calci

#include #include #include using namespace std;

int add(int n1, int n2) { return n1 + n2; }

int sub(int n1, int n2) { return n1 - n2; }

int mul(int n1, int n2) { return n1 * n2; }

int divide(int n1, int n2) { return n1 / n2; }

int main() { char operation; string input1, input2; int num1, num2, result; cout << "Enter the first number: "; cin >> input1; cout << "Enter the operation (+, -, *, /): "; cin >> operation; cout << "Enter the second number: "; cin >> input2;

// Convert input to int
stringstream ss1(input1), ss2(input2);
ss1 >> num1;
ss2 >> num2;   
switch (operation) {
    case '+':
        result = add(num1, num2);
        break;
    case '-':
        result = sub(num1, num2);
        break;
    case '*':
        result = mul(num1, num2);
        break;
    case '/':
        if (num2 != 0) {
            result = divide(num1, num2);
        } else {
            cout << "Cannot divide by zero" << endl;
            return 1;
        }
        break;
    default:
        cout << "Invalid operation!" << endl;
        return 1;
}


cout << "Result: " << result << endl;

return 0;

}