From f5663b79e5986100752796b64d5fd3488b82cc14 Mon Sep 17 00:00:00 2001 From: lclerel- lclerel- Date: Tue, 17 Mar 2026 19:22:34 +0100 Subject: [PATCH] Ex3 and Ex4 Finished --- ex3/ft_strjoin.c | 61 ++++++------- ex4/ft_convert_base.c | 201 +++++++++++++++++++++++++++++++++++++++++ ex4/ft_convert_base2.c | 82 +++++++++++++++++ 3 files changed, 310 insertions(+), 34 deletions(-) create mode 100644 ex4/ft_convert_base2.c diff --git a/ex3/ft_strjoin.c b/ex3/ft_strjoin.c index 158b86f..95baee9 100644 --- a/ex3/ft_strjoin.c +++ b/ex3/ft_strjoin.c @@ -6,23 +6,23 @@ /* By: lclerel- +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2026/03/16 16:37:56 by lclerel- #+# #+# */ -/* Updated: 2026/03/16 18:16:42 by lclerel- ### ########.fr */ +/* Updated: 2026/03/17 15:13:51 by lclerel- ### ########.fr */ /* */ /* ************************************************************************** */ #include #include -int ft_strlen(char *str) +int ft_strlen(char *str) { - int i; + int i; - i = 0; - while (str[i] != '\0') - { - i++; - } - return (i); + i = 0; + while (str[i] != '\0') + { + i++; + } + return (i); } int get_total_len(int size, char **strs, char *sep) @@ -44,24 +44,24 @@ int get_total_len(int size, char **strs, char *sep) return (total); } -char *ft_strcat(char *dest, char *src) +char *ft_strcat(char *dest, char *src) { - int i; - int j; + int i; + int j; - i = 0; - j = 0; - while (dest[i]) - { - i++; - } - while (src[j]) - { - dest[i + j] = src[j]; - j++; - } - dest[i + j] = '\0'; - return (dest); + i = 0; + j = 0; + while (dest[i]) + { + i++; + } + while (src[j]) + { + dest[i + j] = src[j]; + j++; + } + dest[i + j] = '\0'; + return (dest); } char *ft_strjoin(int size, char **strs, char *sep) @@ -75,32 +75,25 @@ char *ft_strjoin(int size, char **strs, char *sep) { res = malloc(1); if (res) - { res[0] = '\0'; - } return (res); - } len = get_total_len(size, strs, sep); res = malloc(sizeof(char) * (len + 1)); if (!res) - { return (NULL); - } res[0] = '\0'; while (i < size) { ft_strcat(res, strs[i]); if (i < size - 1) - { ft_strcat(res, sep); - } i++; } return (res); } -void ft_putchar(char chara) +/*void ft_putchar(char chara) { write(1, &chara, 1); } @@ -137,4 +130,4 @@ int main(void) free(result); } return (0); -} +}*/ diff --git a/ex4/ft_convert_base.c b/ex4/ft_convert_base.c index e69de29..f1990ac 100644 --- a/ex4/ft_convert_base.c +++ b/ex4/ft_convert_base.c @@ -0,0 +1,201 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* ft_convert_base.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: lclerel- +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2026/03/17 14:20:07 by lclerel- #+# #+# */ +/* Updated: 2026/03/17 19:19:00 by lclerel- ### ########.fr */ +/* */ +/* ************************************************************************** */ + +#include +#include + +void ft_putstr(char *str); + +int ft_strlen(char *str); + +int ft_nbrlen(long nbr, int base_size); + +int check_base(char *base); + +int ft_index(char c, char *base) +{ + int i; + + i = 0; + while (base[i]) + { + if (base[i] == c) + return (i); + i++; + } + return (-1); +} + +int ft_atoi_base(char *str, char *base) +{ + int i; + int sign; + long res; + + res = 0; + i = 0; + sign = 1; + while (str[i] == ' ' || (str[i] >= 9 && str[i] <= 13)) + i++; + while (str[i] == '-' || str[i] == '+') + { + if (str[i++] == '-') + sign *= -1; + } + while (str[i]) + { + if (str[i] && ft_index(str[i], base) != -1) + { + res = (res * ft_strlen(base)) + ft_index(str[i], base); + i++; + } + } + return (res * sign); +} + +void ft_populate_res(char *res, long n, char *base_to, int size) +{ + int base_len; + + base_len = ft_strlen(base_to); + res[size] = '\0'; + if (n == 0) + res[0] = base_to[0]; + if (n < 0) + { + res[0] = '-'; + n = -n; + } + while (n > 0) + { + res[size - 1] = base_to[n % base_len]; + n /= base_len; + size--; + } +} + +char *ft_convert_base(char *nbr, char *base_from, char *base_to) +{ + long n; + char *res; + int size; + + if (!nbr || !base_from || !base_to) + return (NULL); + if (!check_base(base_from) || !check_base(base_to)) + return (NULL); + n = ft_atoi_base(nbr, base_from); + size = ft_nbrlen(n, ft_strlen(base_to)); + res = malloc(sizeof(char) * (size + 1)); + if (!res) + return (NULL); + ft_populate_res(res, n, base_to, size); + return (res); +} + +/* +int main(void) +{ + char *result; + char *hex; + char *bin; + char *dec; + char *vif; + + hex = "0123456789abcdef"; + dec = "0123456789"; + bin = "01"; + vif = "poneyvif"; + // Test 1 : 42 > Dec to Bin + ft_putstr("Test avec 42"); + ft_putstr("Base From : Decimal (Base 10), Base To : Binary (Base 2)"); + write(1, "\n", 1); + result = ft_convert_base("42", dec, bin); + if (result == NULL) + { + write(1, "Erreur.", 7); + } + ft_putstr("Resultat : "); + ft_putstr(result); + write(1, "\n", 1); + free(result); + // Test 2 : 2a (42) > Hex to Vif + ft_putstr("Test avec 42 (2a)"); + ft_putstr("Base From : Hexadecimal (Base 16), Base To : poneyvif (Base 8)"); + write(1, "\n", 1); + result = ft_convert_base("2a", hex, vif); + if (result == NULL) + { + write(1, "Erreur.", 7); + } + ft_putstr("Resultat : "); + ft_putstr(result); + write(1, "\n", 1); + free(result); + // Test 3 : 0 > Dec to Bin + ft_putstr("Test avec 0"); + ft_putstr("Base From : Decimal (Base 10), Base To : Binary (Base 2)"); + write(1, "\n", 1); + result = ft_convert_base("0", dec, bin); + if (result == NULL) + { + write(1, "Erreur.", 7); + } + ft_putstr("Resultat : "); + ft_putstr(result); + write(1, "\n", 1); + free(result); + // Test 4 : -2147483648 > Dec to Hex + ft_putstr("Test avec -2147483648") + ft_putstr("Base From : Decimal (Base 10), Base To : Hexadecimal (Base 16)"); + write(1, "\n", 1); + result = ft_convert_base("-2147483648", dec, hex); + if (result == NULL) + { + write(1, "Erreur.", 7); + } + ft_putstr("Resultat : "); + ft_putstr(result); + write(1, "\n", 1); + free(result); + // Test 5 : Bordel Ultime > Binary to Dec + ft_putstr("Test avec ---+--101010"); + ft_putstr("Base From : Binary (Base 2), Base To : Decimal (Base 10)"); + write(1, "\n", 1); + result = ft_convert_base(" ---+--101010", bin, dec); + if (result == NULL) + { + write(1, "Erreur.", 7); + } + ft_putstr("Resultat : "); + ft_putstr(result); + write(1, "\n", 1); + free(result); + // Test 6 : NULL > Binary to Dec + ft_putstr("Test avec NULL."); + ft_putstr("Base From : Binary (Base 2), Base To : Decimal (Base 10)"); + write(1, "\n", 1); + result = ft_convert_base(NULL, bin, dec); + if (result == NULL) + { + write(1, "Erreur. NULL est mis comme variable", 35); + write(1, "\n", 1); + } + else + { + ft_putstr("Resultat : "); + ft_putstr(result); + write(1, "\n", 1); + free(result); + } + return (0); +}*/ diff --git a/ex4/ft_convert_base2.c b/ex4/ft_convert_base2.c new file mode 100644 index 0000000..f3efc4f --- /dev/null +++ b/ex4/ft_convert_base2.c @@ -0,0 +1,82 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* ft_convert_base2.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: lclerel- +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2026/03/17 14:22:20 by lclerel- #+# #+# */ +/* Updated: 2026/03/17 18:16:30 by lclerel- ### ########.fr */ +/* */ +/* ************************************************************************** */ + +#include + +int ft_strlen(char *str) +{ + int i; + + i = 0; + while (str[i] != '\0') + { + i++; + } + return (i); +} + +void ft_putstr(char *str) +{ + int i; + + i = 0; + while (str[i]) + { + write(1, &str[i], 1); + i++; + } +} + +int ft_nbrlen(long nbr, int base_size) +{ + int len; + + len = 0; + if (nbr <= 0) + { + len++; + if (nbr < 0) + nbr = -nbr; + } + while (nbr > 0) + { + nbr /= base_size; + len++; + } + return (len); +} + +int check_base(char *base) +{ + int i; + int j; + + i = 0; + if (!base[0] || !base[1]) + return (0); + while (base[i]) + { + if (base[i] == '+' || base[i] == '-' + || (base[i] >= 9 && base[i] <= 13) + || base[i] == 32) + return (0); + j = i + 1; + while (base[j]) + { + if (base[i] == base[j]) + return (0); + j++; + } + i++; + } + return (1); +}