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#include <iostream>
#include <math.h>
using namespace std;
int main()
{
double X,Y;
double resultPow,resultsin,resultCos,resulttan;
char userchoice;
char y,n;
cout<<"_____________________________"<<endl;
cout<<"{0-Quit }"<<endl;
cout<<"[1-Add ]"<<endl;
cout<<"[2-Subtract ]"<<endl;
cout<<"[3-multiply ]"<<endl;
cout<<"[4-Divide ]"<<endl;
cout<<"[5-raise X to the power Y ]"<<endl;
cout<<"[6-Sin(X) ]"<<endl;
cout<<"[7-Cosine(X) ]"<<endl;
cout<<"[8-Tangent(X) ]"<<endl;
cout<<"_____________________________"<<endl;
cout<<"Please enter a slection" <<endl;
int userChoice =0;
cin>>userchoice;
if (userchoice==1)
{
cout<<"please enter the first number, 'X'"<<endl;
cin>>X;
cout<<"please enter the second number, 'Y'"<<endl;
cin>>Y;
cout<<"results:"<<(X+Y)<<endl;
}
else if (userchoice==2)
{
cout<<"please enter the first number, 'X'"<<endl;
cin>>X;
cout<<"please enter the second number, 'Y'"<<endl;
cin>>Y;
cout<<"results:"<<(X-Y)<<endl;
}
else if (userchoice==3)
{
cout<<"please enter the number, 'X'"<<endl;
cin>>X;
cout<<"please enter the second number, 'Y'"<<endl;
cin>>Y;
cout<<"results:"<<(X*Y)<<endl;
}
else if (userchoice==4)
{
cout<<"please enter the first number, 'X'"<<endl;
cin>>X;
cout<<"please enter the second number, 'Y'"<<endl;
cin>>Y;
cout<<"results:"<<(X/Y)<<endl;
}
else if (userchoice==5)
{
cout<<"please enter the number, 'X'"<<endl;
cin>>X;
cout<<"please enter the degree of the power, 'Y'"<<endl;
cin>>Y;
resultPow = pow(X,Y);
cout<<"results:"<<(resultPow)<<endl;
}
else if (userchoice==6)
{
cout<<"please enter number, 'X'"<<endl;
cin>>X;
resultsin = sin (X*M_PI/180);
cout<<"results:"<<(sin (X*M_PI/180))<<endl;
}
else if (userchoice==7)
{
cout<<"please enter the first number, 'X'"<<endl;
cin>>X;
resultCos = cos (X*M_PI/180);
cout<<"results:"<<(cos (X*M_PI/180))<<endl;
}
else if (userchoice==8)
{
cout<<"please enter the first number, 'X'"<<endl;
cin>>X;
resulttan = (X*M_PI/180);
cout<<"results:"<<((X*M_PI/180))<<endl;
}
else if(userchoice == 0)
{
cout<<"Are you sure you want to quit? (Y/N)"<<endl;
cin>>userchoice;
{
if(userchoice == y);
else if(userchoice == n);
}
}
}
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