C Piscine C 00 - OK 100% (2019-11-27)

c_piscine_c_00/ex00/ft_putchar.c

@@ -0,0 +1,18 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putchar.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/21 21:36:12 by apuchill          #+#    #+#             */
+/*   Updated: 2019/11/21 22:03:21 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+void	ft_putchar(char c)
+{
+	write(1, &c, 1);
+}

c_piscine_c_00/ex00/t_main.c

@@ -0,0 +1,7 @@
+void	ft_putchar(char c);
+
+int		main(void)
+{
+	ft_putchar('c');
+	return (0);
+}

c_piscine_c_00/ex01/ft_print_alphabet.c

@@ -0,0 +1,30 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_print_alphabet.c                                :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/21 22:27:05 by apuchill          #+#    #+#             */
+/*   Updated: 2019/11/21 22:41:03 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+void	ft_putchar(char c)
+{
+	write(1, &c, 1);
+}
+
+void	ft_print_alphabet(void)
+{
+	char alphabet;
+
+	alphabet = 'a';
+	while (alphabet <= 'z')
+	{
+		ft_putchar(alphabet);
+		alphabet++;
+	}
+}

c_piscine_c_00/ex01/t_main.c

@@ -0,0 +1,7 @@
+void	ft_print_alphabet(void);
+
+int		main(void)
+{
+	ft_print_alphabet();
+	return (0);
+}

c_piscine_c_00/ex02/ft_print_reverse_alphabet.c

@@ -0,0 +1,30 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_print_reverse_alphabet.c                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/21 23:38:44 by apuchill          #+#    #+#             */
+/*   Updated: 2019/11/21 23:48:02 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+void	ft_putchar(char c)
+{
+	write(1, &c, 1);
+}
+
+void	ft_print_reverse_alphabet(void)
+{
+	char rev_alph;
+
+	rev_alph = 'z';
+	while (rev_alph >= 'a')
+	{
+		ft_putchar(rev_alph);
+		rev_alph--;
+	}
+}

c_piscine_c_00/ex02/t_main.c

@@ -0,0 +1,7 @@
+void	ft_print_reverse_alphabet(void);
+
+int		main(void)
+{
+	ft_print_reverse_alphabet();
+	return (0);
+}

c_piscine_c_00/ex03/ft_print_numbers.c

@@ -0,0 +1,30 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_print_numbers.c                                 :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/22 00:22:33 by apuchill          #+#    #+#             */
+/*   Updated: 2019/11/22 00:31:18 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+void	ft_putchar(char c)
+{
+	write(1, &c, 1);
+}
+
+void	ft_print_numbers(void)
+{
+	char num;
+
+	num = '0';
+	while (num <= '9')
+	{
+		ft_putchar(num);
+		num++;
+	}
+}

c_piscine_c_00/ex03/t_main.c

@@ -0,0 +1,7 @@
+void	ft_print_numbers(void);
+
+int     main(void)
+{
+	ft_print_numbers();
+	return 0;
+}

c_piscine_c_00/ex04/ft_is_negative.c

@@ -0,0 +1,30 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_is_negative.c                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/22 00:42:03 by apuchill          #+#    #+#             */
+/*   Updated: 2019/11/22 00:54:21 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+void	ft_is_negative(int n)
+{
+	char pos;
+	char neg;
+
+	pos = 'P';
+	neg = 'N';
+	if (n >= 0)
+	{
+		write(1, &pos, 1);
+	}
+	else
+	{
+		write(1, &neg, 1);
+	}
+}

c_piscine_c_00/ex04/t_main.c

@@ -0,0 +1,7 @@
+void	ft_is_negative(int n);
+
+int		main (void)
+{
+	ft_is_negative(-2);
+	return (0);
+}

