add day 19

2024/19/Makefile

@@ -0,0 +1,69 @@
+# **************************************************************************** #
+#                                                                              #
+#                                                         :::      ::::::::    #
+#    Makefile                                           :+:      :+:    :+:    #
+#                                                     +:+ +:+         +:+      #
+#    By: tomoron <tomoron@student.42.fr>            +#+  +:+       +#+         #
+#                                                 +#+#+#+#+#+   +#+            #
+#    Created: 2024/07/17 15:48:36 by tomoron           #+#    #+#              #
+#    Updated: 2024/12/19 12:54:51 by tomoron          ###   ########.fr        #
+#                                                                              #
+# **************************************************************************** #
+
+SRCS =	main.c\
+		part1.c\
+		part2.c
+
+OBJS = $(SRCS:.c=.o)
+
+FLAGS = -Wextra -Werror -Wall -g -O3
+
+LIB = libft/libft.a
+
+all: $(LIB) a.out test
+	cp test cur_input
+	./a.out
+
+f: $(LIB) a.out input
+	cp input cur_input
+	./a.out
+
+test: 
+	touch test
+
+input:
+	touch input
+
+cp:
+	cp part1.c part2.c
+	sed -i 's/resolve_part1/resolve_part2/g' part2.c
+
+$(LIB): libft
+	make -C libft
+
+libft:
+	cp -r ~/Desktop/aoc/libft .
+
+main.c:
+	cp ~/Desktop/aoc/main.c .
+
+part1.c:
+	cp ~/Desktop/aoc/part1.c .
+
+part2.c:
+	cp ~/Desktop/aoc/part2.c .
+
+a.out: main.c $(OBJS) $(LIB)
+	clang $(FLAGS) $(OBJS) $(LIB)
+
+clean:
+	rm -rf $(OBJS)
+	rm -rf libft
+
+fclean: clean
+	rm -rf a.out
+
+.c.o:
+	clang $(FLAGS) -c $< -o $@
+
+.PHONY: t all clean fclean cp

2024/19/main.c

@@ -0,0 +1,68 @@
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include "libft/libft.h"
+
+long int resolve_part1(char *input, char **split);
+long int resolve_part2(char *input, char **split);
+
+char *get_input(char *file)
+{
+	int fd;
+	int rd_len;
+	char buffer[1000];
+	int len;
+	char *res;
+
+	fd = open(file, O_RDONLY);
+	len = 0;
+	if(fd < 0)
+		return(0);
+	rd_len = -1;
+	while(rd_len)
+	{
+		rd_len = read(fd, buffer, 1000);
+		len+= rd_len;
+	}
+	close(fd);
+	res = malloc(len + 1);
+	if(!res)
+		return(0);
+	fd = open(file, O_RDONLY);
+	if(fd < 0)
+		return(0);
+	rd_len = read(fd,res, len);
+	res[len] = 0;
+	close(fd);
+	return(res);
+}
+
+int main(void)
+{
+	char *input;
+	char *input_cpy;
+	char **split;
+
+	input = get_input("cur_input");
+	input_cpy = ft_strdup(input);
+	if(!input || !input_cpy)
+	{
+		fprintf(stderr, "file read error\n");
+		return(1);
+	}
+	split = ft_split(input, '\n');
+	if(!split)
+		return(1);
+	printf("result part 1: %ld\n", resolve_part1(input, split));
+	ft_free_str_arr(split);
+	split = ft_split(input_cpy, '\n');
+	if(!split)
+		return(1);
+	printf("result part 2: %lu\n", resolve_part2(input, split));
+	ft_free_str_arr(split);
+	free(input);
+	free(input_cpy);
+	return(0);
+}

2024/19/part1.c

@@ -0,0 +1,54 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   part1.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: tomoron <tomoron@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/07/17 23:03:36 by tomoron           #+#    #+#             */
+/*   Updated: 2024/12/19 11:46:36 by tomoron          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "libft/libft.h"
+
+static int check_line(char *line, char **colors)
+{
+	int i;
+	int len;
+
+	i = 0;
+	if(!*line)
+		return(1);
+	while(colors[i])
+	{
+		len = ft_strlen(colors[i]);
+		if(!ft_strncmp(line, colors[i], len))
+			if(check_line(line + len, colors))
+				return(1);
+		i++;
+	}
+	return(0);
+}
+
+long int resolve_part1(char *input, char **split)
+{
+	(void)input;
+	char **colors;
+	long int res;
+
+	res = 0;
+	if(!*split)
+		return(-1);
+	colors = ft_split_set(*split, ", ");
+	split++;
+	while(*split)
+	{
+		res += check_line(*split, colors);
+		split++;
+	}
+	ft_free_str_arr(colors);
+	return(res);
+}

