#include <iostream>
using namespace std;
int main()
{
int num_1,num_2,num_3;
char fun;
cout << "Example: x@y: " << endl;
do {
cin >> num_1 >> fun >> num_2;
switch (fun)
{
case '+': {num_3 = num_1 + num_2;} break;
case '-': {num_3 = num_1 - num_2;} break;
case '*': {num_3 = num_1 * num_2;} break;
case '/': {num_3 = num_1 / num_2;} break;
default: {cout << endl << "I'm sorry, you enter something wrong";}
}
cout << "Result: " << num_3 << " \n";
cout << "More? (y/n) ";
cin >> fun;
if (fun == 'n') break;
} while(true);
return 0;
}
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