c_piscine_c_00/ex05/ft_print_comb.c

@@ -0,0 +1,48 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_print_comb.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/22 20:42:11 by apuchill          #+#    #+#             */
+/*   Updated: 2019/11/22 23:51:06 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+void	ft_3num(char a, char b, char c)
+{
+	write(1, &a, 1);
+	write(1, &b, 1);
+	write(1, &c, 1);
+	if (a != '7' || b != '8' || c != '9')
+	{
+		write(1, ", ", 2);
+	}
+}
+
+void	ft_print_comb(void)
+{
+	char d;
+	char e;
+	char f;
+
+	d = '0';
+	while (d <= '7')
+	{
+		e = d + 1;
+		while (e <= '8')
+		{
+			f = e + 1;
+			while (f <= '9')
+			{
+				ft_3num(d, e, f);
+				f++;
+			}
+			e++;
+		}
+		d++;
+	}
+}

c_piscine_c_00/ex05/t_main.c

@@ -0,0 +1,7 @@
+void	ft_print_comb(void);
+
+int		main(void)
+{
+	ft_print_comb();
+	return(0);
+}

c_piscine_c_00/ex06/ft_print_comb2.c

@@ -0,0 +1,64 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_print_comb2.c                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/23 12:46:23 by apuchill          #+#    #+#             */
+/*   Updated: 2019/11/24 15:30:20 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+void	ft_putchar2(char a, char b)
+{
+	write(1, &a, 1);
+	write(1, &b, 1);
+}
+
+void	ft_putint(int num, int max)
+{
+	char ch_u;
+	char ch_d;
+
+	if (num <= 9)
+	{
+		ch_u = num + 48;
+		ft_putchar2('0', ch_u);
+	}
+	else if (num <= max)
+	{
+		ch_u = (num % 10) + 48;
+		ch_d = (num / 10) + 48;
+		ft_putchar2(ch_d, ch_u);
+	}
+}
+
+void	ft_catint(int fir, int sec)
+{
+	ft_putint(fir, 98);
+	write(1, " ", 1);
+	ft_putint(sec, 99);
+	if (fir != 98 || sec != 99)
+		ft_putchar2(',', ' ');
+}
+
+void	ft_print_comb2(void)
+{
+	int f;
+	int s;
+
+	f = 0;
+	while (f <= 98)
+	{
+		s = f + 1;
+		while (s <= 99)
+		{
+			ft_catint(f, s);
+			s++;
+		}
+		f++;
+	}
+}

c_piscine_c_00/ex06/t_main.c

@@ -0,0 +1,7 @@
+void	ft_print_comb2(void);
+
+int		main(void)
+{
+	ft_print_comb2();
+	return(0);
+}

c_piscine_c_00/ex07/ft_putnbr.c

@@ -0,0 +1,41 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putnbr.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/24 23:05:11 by apuchill          #+#    #+#             */
+/*   Updated: 2019/11/24 23:52:20 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+void	ft_putchar(char a)
+{
+	write(1, &a, 1);
+}
+
+void	ft_putnbr(int nb)
+{
+	if (nb == -2147483648)
+	{
+		ft_putchar('-');
+		ft_putchar('2');
+		nb = 147483648;
+	}
+	if (nb < 0)
+	{
+		ft_putchar('-');
+		nb *= -1;
+	}
+	if (nb < 10)
+	{
+		ft_putchar(nb + 48);
+		return ;
+	}
+	else
+		ft_putnbr(nb / 10);
+	ft_putnbr(nb % 10);
+}

c_piscine_c_00/ex07/t_main.c

@@ -0,0 +1,19 @@
+#include <stdio.h>
+
+void	ft_putnbr(int n);
+
+int		main(void)
+{
+    printf(" (printed) should be 1");
+    ft_putnbr(1);
+    printf("\n (printed) should be 0");
+    ft_putnbr(0);
+    printf("\n (printed) should be -1");
+    ft_putnbr(-1);
+    printf("\n (printed) should be 2147483647");
+    ft_putnbr(2147483647);
+    printf("\n (printed) should be -21474836478");
+    ft_putnbr(-2147483648);
+    printf("\n");
+    return (0);
+}

c_piscine_c_00/ex07/t_main_argv.c

@@ -0,0 +1,12 @@
+#include <stdlib.h>
+
+void	ft_putnbr(int nb);
+
+int		main(int argc, char *argv[])
+{
+	char *av = argv[1];
+	int  nbr = atoi(av);
+
+	ft_putnbr(nbr);
+	return(0);
+}