/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   main.cpp                                           :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2026/03/23 14:19:00 by aortigos          #+#    #+#             */
/*   Updated: 2026/04/08 20:34:56 by aortigos         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "iter.hpp"

void toUpper(char &c)
{
    if (c >= 'a' && c <= 'z')
        c = c - 32;
}

void increment(int &n)
{
    n++;
}

template <typename T>
void print(T const &x)
{
    std::cout << x << " ";
}

int main()
{
    char letters[] = {'h', 'o', 'l', 'a', 'm', 'u', 'n', 'd', 'o'};
    int  numbers[] = {1, 2, 3, 4, 5};
    const int constants[] = {10, 20, 30};

    std::cout << "Before: ";
    iter(letters, 9, print<char>);
    iter(letters, 9, toUpper);
    std::cout << "\nAfter:  ";
    iter(letters, 9, print<char>);

    std::cout << "\n\nBefore: ";
    iter(numbers, 5, print<int>);
    iter(numbers, 5, increment);
    std::cout << "\nAfter:  ";
    iter(numbers, 5, print<int>);
    std::cout << std::endl;

    std::cout << "Const array: ";
    iter(constants, 3, print<int>);
    std::cout << std::endl;
}