exam final

1 files changed, 50 insertions, 0 deletions

diff --git a/exam_final/rendu/rotone/rotone.c b/exam_final/rendu/rotone/rotone.c
new file mode 100755
index 0000000..e5fafdf
--- /dev/null
+++ b/exam_final/rendu/rotone/rotone.c
@@ -0,0 +1,50 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   rotone.c                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: exam <marvin@42.fr>                        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/07/26 10:15:47 by exam              #+#    #+#             */
+/*   Updated: 2019/07/26 10:27:46 by exam             ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+int	is_upper(char c)
+{
+	return (c >= 'A' && c <= 'Z');
+}
+
+int is_lower(char c)
+{
+	return (c >= 'a' && c <= 'z');
+}
+
+void ft_putchar(char c)
+{
+	write(1, &c, 1);
+}
+
+int	main(int argc, char **argv)
+{
+	int	i;
+
+	if (argc == 2)
+	{
+		i = 0;
+		while (argv[1][i])
+		{
+			if (is_lower(argv[1][i]))
+				ft_putchar((argv[1][i] - 'a' + 1) % 26 + 'a');
+			else if (is_upper(argv[1][i]))
+				ft_putchar((argv[1][i] - 'A' + 1) % 26 + 'A');
+			else
+				ft_putchar(argv[1][i]);
+			i++;
+		}
+	}
+	write(1, "\n", 1);
+	return (0);
+}