### sa

编程序计算圆的面积和球的体积.要求圆或球的半径在程序中赋值.圆周率定义为符号常量.编程语言有多种,你需要哪一种?pascal,**ForTran**,ada,C,C++,C#,delphi或者Java?给你个QBasic的吧.inputrpi=3.141592654s=**pi***r*rv=4*C语言符号常量定义C语言中定义符号常量是否必须用类型名来设定常量的类型!不是,例如宏定义中. Write a **Fortran** Program finds big number; Write a **Fortran** program & finds area,circumference... write a program & finds any roots of 2nd degree Eq... Write a **Fortran** Program Convert Celsius to Fahren... Write a **Fortran** Programme find area and input thre... Write a **Fortran** program & Find the area of the tri... area and perimeter of a rectangle.