VC++编写的又一个小型数学计算器，能进行基本的加减乘除运算，除此之外，还可以进行平方根运算，还具备清屏功能。VC++的初学者供参考，高手可路过~-Written in VC++ has a small mathematical calculator that can perform basic addition and subtraction, multiplication and division, in addition to the square root, but also has c