/*Calculator =========================program*/
/****************************************************************/
/*****************************************************************/
#include <iostream>
#include <conio>
#include <stdlib>
/*****************************************************************/
/*****************************************************************/
float a[1000];
int top=0,i,r;
char u;
float input();
float d,p,q,w;
void push(float x);
void get();
void show(float arr[]);
/***********************************************************************/
/***********************************************************************/
void main()
{
get();
getch();}
/*-------------------------------------------------------------------------*/
/*-------------------------------------------------------------------------*/
void get()
{
cout<<"\t\tPlease Enter number\t";
for(i=0;i<1;i++)
{
cin>>a[i];}
show(a); }
/*_____________________________________________________________________*/
/*_____________________________________________________________________*/
void show(float arr[])
{
float c[33];
int v;
v=0;
for(i=0;i<1;i++)
{
c[v]=arr[i];v++;
}
float sum=0;
for(i=0;i<1;i++)
{
sum=sum+c[i];
}
push(sum);
while(1)
{
cout<<"\n\n";
cout<< "chose\n\t\t + \n \t\t - \n \t\t *\n \t\t /\n";
cout<<"\t\tpress C for clear screen\n\t\t\Press E for exit\n"<<endl;
cin>>u;
switch(u)
{
case '+':
d=a[top]+input();
cout<<"\t\t\t\t\t\tANS="<<d<<endl;
push(d);
break;
case '-':
p=a[top]-input();
cout<<"\t\t\t\t\t\tANS="<<p<<endl;
push(p);
break;
case '*':
q=a[top]*input();
cout<<"\t\t\t\t\t\tANS="<<q<<endl;
push(q);
break;
case '/':
w=a[top]/input();
cout<<"\t\t\t\t\t\tANS="<<w<<endl;
push(w);
break;
case 'e':
exit(0);
break;
case 'c':
clrscr();
get();
break; }
}
}
/*-----------------------------------------------------------------------------*/
/*-----------------------------------------------------------------------------*/
void push(float x)
{
top++;
a[top]=x;
}
/*______________________________________________________________________________*/
/*______________________________________________________________________________*/
float input()
{
float t;
cout<<"\t\tPlease Enter number\t\t";
cin>>t;
cout<<endl<<endl;
return t;
}
/*______________________________________________________________________________*/
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