diff --git a/c_piscine_rush_02/ex00/Makefile b/c_piscine_rush_02/ex00/Makefile
new file mode 100644
index 0000000..78c7663
--- /dev/null
+++ b/c_piscine_rush_02/ex00/Makefile
@@ -0,0 +1,11 @@
+NAME = rush-02
+SRC = *.c
+FLAGS = -Wall -Wextra -Werror
+all: $(NAME)
+RM = /bin/rm -f
+$(NAME):
+	gcc $(FLAGS) -o $(NAME) $(SRC)
+clean:
+	$(RM) *.o
+fclean: clean
+		$(RM) $(NAME)
\ No newline at end of file
diff --git a/c_piscine_rush_02/ex00/header.h b/c_piscine_rush_02/ex00/header.h
new file mode 100644
index 0000000..88a50b5
--- /dev/null
+++ b/c_piscine_rush_02/ex00/header.h
@@ -0,0 +1,45 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   header.h                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <apuchill@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/07 21:02:26 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/08 22:19:59 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef HEADER_H
+# define HEADER_H
+# include <unistd.h>
+# include <stdlib.h>
+# include <fcntl.h>
+# include <stdio.h>
+
+void	ft_putchar(char c);
+void	ft_putstr(char *str);
+int		ft_strlen(char *str);
+int		ft_atoi_uni(char nbr);
+int		ft_msg_error(void);
+
+int		ft_ver_cond(int argc, char **argv);
+int		ft_ver_nbr(char *argv);
+int		ft_ver_dict(char *argv);
+void	ft_get_nbr(int argc, char **argv, char **nbr);
+void	ft_free(char *filename, char *dict, char *nbr);
+
+char	*ft_dict_file(int argc, char **argv);
+char	*ft_read_dict(char *filename);
+void	ft_write_nbr(char *nbr, char *dict);
+void	ft_write_trio(char *nbr, int len, char *dict);
+
+void	ft_write_uni(char dig, char *dict);
+void	ft_write_dez(char dig, char *dict);
+void	ft_write_teens(char dig, char *dict);
+
+int		ft_if_uni(char dig, char *dict, int d);
+int		ft_if_dez(char dig, char *dict, int d);
+int		ft_if_teens(char dig, char *dict, int d);
+
+#endif
diff --git a/c_piscine_rush_02/ex00/main.c b/c_piscine_rush_02/ex00/main.c
new file mode 100644
index 0000000..e11ced9
--- /dev/null
+++ b/c_piscine_rush_02/ex00/main.c
@@ -0,0 +1,37 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   main.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <apuchill@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/07 15:11:09 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/08 18:44:10 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "header.h"
+#include <unistd.h>
+
+int		main(int argc, char **argv)
+{
+	char *filename;
+	char *dict;
+	char *nbr;
+
+	filename = 0;
+	dict = 0;
+	nbr = 0;
+	if (ft_ver_cond(argc, argv) >= 1)
+	{
+		filename = ft_dict_file(argc, argv);
+		dict = ft_read_dict(filename);
+		ft_get_nbr(argc, argv, &nbr);
+		ft_write_nbr(nbr, dict);
+		ft_free(filename, dict, nbr);
+	}
+	else
+		ft_msg_error();
+	write(1, "\n", 1);
+	return (0);
+}
diff --git a/c_piscine_rush_02/ex00/numbers.dict b/c_piscine_rush_02/ex00/numbers.dict
new file mode 100644
index 0000000..d894010
--- /dev/null
+++ b/c_piscine_rush_02/ex00/numbers.dict
@@ -0,0 +1,41 @@
+0: zero
+1: one
+2: two
+3: three
+4: four
+5: five
+6: six
+7: seven
+8: eight
+9: nine
+10: ten
+11: eleven
+12: twelve
+13: thirteen
+14: fourteen
+15: fifteen
+16: sixteen
