C Piscine C 03 - OK 100% (2019-12-05)

c_piscine_c_03/ex00/ft_strcmp.c

@@ -0,0 +1,21 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strcmp.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/02 21:32:49 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/05 00:02:15 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+int		ft_strcmp(char *s1, char *s2)
+{
+	int c;
+
+	c = 0;
+	while ((s1[c] == s2[c]) && (s1[c] != '\0') && (s2[c] != '\0'))
+		c++;
+	return (s1[c] - s2[c]);
+}

c_piscine_c_03/ex00/t_main.c

@@ -0,0 +1,26 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: galves-d <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/29 00:02:08 by galves-d          #+#    #+#             */
+/*   Updated: 2019/11/29 07:05:23 by galves-d         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <stdio.h>
+#include <string.h>
+
+int		ft_strcmp(char *s1, char *s2);
+
+int		main()
+{
+	char s1[] = "Nada a ver";
+	char s2[] = "Teste de Comparacao";
+	char s3[] = "Teste";
+
+	printf("s12: %d, s21: %d, s13: %d, s31: %d, s23: %d, s32: %d", ft_strcmp(s1, s2), ft_strcmp(s2, s1), ft_strcmp(s1, s3), ft_strcmp(s3, s1), ft_strcmp(s2, s3), ft_strcmp(s3, s2));
+	printf("\n\ns12: %d, s21: %d, s13: %d, s31: %d, s23: %d, s32: %d", strcmp(s1, s2), strcmp(s2, s1), strcmp(s1, s3), strcmp(s3, s1), strcmp(s2, s3), strcmp(s3, s2));
+}

c_piscine_c_03/ex01/ft_strncmp.c

@@ -0,0 +1,28 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strncmp.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/02 22:59:36 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/05 00:05:18 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+int		ft_strncmp(char *s1, char *s2, unsigned int n)
+{
+	unsigned int	c;
+	int				diff;
+
+	c = 0;
+	diff = 0;
+	while ((c < n) && !diff && (s1[c] != '\0') && (s2[c] != '\0'))
+	{
+		diff = (unsigned char)s1[c] - (unsigned char)s2[c];
+		c++;
+	}
+	if (c < n && !diff && (s1[c] == '\0' || s2[c] == '\0'))
+		diff = (unsigned char)s1[c] - (unsigned char)s2[c];
+	return (diff);
+}

c_piscine_c_03/ex01/t_main.c

@@ -0,0 +1,26 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: galves-d <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/29 00:02:08 by galves-d          #+#    #+#             */
+/*   Updated: 2019/11/29 07:06:27 by galves-d         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <stdio.h>
+#include <string.h>
+
+int		ft_strncmp(char *s1, char *s2, unsigned int n);
+
+int		main()
+{
+	char s1[] = "Nada a ver";
+	char s2[] = "Teste de Comparacao";
+	char s3[] = "Teste";
+
+	printf("s12: %d, s21: %d, s13: %d, s31: %d, s23: %d, s32: %d", ft_strncmp(s1, s2, 5), ft_strncmp(s2, s1, 5), ft_strncmp(s1, s3, 5), ft_strncmp(s3, s1, 5), ft_strncmp(s2, s3, 5), ft_strncmp(s3, s2, 5));
+	printf("\n\ns12: %d, s21: %d, s13: %d, s31: %d, s23: %d, s32: %d", strncmp(s1, s2, 5), strncmp(s2, s1, 5), strncmp(s1, s3, 5), strncmp(s3, s1, 5), strncmp(s2, s3, 5), strncmp(s3, s2, 5));
+}

c_piscine_c_03/ex02/ft_strcat.c

@@ -0,0 +1,39 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strcat.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/03 10:21:00 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/04 13:52:33 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+int		ft_strlen(char *str)
+{
+	int counter;
+
+	counter = 0;
+	while (*str != '\0')
+	{
+		counter++;
+		str++;
+	}
+	return (counter);
+}
+
+char	*ft_strcat(char *dest, char *src)
+{
+	int c;
+
+	c = ft_strlen(dest);
+	while (*src != '\0')
+	{
+		dest[c] = *src;
+		c++;
+		src++;
+	}
+	dest[c] = '\0';
+	return (dest);
+}

c_piscine_c_03/ex02/t_main.c

@@ -0,0 +1,15 @@
+#include <stdio.h>
+
+char	*ft_strcat(char *dest, char *src);
+
+int		main(void)
+{
+	char dest[20] = "Hello";
+	char src[] = ", world!";
+
+	printf("-----\ndest = %s\nsrc = %s\n", dest, src);
+	ft_strcat(dest, src);
+	printf("result = %s\n-----\n", dest);
+
+	return (0);
+}

c_piscine_c_03/ex03/ft_strncat.c

@@ -0,0 +1,29 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strncat.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/04 14:01:10 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/05 13:11:00 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+char	*ft_strncat(char *dest, char *src, unsigned int nb)
+{
+	unsigned int c;
+	unsigned int d;
+
+	c = 0;
+	d = 0;
+	while (dest[c] != '\0')
+		c++;
+	while (src[d] != '\0' && d < nb)
+	{
+		dest[c + d] = src[d];
+		d++;
+	}
+	dest[c + d] = '\0';
+	return (dest);
+}

