Solution: RPG Health Manager

#include <iostream>
// Modifies health directly using a reference parameter
void takeDamage(int& health, int damage) {
    health -= damage;
    if (health < 0) {
        health = 0;
    }
}
// Modifies health directly, ensuring it doesn't exceed maxHealth
void heal(int& health, int amount, int maxHealth) {
    health += amount;
    if (health > maxHealth) {
        health = maxHealth;
    }
}
int main() {
    int currentHealth = 80;
    const int maxHealth = 100;
    std::cout << "Starting Health: " << currentHealth << "\n";
    // Modifies currentHealth in place
    std::cout << "Taking 30 damage...\n";
    takeDamage(currentHealth, 30); 
    std::cout << "Health after damage: " << currentHealth << "\n";
    // Modifies currentHealth in place, capping at maxHealth
    std::cout << "Healing 60 points...\n";
    heal(currentHealth, 60, maxHealth);
    std::cout << "Health after healing: " << currentHealth << "\n";
    return 0;
}