#include <iostream>
using namespace std;
int main()
{
int function = -10;
while ( function > 4 && function < 0){
cout << "Addition = 1, Subtraction = 2, Multyply = 3, Division = 4" << endl;
cin >> function;
cout << function << endl;
};
cout << ":(" << endl;
system("pause");
return 0;
}
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