用c++编写计算器程序

如题所述

Calculate.h
#include
<iostream>
#include
<math.h>
#define
PI
3.1415926
using
namespace
std;
class
Calculate{
private:
float
xx,yy,zz;
public:
Calculate(){}
Calculate(float
x,float
y,float
z){
this->xx=x;
this->yy=y;
this->zz=z;
}
float
setxx(float
a){
this->xx=a;
return
0;
}
float
setyy(float
b){
this->yy=b;
return
0;
}
float
setzz(float
c){
this->zz=c;
return
0;
}
float
getxx(float
a){
return
a;
}
float
getyy(float
b){
return
b;
}
float
getzz(float
c){
return
c;
}
void
Add(){
float
a,b,c;
cout
<<
"请输入要相加的两个数："<<endl;
cin>>a>>b;
c=a+b;
cout
<<
"c="<<c<<endl;
}
void
Minus(){
float
a,b,c;
cout
<<
"请输入要相减的两个数："<<endl;
cin>>a>>b;
c=a-b;
cout
<<
"c="<<c<<endl;
}
void
Multip(){
float
a,b,c;
cout<<"请输入要相乘的两个数："<<endl;
cin>>a>>b;
c=a*b;
cout
<<
"结果为："<<c<<endl;
}
void
Divid(){
float
a,b,c;
cout<<"请输入被除数和除数："<<endl;
cin>>a>>b;
if(b==0)
{
cout<<"除数不能为0，请重新输入除数"<<endl;
cin>>b;}
c=a/b;
cout
<<
"结果为："<<c<<endl;
}
void
Sin(){
float
x,i;
const
double
HD=PI/180;
cout<<"请输入您要计算的角度："<<endl;
cin>>i;
cout<<"x\tsin(x)"<<endl;
cout<<i<<"\t"<<sin(i*HD)<<endl;
}
void
Cos(){
float
x,i;
const
double
HD=PI/180;
cout<<"请输入您要计算的角度："<<endl;
cin>>i;
cout<<"x\tcos(x)"<<endl;
cout<<i<<"\t"<<cos(i*HD)<<endl;
}
void
Asin(){
float
x,i;
const
double
D=180/PI;
cout<<"请输入要计算的反正弦的值："<<endl;
cin>>i;
cout<<"x\tasin(x)"<<endl;
cout<<i<<"\t"<<asin(i)*D<<endl;
}
void
Acos(){
float
x,i;
const
double
D=180/PI;
cout<<"请输入要计算的反余弦的值："<<endl;
cin>>i;
cout<<"x\tacos(x)"<<endl;
cout<<i<<"\t"<<acos(i)*D<<endl;
}
};
主函数在下边，都放在这放不了。o(∩_∩)o...

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