diff --git a/2024/3/Makefile b/2024/3/Makefile new file mode 100644 index 0000000..808a501 --- /dev/null +++ b/2024/3/Makefile @@ -0,0 +1,69 @@ +# **************************************************************************** # +# # +# ::: :::::::: # +# Makefile :+: :+: :+: # +# +:+ +:+ +:+ # +# By: tomoron +#+ +:+ +#+ # +# +#+#+#+#+#+ +#+ # +# Created: 2024/07/17 15:48:36 by tomoron #+# #+# # +# Updated: 2024/10/29 20:43:12 by tomoron ### ########.fr # +# # +# **************************************************************************** # + +SRCS = main.c\ + part1.c\ + part2.c + +OBJS = $(SRCS:.c=.o) + +FLAGS = -Wextra -Werror -Wall -g + +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 diff --git a/2024/3/main.c b/2024/3/main.c new file mode 100644 index 0000000..4f9b609 --- /dev/null +++ b/2024/3/main.c @@ -0,0 +1,67 @@ +#include +#include +#include +#include +#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: %ld\n", resolve_part2(input, split)); + ft_free_str_arr(split); + free(input); + free(input_cpy); + return(0); +} diff --git a/2024/3/part1.c b/2024/3/part1.c new file mode 100644 index 0000000..989920a --- /dev/null +++ b/2024/3/part1.c @@ -0,0 +1,72 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* part1.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: tomoron +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2024/07/17 23:03:36 by tomoron #+# #+# */ +/* Updated: 2024/12/03 10:22:09 by tomoron ### ########.fr */ +/* */ +/* ************************************************************************** */ + +#include +#include +#include "libft/libft.h" + +static int get_instruction(char **line, int *n1, int *n2) +{ + int i; + + if(ft_strncmp(*line, "mul(", 4)) + return(0); + *line += 4; + i = 0; + *n1 = ft_atoi(*line); + while(ft_isdigit((*line)[i])) + i++; + if(!i) + return(0); + *line += i; + if(**line != ',') + return(0); + (*line)++; + i = 0; + *n2 = ft_atoi(*line); + while(ft_isdigit((*line)[i])) + i++; + if(!i) + return(0); + *line += i; + return(**line == ')'); +} + +static long int res_line(char *line) +{ + int res; + int n1; + int n2; + + res = 0; + while(*line) + { + if(get_instruction(&line, &n1, &n2)) + res += n1 * n2; + line++; + } + return(res); +} + +long int resolve_part1(char *input, char **split) +{ + (void)input; + long int res; + + res = 0; + while(*split) + { + res += res_line(*split); + split++; + } + return(res); +} diff --git a/2024/3/part2.c b/2024/3/part2.c new file mode 100644 index 0000000..f12f1d3 --- /dev/null +++ b/2024/3/part2.c @@ -0,0 +1,79 @@ + +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* part1.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: tomoron +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2024/07/17 23:03:36 by tomoron #+# #+# */ +/* Updated: 2024/12/03 10:22:09 by tomoron ### ########.fr */ +/* */ +/* ************************************************************************** */ + +#include +#include +#include "libft/libft.h" + +static int get_instruction(char **line, int *n1, int *n2) +{ + int i; + + if(ft_strncmp(*line, "mul(", 4)) + return(0); + *line += 4; + i = 0; + *n1 = ft_atoi(*line); + while(ft_isdigit((*line)[i])) + i++; + if(!i || i > 3) + return(0); + *line += i; + if(**line != ',') + return(0); + (*line)++; + i = 0; + *n2 = ft_atoi(*line); + while(ft_isdigit((*line)[i])) + i++; + if(!i || i > 3) + return(0); + *line += i; + return(**line == ')'); +} + +static long int res_line(char *line, int *enable) +{ + int res; + int n1; + int n2; + + res = 0; + while(*line) + { + if(!ft_strncmp(line, "do()", 4)) + *enable = 1; + if(!ft_strncmp(line, "don't()", 7)) + *enable = 0; + if(*enable && get_instruction(&line, &n1, &n2)) + res += n1 * n2; + line++; + } + return(res); +} + +long int resolve_part2(char *input, char **split) +{ + (void)input; + long int res; + int enable; + + res = 0; + enable = 1; + while(*split) + { + res += res_line(*split, &enable); + split++; + } + return(res); +} diff --git a/2024/3/test b/2024/3/test new file mode 100644 index 0000000..30032cb --- /dev/null +++ b/2024/3/test @@ -0,0 +1 @@ +xmul(2,4)&mul[3,7]!^don't()_mul(5,5)+mul(32,64](mul(11,8)undo()?mul(8,5)) diff --git a/libft/Makefile b/libft/Makefile index 1a9a683..437ea4c 100755 --- a/libft/Makefile +++ b/libft/Makefile @@ -1,7 +1,5 @@ # **************************************************************************** # -# # -# ::: :::::::: # -# Makefile :+: :+: :+: # +# # ::: :::::::: # Makefile :+: :+: :+: # # +:+ +:+ +:+ # # By: tomoron +#+ +:+ +#+ # # +#+#+#+#+#+ +#+ # @@ -65,7 +63,7 @@ SRCS_BONUS = ft_lstnew.c\ OBJS = $(SRCS:.c=.o) OBJS_BONUS = $(SRCS_BONUS:.c=.o) -FLAGS = -Wall -Wextra -Werror +FLAGS = -Wall -Wextra -Werror -g all: $(NAME)