#include <iostream>
#include <stdexcept>
using namespace std;

int add(int x, int y) {
    return x + y;
}

int subtract(int x, int y) {
    return x - y;
}

int multiply(int x, int y) {
    return x * y;
}

int divide(int x, int y) {
    if (y == 0) {
        throw invalid_argument("Division by zero");
    }
    return x / y;
}
int main() {
    int a = 10;
    int b = 5;

    cout << "Addition: " << add(a, b) << endl;
    cout << "Subtraction: " << subtract(a, b) << endl;
    cout << "Multiplication: " << multiply(a, b) << endl;
    
    try {
        cout << "Division: " << divide(a, b) << endl;
    } catch (const invalid_argument& e) {
        cerr << "Error: " << e.what() << endl;
    }

    return 0;
}