#include <iostream>
using namespace std;
int main ()
{
int a,b,d;
char c;
cout << "Enter first namber " << endl;
cin >> a;
cout << "enter sign" << endl;
cin >> c;
cout << "Enter second namber " << endl;
cin >> b;
switch (c)
{
case '+': d = a + b; break;
case '-': d = a - b; break;
case '*': d = a*b; break;
case '/': d = a/b; break;
}
cout << "result= " << d;
//system ("pause>nul");
return 0;
}
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