+17: seventeen
+18: eighteen
+19: nineteen
+20: twenty
+30: thirty
+40: forty
+50: fifty
+60: sixty
+70: seventy
+80: eighty
+90: ninety
+100: hundred
+1000: thousand
+1000000: million
+1000000000: billion
+1000000000000: trillion
+1000000000000000: quadrillion
+1000000000000000000: quintillion
+1000000000000000000000: sextillion
+1000000000000000000000000: septillion
+1000000000000000000000000000: octillion
+1000000000000000000000000000000: nonillion
+1000000000000000000000000000000000: decillion
+1000000000000000000000000000000000000: undecillion
diff --git a/c_piscine_rush_02/ex00/rshbas.c b/c_piscine_rush_02/ex00/rshbas.c
new file mode 100644
index 0000000..b36f225
--- /dev/null
+++ b/c_piscine_rush_02/ex00/rshbas.c
@@ -0,0 +1,54 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   rshbas.c                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <apuchill@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/07 15:22:08 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/08 18:29:22 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+
+void	ft_putchar(char c)
+{
+	write(1, &c, 1);
+}
+
+void	ft_putstr(char *str)
+{
+	int c;
+
+	c = 0;
+	while (str[c] != '\0')
+	{
+		ft_putchar(str[c]);
+		c++;
+	}
+}
+
+int		ft_strlen(char *str)
+{
+	int c;
+
+	c = 0;
+	while (str[c] != '\0')
+		c++;
+	return (c);
+}
+
+int		ft_atoi_uni(char nbr)
+{
+	int n;
+
+	n = nbr - ('0');
+	return (n);
+}
+
+int		ft_msg_error(void)
+{
+	ft_putstr("Error");
+	return (0);
+}
diff --git a/c_piscine_rush_02/ex00/rshdict.c b/c_piscine_rush_02/ex00/rshdict.c
new file mode 100644
index 0000000..3038699
--- /dev/null
+++ b/c_piscine_rush_02/ex00/rshdict.c
@@ -0,0 +1,115 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   rshdict.c                                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <apuchill@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/08 00:38:46 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/08 22:53:04 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "header.h"
+
+char	*ft_dict_file(int argc, char **argv)
+{
+	char	*filename;
+	char	*filestd;
+	int		c;
+
+	filestd = "numbers.dict";
+	c = 0;
+	filename = (char*)malloc(100 * sizeof(char));
+	if (argc == 2)
+	{
+		while (filestd[c] != '\0')
+		{
+			filename[c] = filestd[c];
+			c++;
+		}
+		filename[c] = '\0';
+	}
+	else
+	{
+		while (argv[1][c] != '\0')
+		{
+			filename[c] = argv[1][c];
+			c++;
+		}
+	}
+	return (filename);
+}
+
+char	*ft_read_dict(char *filename)
+{
+	int		dict_open;
+	int		dict_read;
+	char	*dict_aux;
+	char	*dict;
+	int		i;
+
+	i = 0;
+	dict_aux = (char*)malloc(2000 * sizeof(char));
+	dict_open = open(filename, O_RDONLY);
+	if (dict_open < 0)
+	{
+		ft_msg_error();
+		return (0);
+	}
+	dict_read = read(dict_open, dict_aux, 2000);
+	dict = (char*)malloc((dict_read + 1) * sizeof(char));
+	while (i < dict_read)
+	{
+		dict[i] = dict_aux[i];
+		i++;
+	}
+	dict[i] = '\0';
+	free(dict_aux);
+	close(dict_open);
+	return (dict);
+}
+
+void	ft_write_nbr(char *nbr, char *dict)
+{
+	int c;
+	int len;
+	int div;
+
+	c = 0;
+	len = ft_strlen(nbr);
+	ft_write_trio(nbr, len, dict);
