106 lines
2.1 KiB
C
106 lines
2.1 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* part2.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: tomoron <tomoron@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/07/17 23:03:36 by tomoron #+# #+# */
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/* Updated: 2024/12/02 12:20:40 by tomoron ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include <stdio.h>
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#include <stdlib.h>
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#include "libft/libft.h"
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static void skip_nbr(char **line)
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{
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while(ft_isdigit(**line))
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(*line)++;
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while(**line == ' ')
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(*line)++;
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}
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static long int check_line(char *line, int ignore)
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{
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int left;
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int right;
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int asc;
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int i;
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if(ignore == 0)
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skip_nbr(&line);
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left = ft_atoi(line);
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skip_nbr(&line);
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asc = -1;
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i = 1;
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while(*line)
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{
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if(i == ignore)
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skip_nbr(&line);
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if(!*line)
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break;
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right = ft_atoi(line);
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skip_nbr(&line);
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if(right == left || (left > right && asc == 1) || (left < right && asc == 0))
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return(0);
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if(left > right)
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asc = 0;
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if(left < right)
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asc = 1;
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if(left - right > 3 || left - right < -3)
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return(0);
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left = right;
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i++;
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}
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return(1);
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}
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static int count_char(char *str, char c)
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{
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int res;
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res = 0;
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while(*str)
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{
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if(*str == c)
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res++;
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str++;
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}
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return(res);
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}
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long int resolve_part2(char *input, char **split)
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{
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(void)input;
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long int res;
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int i;
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int j;
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int len;
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i = 0;
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res = 0;
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while(split[i])
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{
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if(check_line(split[i], -1))
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res++;
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else
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{
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len = count_char(split[i], ' ') + 1;
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j = 0;
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while(j < len)
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{
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if(check_line(split[i], j))
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{
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res++;
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break;
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}
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j++;
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}
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}
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i++;
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}
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return(res);
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}
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