2024/19/part2.c

@@ -0,0 +1,107 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   part2.c                                            :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: tomoron <tomoron@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/07/17 23:03:36 by tomoron           #+#    #+#             */
+/*   Updated: 2024/12/19 13:06:39 by tomoron          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include "libft/libft.h"
+
+typedef struct s_mem
+{
+	char *line;
+	long int value;
+	struct s_mem *next;
+} t_mem;
+
+static long int mem_get(t_mem *mem, char *line)
+{
+	while(mem)
+	{
+		if(mem->line == line)
+			return(mem->value);
+		mem = mem->next;
+	}
+	return(0);
+}
+
+static void mem_add(t_mem **mem, char *line, long int val)
+{
+	t_mem *new;
+
+	new = malloc(sizeof(t_mem));
+	new->line = line;
+	new->value = val;
+	new->next = *mem;
+	*mem = new;
+}
+
+static void free_mem(t_mem **mem)
+{
+	t_mem *tmp;
+
+	while(*mem)
+	{
+		tmp = (*mem)->next;
+		free(*mem);
+		*mem = tmp;
+	}
+}
+
+static long int check_line(char *line, char **colors, int rec)
+{
+	int i;
+	int len;
+	long int res;
+	static t_mem *mem;
+
+	i = 0;
+	if(!*line)
+		return(1);
+	res = mem_get(mem, line);
+	if(res)
+		return(res);
+	while(colors[i])
+	{
+		len = ft_strlen(colors[i]);
+		if(!ft_strncmp(line, colors[i], len))
+			res += check_line(line + len, colors, 1);
+		i++;
+	}
+	(void)rec;
+	(void)mem_add;
+	(void)free_mem;
+	if(rec)
+		mem_add(&mem, line, res);
+	else
+		free_mem(&mem);
+	return(res);
+}
+
+long int resolve_part2(char *input, char **split)
+{
+	(void)input;
+	char **colors;
+	long int res;
+
+	res = 0;
+	if(!*split)
+		return(-1);
+	colors = ft_split_set(*split, ", ");
+	split++;
+	while(*split)
+	{
+		res += check_line(*split, colors, 0);
+		split++;
+	}
+	ft_free_str_arr(colors);
+	return(res);
+}