+	while (nbr[c] != '\0')
+	{
+		div = len / 3;
+		c++;
+	}
+}
+
+void	ft_write_trio(char *nbr, int len, char *dict)
+{
+	int		c;
+	int		mod;
+
+	c = 0;
+	mod = 0;
+	while (nbr[c] != '\0')
+	{
+		mod = len % 3;
+		if (mod == 2 && nbr[c] == '1')
+		{
+			printf("*ft_write_trio: 1º if\n");
+			ft_write_teens(nbr[c], dict);			
+			break ;
+		}
+		else if (mod == 2 && nbr[c] != '1' && nbr[c + 1] != '0')
+		{
+			ft_write_dez(nbr[c], dict);
+			write(1, " ", 1);
+		}
+		if (mod == 1)
+			ft_write_uni(nbr[c], dict);
+		c++;
+		len--;
+	}
+}
diff --git a/c_piscine_rush_02/ex00/rshdig.c b/c_piscine_rush_02/ex00/rshdig.c
new file mode 100644
index 0000000..d437b3e
--- /dev/null
+++ b/c_piscine_rush_02/ex00/rshdig.c
@@ -0,0 +1,100 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   rshdig.c                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <apuchill@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/08 19:21:14 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/08 23:04:23 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "header.h"
+
+void	ft_write_uni(char dig, char *dict)
+{
+	int		d;
+	int		i;
+	char	write_dig[20];
+
+	d = 0;
+	i = 0;
+	while (dict[d] != '\0')
+	{
+		if (ft_if_uni(dig, dict, d) == 1)
+		{
+			while (dict[d] != '\n')
+			{
+				if (dict[d] != ' ' && dict[d] != ':' &&
+					!(dict[d] >= '0' && dict[d] <= '9'))
+				{
+					write_dig[i] = dict[d];
+					i++;
+				}
+				d++;
+			}
+			write_dig[i] = '\0';
+		}
+		d++;
+	}
+	ft_putstr(write_dig);
+}
+
+void	ft_write_dez(char dig, char *dict)
+{
+	int		d;
+	int		i;
+	char	write_dig[20];
+
+	d = 0;
+	i = 0;
+	while (dict[d] != '\0')
+	{
+		if (ft_if_dez(dig, dict, d) == 1)
+		{
+			while (dict[d] != '\n')
+			{
+				if (dict[d] != ' ' && dict[d] != ':' &&
+					!(dict[d] >= '0' && dict[d] <= '9'))
+				{
+					write_dig[i] = dict[d];
+					i++;
+				}
+				d++;
+			}
+			write_dig[i] = '\0';
+		}
+		d++;
+	}
+	ft_putstr(write_dig);
+}
+
+void	ft_write_teens(char dig, char *dict)
+{
+	int		d;
+	int		i;
+	char	write_dig[200];
+
+	d = 0;
+	i = 0;
+	while (dict[d] != '\0')
+	{
+		if (ft_if_teens(dig, dict, d) == 1)
+		{
+			while (dict[d] != '\n')
+			{
+				if (dict[d] != ' ' && dict[d] != ':' &&
+					!(dict[d] >= '0' && dict[d] <= '9'))
+				{
+					write_dig[i] = dict[d];
+					i++;
+				}
+				d++;
+			}
+			write_dig[i] = '\0';
+		}
+		d++;
+	}
+	ft_putstr(write_dig);
+}
diff --git a/c_piscine_rush_02/ex00/rshifs.c b/c_piscine_rush_02/ex00/rshifs.c
new file mode 100644
index 0000000..53dc8b1
--- /dev/null
+++ b/c_piscine_rush_02/ex00/rshifs.c
@@ -0,0 +1,43 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   rshifs.c                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <apuchill@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/08 21:52:23 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/08 22:58:54 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "header.h"
+
+int		ft_if_uni(char dig, char *dict, int d)
+{
+	if (dict[d] == dig && !(dict[d + 1] >= '0' && dict[d + 1] <= '9') &&
+			!(dict[d - 1] >= '0' && dict[d - 1] <= '9'))
+		return (1);
+	else
+		return (0);
+}
+
