
return PI*5.5*5.5;
}
标签：public final ble account return 面积 double count nta
原文地址：http://www.cnblogs.com/zr1636050087/p/7501843.html