2024/19/test

@@ -0,0 +1,3 @@
+ubg, grgw, uwgb, rubwug, urbbw, uuuuu, uruwbug, bgw, wwwr, ug, gbwrug, bug, ubw, gbb, rur, grrurw, brbu, ggrr, bugrw, ggrbg, rwu, gruru, guur, rbw, brwg, rru, gwurbu, bwwur, urgb, rrb, rgug, uwwr, wuu, gbbuu, uurbuw, guwww, uwub, rrbr, gruubugg, rrrw, uugr, rrgu, gwuu, rurrr, wwuu, rwbww, ubbbb, wbrug, wrwuww, urg, uuurbrw, wbgug, gwrbg, ugr, rwgbub, bwg, wbrrgr, uwuw, wuwgbwrb, wbw, urur, ubrgrr, rgw, ggugww, grb, bru, gubr, bgrr, ugw, rgbwg, ugwgrr, rguwwr, rubu, rurbrgu, gbgwbr, ugg, wwrugbr, wbruw, ru, rww, rgrgwbr, uwgr, bbwb, wgwwggu, gwr, wgw, rrrubgu, rrwbgbb, burw, rrr, gg, ubbwbwwb, bgg, brgb, uwuru, rrw, uuu, wur, rrwg, buug, bubr, rurrg, uwwb, wu, rugb, rguub, buuw, gwgub, wwug, rubrrw, uguu, bgbbbub, ggwgbw, rug, uurwr, wburrb, wbu, ugu, gw, ggrw, gwrbwr, rbggrwbu, wugbg, gbg, rw, wbrwurb, rguuugrb, bbb, ugb, bwguwuw, ggr, uru, brr, urw, brrgg, uub, rbwu, bugrg, bwrgu, rrbbgw, wggrbgwu, wrbbgb, grrbgb, brruwr, rbgwrb, guw, rr, wgguuwg, rbg, brwgrrrg, gwwu, gggwb, wwbggwbg, ggb, wrg, uwgrg, gwb, gww, rurbbw, wgub, gu, u, rwgub, gbr, bbrbuwbw, grw, gwu, rrgrgw, uuwgrwr, bwbruggb, wggb, bwb, wrrugggb, ubbuubg, rubwu, wbbr, gbubr, rbggww, bbg, uwbbu, bbgb, brw, wrwggwr, gr, uubwwu, gbrb, wgwwrb, urwgb, brgbbg, rwbgwg, www, rbuw, bruwg, grwbu, gbww, rbuugwrw, wrbb, bwgb, gbubuu, bu, bgb, ugwbru, gwgb, rbrwbgu, wwubg, uw, grubw, wrw, wrb, ubuw, bgr, grg, bww, uwggr, bugg, wugb, urbwgb, gggw, ubrgruw, uwrrb, rbuu, rwuubu, guu, gugu, wbgggu, bbggggr, gug, wbgub, bb, uww, uug, bgbgrbr, gggr, bgurg, wrr, rubgg, bwrru, ubguu, wg, rbgrr, guugg, ubu, wruu, wgb, rgrburu, wbwgr, wb, grbru, bgwu, gub, brwr, ggg, wbggb, wuwurwb, uuw, ubbbr, gggbbg, ruur, bgug, wwwg, uggg, rgg, wwb, ggwrgww, bub, wubg, rggbbb, brgbu, ruuu, wrub, gur, uggbr, uur, rgbbb, gubruwwu, bwu, burugg, rwg, ugbw, bwbgggw, rburbgug, wug, ubgrb, rurbb, rwuug, wr, ggww, rgwgu, wrugu, gwwbr, uggbug, buruuu, guwgrg, wru, wwrbugg, grgg, rrbrr, urgrgbg, rbu, uwu, bugub, gwru, bbrg, w, wgu, buw, brbgwrb, bgrwbwgu, uwr, wwurbr, wuw, wbgbgwb, urbw, guuggub, rggggwu, rrg, rwbg, rbgg, ggwwbb, gruruu, gbwgr, gubuu, bgbr, ururg, wbr, rwb, rrrguug, rgu, wgru, rubuwr, ugbrg, guuw, urb, wwwuurgb, wwg, urbrw, grww, brug, bruu, ggu, grrurb, rgwgwr, guwrbrgu, wrgugr, gb, wwr, uwbguw, brggub, ugbb, wgbg, g, wrrrgw, ubbrb, brb, ruwrgub, bgrwuwwg, wgr, bbgwrr, ur, buu, ubr, rrwwb, wubbg, uubug, rrgw, wwu, wgwrw, uggur, urr, rwr, rgwrgw, brggrr, bbrubbw, bgbgu, guguw, bbw, gru, bg, ubwugu, ubb, brubug, wugg, brub, ggwb, bugrwgwr, wgg, ggw, rrwr, rub, gbw, rbbg, gwrwgwr, rbr, grwr, rgb, b, bbubrw, bwwgu, gwg, uuguwgg, brwgu, rwuuguw, ub, ruw, bwbb, gbu, uu, bgrrggw, uwwbgrg, bw, bbu, wbb, bwbu, bbr, wuuw, grr, rrbgr, rgr, gggbrru, bgu, rrguu, uwg, wbgw, gbbbbggr, rbrg, wbbb, rbrbrw, brgbb, uggb, wwgu, uugu, ruu, rrgb, wub, guwwww, bbugwgu, buwr, rg, uwubr, gwwbbrr, br, bwr, grrwrg, wbbub, ubugbr, uugb, rrgg
+
+rgrruuurwuggbwgrggbrwruugrrrguwuubuwwrruwbbuubrwuwubgbwgur