c_piscine_c_03/ex03/t_main.c

@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+char *ft_strncat(char *dest, char *src, unsigned int nb);
+
+int		main(void)
+{
+	char dest[20] = "123";
+	char src[] = "4567890";
+	unsigned int nb = 8;
+
+	printf("-----\ndest = %s\nsrc = %s\nnb = %d\n", dest, src, nb);
+	ft_strncat(dest, src, nb);
+	printf("result = %s\n-----\n", dest);
+
+	return (0);
+}

c_piscine_c_03/ex03/t_roman

@@ -0,0 +1,17 @@
+char	*ft_strncat(char *dest, char *src, unsigned int nb)
+{
+	unsigned int c;
+	unsigned int d;
+
+	c = 0;
+	d = 0;
+	while (dest[c] != '\0')
+		c++;
+	while (src[d] != '\0' && d < nb)
+	{
+		dest[c + d] = src[d];
+		d++;
+	}
+	dest[d + c] = '\0';
+	return (dest);
+}

c_piscine_c_03/ex04/ft_strstr.c

@@ -0,0 +1,33 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strstr.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/04 14:36:51 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/04 21:38:22 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+char	*ft_strstr(char *str, char *to_find)
+{
+	int i;
+	int j;
+
+	i = 0;
+	if (to_find[0] == '\0')
+		return (str);
+	while (str[i] != '\0')
+	{
+		j = 0;
+		while (str[i + j] == to_find[j] && str[i + j] != '\0')
+		{
+			if (to_find[j + 1] == '\0')
+				return (&str[i]);
+			j++;
+		}
+		i++;
+	}
+	return (0);
+}

c_piscine_c_03/ex04/t_main.c

@@ -0,0 +1,14 @@
+#include <stdio.h>
+
+char *ft_strstr(char *str, char *to_find);
+
+int		main(void)
+{
+	char str[] = "012340123456789";
+	char to_find[] = "456";
+
+	printf("-----\nstr = %s\nto_find = %s\n", str, to_find);
+	printf("%s\n", ft_strstr(str, to_find));
+
+	return (0);
+}

c_piscine_c_03/ex05/ft_strlcat.c

@@ -0,0 +1,43 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strlcat.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <[email protected]>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/04 21:44:39 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/05 00:03:33 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+unsigned int	ft_strlen(char *str)
+{
+	unsigned int counter;
+
+	counter = 0;
+	while (*str != '\0')
+	{
+		counter++;
+		str++;
+	}
+	return (counter);
+}
+
+unsigned int	ft_strlcat(char *dest, char *src, unsigned int size)
+{
+	unsigned int c;
+	unsigned int d;
+
+	if (size <= ft_strlen(dest))
+		return (size + ft_strlen(src));
+	c = ft_strlen(dest);
+	d = 0;
+	while (src[d] != '\0' && c + 1 < size)
+	{
+		dest[c] = src[d];
+		c++;
+		d++;
+	}
+	dest[c] = '\0';
+	return (ft_strlen(dest) + ft_strlen(&src[d]));
+}

c_piscine_c_03/ex05/t_amain.c

@@ -0,0 +1,17 @@
+#include <stdio.h>
+
+unsigned int ft_strlcat(char *dest, char *src, unsigned int size);
+
+int		main(void)
+{
+	char dest[20] = "123";
+	char src[] = "4567890";
+	unsigned int size = 6;
+	unsigned int result;
+
+	printf("-----\ndest = %s\nsrc = %s\nnb = %d\n\n", dest, src, size);
+	result = ft_strlcat(dest, src, size);
+	printf("dest (cat) = %s\nresult = %d\n-----\n", dest, result);
+
+	return (0);
+}

c_piscine_c_03/ex05/t_main

@@ -0,0 +1,40 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: galves-d <[email protected]>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/11/29 05:09:22 by galves-d          #+#    #+#             */
+/*   Updated: 2019/12/03 03:45:50 by galves-d         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <stdio.h>
+#include <string.h>
+
+unsigned int	ft_strlcat(char *dest, char *src, unsigned int size);
+
+int				main()
+{
+	char			str0[50];
+	char			str1[50];
+	char			str2[] = "Concatenando 1";
+	unsigned int	tamanho1;
+	unsigned int	tamanho2;
+
+	str0[0] = 'O';
+	str0[1] = 'l';
+	str0[2] = 'a';
+	str0[3] = '\0';
+
+	str1[0] = 'O';
+	str1[1] = 'l';
+	str1[2] = 'a';
+	str1[3] = '\0';
+
+	tamanho1 = ft_strlcat(str0, str2, 0);
+	tamanho2 = strlcat(str1, str2, 0);
+	printf("String final: %s, Tamanho: %d", str0, tamanho1);
+	printf("\nString final: %s, Tamanho: %d", str1, tamanho2);
+}