+int		ft_if_dez(char dig, char *dict, int d)
+{
+	if (dict[d] == dig && (dict[d + 1] == '0') &&
+		!(dict[d + 2] >= '0' && dict[d + 2] <= '9') &&
+		!(dict[d - 1] >= '0' && dict[d - 1] <= '9'))
+		return (1);
+	else
+		return (0);
+}
+
+int		ft_if_teens(char dig, char *dict, int d)
+{
+	if (dict[d] == dig && dict[d] == '1' &&
+		(dict[d + 1] >= '0' && dict[d + 1] <= '9') &&
+		!(dict[d + 2] >= '0' && dict[d + 2] <= '9') &&
+		!(dict[d - 1] >= '0' && dict[d - 1] <= '9'))
+		return (1);
+	else
+		return (0);
+}
diff --git a/c_piscine_rush_02/ex00/rshini.c b/c_piscine_rush_02/ex00/rshini.c
new file mode 100644
index 0000000..8be76b8
--- /dev/null
+++ b/c_piscine_rush_02/ex00/rshini.c
@@ -0,0 +1,81 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   rshini.c                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: apuchill <apuchill@student.42.fr>          +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/12/07 15:25:29 by apuchill          #+#    #+#             */
+/*   Updated: 2019/12/08 15:03:41 by apuchill         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "header.h"
+
+int		ft_ver_cond(int argc, char **argv)
+{
+	if (argc == 2 && ft_ver_nbr(argv[1]) == 1)
+		return (1);
+	else if (argc == 3 && ft_ver_dict(argv[1]) == 1 && ft_ver_nbr(argv[2]) == 1)
+		return (2);
+	else
+		return (0);
+}
+
+int		ft_ver_nbr(char *argv)
+{
+	int c;
+
+	c = 0;
+	while (argv[c] != '\0')
+	{
+		if (argv[c] >= '0' && argv[c] <= '9')
+			c++;
+		else
+			return (0);
+	}
+	return (1);
+}
+
+int		ft_ver_dict(char *argv)
+{
+	int c;
+
+	c = 0;
+	while (argv[c] != '\0')
+	{
+		if ((argv[c] >= '0' && argv[c] <= '9') ||
+			(argv[c] >= 'A' && argv[c] <= 'Z') || (argv[c] == '.') ||
+			(argv[c] >= 'a' && argv[c] <= 'z') || (argv[c] == '_'))
+			c++;
+		else
+			return (0);
+	}
+	return (1);
+}
+
+void	ft_get_nbr(int argc, char **argv, char **nbr)
+{
+	int		i;
+	int		j;
+
+	j = 0;
+	*nbr = (char*)malloc(40 * sizeof(char));
+	if (ft_ver_cond(argc, argv) == 1)
+		i = 1;
+	else
+		i = 2;
+	while (argv[i][j] != '\0')
+	{
+		nbr[0][j] = argv[i][j];
+		j++;
+	}
+	nbr[0][j] = '\0';
+}
+
+void	ft_free(char *filename, char *dict, char *nbr)
+{
+	free(filename);
+	free(dict);
+	free(nbr);
+}
diff --git a/c_piscine_rush_02/ex00/toto.dict b/c_piscine_rush_02/ex00/toto.dict
new file mode 100644
index 0000000..e23d808
--- /dev/null
+++ b/c_piscine_rush_02/ex00/toto.dict
@@ -0,0 +1,41 @@
+0: zéro
+1: un
+2: deux
+3: trois
+4: quatre
+5: cinq
+6: six
+7: sept
+8: huit
+9: neuf
+10: dix
+11: onze
+12: douze
+13: treize
+14: quatorze
+15: quinze
+16: seize
+17: dix-sept
+18: dix-huit
+19: dix-neuf
+20: vingt
+30: trente
+40: quarante
+50: cinquante
+60: soixante
+70: soixante-dix
+80: quatre-vingts
+90: quatre-vingt-dix
+100: cent
+1000: mille
+1000000: million
+1000000000: milliard
+1000000000000: billion
+1000000000000000: billiard
+1000000000000000000: trillion
+1000000000000000000000: trilliard
+1000000000000000000000000: quadrillion
+1000000000000000000000000000: quadrilliard
+1000000000000000000000000000000: quintillion
+1000000000000000000000000000000000: quintilliard
+1000000000000000000000000000000000000: sextillion