Add ft_print_comb2

ex05/ft_print_comb.c

@@ -12,34 +12,39 @@
 
 #include <unistd.h>
 
-void	 ft_print_comb(void)
+void	print_abc(char a, char b, char c)
 {
-  int a;
-  int b;
-  int c;
+	write(1, &a, 1);
+	write(1, &b, 1);
+	write(1, &c, 1);
+	if (a != '7')
+	{
+		write(1, ", ", 2);
+	}
+}
 
-  a = '0';
-  while (a <= '7')
-  {
-    b = a + 1;
-    while (b <= '8')
-    {
-      c = b + 1;
-      while (c <= '9')
-      {
-        write(1, &a, 1);
-        write(1, &b, 1);
-        write(1, &c, 1);
-        if (a != '7')
-        {
-          write(1, ", ", 2);
-        }
-        c++;
-      }
-      b++;
-    }
-    a++;
-  }
+void	ft_print_comb(void)
+{
+	int	a;
+	int	b;
+	int	c;
+
+	a = '0';
+	while (a <= '7')
+	{
+		b = a + 1;
+		while (b <= '8')
+		{
+			c = b + 1;
+			while (c <= '9')
+			{
+				print_abc(a, b, c);
+				c++;
+			}
+			b++;
+		}
+		a++;
+	}
 }
 
 /* ////

ex06/ft_print_comb2.c

@@ -0,0 +1,64 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_print_reverse_alphabet.c                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: tischmid <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/03/15 21:50:37 by tischmid          #+#    #+#             */
+/*   Updated: 2023/03/16 05:00:01 by tischmid         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+char	digit_to_char(char c)
+{
+	return (c + '0');
+}
+
+void	print_a_and_b(int a, int b)
+{
+	char	a_tenth;
+	char	b_tenth;
+
+	a_tenth = digit_to_char(a / 10);
+	a = digit_to_char(a % 10);
+	b_tenth = digit_to_char(b / 10);
+	b = digit_to_char(b % 10);
+	write(1, &a_tenth, 1);
+	write(1, &a, 1);
+	write(1, " ", 1);
+	write(1, &b_tenth, 1);
+	write(1, &b, 1);
+	if (a != 98)
+	{
+		write(1, ", ", 2);
+	}
+}
+
+void	ft_print_comb2(void)
+{
+	int	a;
+	int	b;
+
+	a = 0;
+	while (a <= 98)
+	{
+		b = a + 1;
+		while (b <= 99)
+		{
+			print_a_and_b(a, b);
+			b++;
+		}
+		a++;
+	}
+}
+
+/* ////
+int	main(void)
+{
+	ft_print_comb2();
+	return (0);
+}
+*/ ////

ex07/ft_putnbr.c

@@ -0,0 +1,50 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_print_reverse_alphabet.c                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: tischmid <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/03/15 21:50:37 by tischmid          #+#    #+#             */
+/*   Updated: 2023/03/16 05:00:01 by tischmid         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+void	ft_putnbr(int nb)
+{
+	char	last_digit;
+
+	if (nb < 0)
+	{
+		write(1, "-", 1);
+		if (nb == 1 << 31)
+		{
+			nb += 2e9;
+			write(1, "2", 1);
+		}
+		nb *= -1;
+	}
+	last_digit = nb % 10 + 0x30;
+	if (nb > 9)
+	{
+		nb /= 10;
+		ft_putnbr(nb);
+	}
+	write(1, &last_digit, 1);
+}
+
+/* ////
+int	main(void)
+{
+	ft_putnbr(-2147483648);
+	// ft_putnbr(-10000);
+	// ft_putnbr(-1);
+	// ft_putnbr(0);
+	// ft_putnbr(1);
+	// ft_putnbr(10000);
+	// ft_putnbr(2147483647);
+	return (0);
+}
+*/ ////