ex01 done

ex01/main.cpp

@@ -0,0 +1,64 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.cpp                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: aortigos <aortigos@student.42malaga.com    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/03/21 16:57:02 by aortigos          #+#    #+#             */
+/*   Updated: 2026/03/21 16:57:36 by aortigos         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "iter.hpp"
+
+template <typename T>
+void printElement(const T& elem)
+{
+    std::cout << elem << " ";
+}
+
+void toUpper(std::string& str)
+{
+    for (size_t i = 0; i < str.length(); i++)
+        str[i] = std::toupper(str[i]);
+}
+
+void increment(int& x)
+{
+    x++;
+}
+
+int main()
+{
+    // -------- STRING ARRAY --------
+    std::string words[] = {"hola", "mundo", "iter"};
+    size_t wordsLen = sizeof(words) / sizeof(words[0]);
+
+    std::cout << "Original strings: ";
+    iter(words, wordsLen, printElement<std::string>);
+    std::cout << std::endl;
+
+    iter(words, wordsLen, toUpper);
+
+    std::cout << "Uppercase strings: ";
+    iter(words, wordsLen, printElement<std::string>);
+    std::cout << std::endl;
+
+
+    // -------- INT ARRAY --------
+    int numbers[] = {1, 2, 3, 4};
+    size_t numLen = sizeof(numbers) / sizeof(numbers[0]);
+
+    std::cout << "\nOriginal ints: ";
+    iter(numbers, numLen, printElement<int>);
+    std::cout << std::endl;
+
+    iter(numbers, numLen, increment);
+
+    std::cout << "Incremented ints: ";
+    iter(numbers, numLen, printElement<int>);
+    std::cout << std::endl;
+
+    return 0;
+}