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#include <iomanip>
#include <iostream>
#include <cmath>
using namespace std;
double sin(double x);
double cos(double x);
double sqrt(double x);
double exp(double x);
double log(double x);
double log10(double x);
double tan(double x);
double asin(double x);
double acos(double x);
double atan(double x);
double pow(double x, double y);
int main()
{
double summa = 0;
double x, y;
char test = 'r';
char op;
while (test == 'c' || test == 'r')
{
if (test == 'r')
{
summa = 0;
cout << "___________________________________________________________________" <<endl;
cout << "R\x84knes\x84tt som kan anv\x84ndas \x84r: Addition '+', subtraktion '-'," << endl;
cout << "multiplikation '*', division '/', sinus 's', cosinus 'c', roten ur 'v'" << endl;
cout << "tangens 't', upph\x94jt till '^', log 'l', log10 'a', arcsinus 'q'" << endl;
cout << "arc-cosinus 'p', arctangens 'm'." << endl;
cout << endl << "Du m\x86ste addera, subtrahera, multiplicera eller dividera tv\x86 tal" <<endl;
cout << "innan du kan anv\x84nda sinus m.m." << endl;
cout << "\nSkriv in det uttryck du vill r\x84kna ut och avsluta med tv\x86 punkter.\n";
}
if (test == 'c')
{
cout << "Skriv in ett uttryck som du vill l\x84gga till ditt f\x94rra\n";
cout << "Ditt f\x94rra uttryck hade v\x84rdet : " << summa << endl;
}
cin >> x;
cin >> op;
cin >> y;
if (op == '+')
{
summa = (summa+x+y);
}
if (op == '-')
{
summa = (summa+x-y);
}
if (op == '*')
{
summa = (summa+x*y);
}
if (op == '/')
{
summa = (summa+x/y);
}
if (op == 's')
{
double summa = sin(x);
}
if (op == 'c')
{
double summa = cos(x);
}
if (op == 'v')
{
double summa = sqrt(x);
}
if (op == 't')
{
double summa = tan(x);
}
if (op == '^')
{
double summa = pow(x, y);
}
if (op == 'l')
{
double summa = log(x);
}
if (op == 'a')
{
double summa = log10(x);
}
if (op == 'q')
{
double summa = asin(x);
}
if (op == 'p')
{
double summa = acos(x);
}
if (op == 'm')
{
double summa = atan(x);
}
while (op != '.')
{
cin >> op;
if (op == '.') break;
cin >> y;
if (op == '+')
{
summa = (summa+y);
}
if (op == '-')
{
summa = (summa-y);
}
if (op == '*')
{
summa = (summa*y);
}
if (op == '/')
{
summa = (summa/y);
}
if (op == 's')
{
summa = (summa+sin(y));
}
if (op == 'c')
{
summa = (summa+cos(y));
}
if (op == 'v')
{
summa = (summa+sqrt(y));
}
if (op == 't')
{
summa = (summa+tan(y));
}
if (op == '^')
{
summa = (summa+pow(x, y));
}
if (op == 'l')
{
summa = (summa+log(y));
}
if (op == 'a')
{
summa = (summa+log10(y));
}
if (op == 'q')
{
summa = (summa+asin(y));
}
if (op == 'p')
{
summa = (summa+acos(y));
}
if (op == 'm')
{
summa = (summa+atan(y));
}
}
cout << "Resultatet av din utr\x84kning \x84r: \n:" << summa << endl;
cout << "Skriv in c f\x94r att forts\x84tta att r\x84kna vidare p\x86 ditt gamla resultat\n";
cout << "Skriv in r f\x94r att b\x94rja om och r\x84kna fr\x86n 0\n";
cout << "Skriv in e f\x94r att avsluta programmet\n";
cin >> test;
if (test == 'e')
{
break;
}
}
system("pause");
return 0;
}
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