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07 bonus

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David Gailleton
2025-12-17 17:41:39 +01:00
parent 3b878c0bd0
commit b079599443
4 changed files with 355 additions and 0 deletions
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07_b/main.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* main.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/12/17 14:58:08 by dgaillet #+# #+# */
/* Updated: 2025/12/17 17:35:52 by dgaillet ### ########lyon.fr */
/* */
/* ************************************************************************** */
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
char **parsing(size_t fd);
#define SIZE 142
static void fill_line(char **tab, size_t int_tab[SIZE][SIZE], size_t i)
{
int j = 0;
while (tab[i][j])
{
if (tab[i][j] == '|')
int_tab[i][j] = int_tab[i + 1][j];
j++;
}
j = 0;
while (tab[i][j])
{
if (tab[i][j] == '^')
int_tab[i][j] = int_tab[i][j + 1] + int_tab[i][j - 1];
j++;
}
printf(tab[i]);
for (int j = 0 ; j < SIZE ; j++) {
printf("%.1zu|", int_tab[i][j]);
}
printf("\n");
}
void print_int_tab(size_t int_tab[SIZE][SIZE]) {
for (int i = 0 ; i < SIZE ; i++) {
for (int j = 0 ; j < SIZE ; j++) {
printf("%.1zu|", int_tab[i][j]);
}
printf("\n");
}
}
static void nb_timeline(char **tab, size_t int_tab[SIZE][SIZE])
{
int j = 0;
while (tab[SIZE - 1][j])
{
if (tab[SIZE - 1][j] == '|')
int_tab[SIZE - 1][j] = 1;
else
int_tab[SIZE - 1][j] = 0;
j++;
}
j = SIZE - 2;
while (j > 0)
{
fill_line(tab, int_tab, j--);
}
print_int_tab(int_tab);
printf("%zu\n", int_tab[1][SIZE / 2]);
}
static void write_paths(char **tab)
{
int i = 0;
int j;
while (tab[i])
{
j = 0;
while (tab[i][j])
{
if ((tab[i][j] == 'S' || tab[i][j] == '|' ) && tab[i + 1] && tab[i+1][j] != '^')
tab[i + 1][j] = '|';
else if (tab[i][j] == '^' && tab[i - 1][j] == '|')
{
tab[i][j + 1] = '|';
tab[i][j - 1] = '|';
if (tab[i + 1] && tab[i + 1][j + 1] != '^')
tab[i + 1][j + 1] = '|';
if (tab[i + 1] && tab[i + 1][j - 1] != '^')
tab[i + 1][j - 1] = '|';
}
j++;
}
i++;
}
}
static void print_tab(char **tab)
{
int i = 0;
while (tab[i])
{
printf("%s", tab[i]);
i++;
}
}
int main(void)
{
int fd = open("input", O_RDONLY);
char **tab = parsing(fd);
int i = 0;
static size_t int_tab[SIZE][SIZE];
print_int_tab(int_tab);
write_paths(tab);
print_tab(tab);
while (tab[0][i] != 'S')
i++;
nb_timeline(tab, &int_tab);
i = 0;
while (tab[i])
{
free(tab[i]);
i++;
}
free(tab);
close(fd);
}