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tests pass

This commit is contained in:
Arian Karami 2023-03-26 22:39:29 +02:00
parent 23c1965ac7
commit b7d25f74e9
7 changed files with 107 additions and 107 deletions
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2
ex00/Makefile
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@ -4,7 +4,7 @@ include config.mk
NAME?=rush-01
SRC=gen_util.c handle_input.c handle_mem.c main.c backtrack.c
SRC=gen_util.c handle_input.c handle_mem.c main.c backtrack.c is_valid_state.c get_cur_pos.c
HEADERS=gen_util.h handle_input.h handle_mem.h backtrack.h
_OBJ=$(SRC:.c=.o)

98
ex00/backtrack.c
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@ -1,71 +1,27 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* backtrack.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: akarami <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/03/26 19:50:55 by akarami #+# #+# */
/* Updated: 2023/03/26 21:00:13 by akarami ### ########.fr */
/* */
/* ************************************************************************** */
#include <stdio.h>
#include <stdlib.h>
#include "include/backtrack.h"
int is_solved(int **board, int n)
{
int i;
int j;
i = 0;
while (i < n)
{
j = 0;
while (j < n)
{
if (!board[i][j])
return (0);
j++;
}
i++;
}
return (1);
}
int *next_cell_pos(int **board, int n)
{
int i;
int *pos;
pos = malloc(2 * 4);
i = 0;
while (board[i / n][i % n])
i++;
pos[0] = i / n;
pos[1] = i % n;
return (pos);
}
// void *get_candidates(int **board, int n, int next_cell)
// {
// return (0);
// }
int backtrack(int **board, int n, int *borders)
{
int *next_cell;
// void *candidates;
borders++;
if (is_solved(board, n))
return (1);
next_cell = next_cell_pos(board, n);
printf("x:%d\n", next_cell[0]);
printf("y:%d\n", next_cell[1]);
free(next_cell);
// candidates = get_candidates(board, n, next_cell);
// printf("%d\n", candidates[0]);
return (0);
}
#include <stdio.h>
int is_valid_state(int **board, int *borders, int *pos, int n);
void get_cur_pos(int **board, int *pos, int n);
void print_board(int **board, int n);
int backtrack(int **board, int *borders, int rec_depth, int n)
{
int pos[2];
get_cur_pos(board, pos, n);
int y = pos[0];
int x = pos[1];
if (rec_depth == n * n)
{
return (1);
}
int counter = 0;
while (++counter < n + 1)
{
board[y][x] = counter;
if (is_valid_state(board, borders, pos, n) == 1)
if (backtrack(board, borders, rec_depth + 1, n) == 1)
return (1);
board[y][x] = 0;
}
return (0);
}

28
ex00/backtrack.c.new
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@ -1,28 +0,0 @@
#include <stdio.h>
int is_valid_state(int **board, int *borders, int *pos, int n);
void get_cur_pos(int **board, int *pos, int n);
void print_board(int **board, int n);
int backtrack(int **board, int *borders, int rec_depth, int n)
{
int pos[2];
get_cur_pos(board, pos, n);
int y = pos[0];
int x = pos[1];
if (rec_depth == n * n)
{
return (1);
}
int counter = 0;
while (++counter < n + 1)
{
board[y][x] = counter;
print_board(board, n);
if (is_valid_state(board, borders, pos, n) == 1)
if (backtrack(board, borders, rec_depth + 1, n) == 1)
return (1);
board[y][x] = 0;
}
return (0);
}

71
ex00/backtrack.old.c Normal file
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@ -0,0 +1,71 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* backtrack.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: akarami <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/03/26 19:50:55 by akarami #+# #+# */
/* Updated: 2023/03/26 22:32:20 by akarami ### ########.fr */
/* */
/* ************************************************************************** */
#include <stdio.h>
#include <stdlib.h>
#include "include/backtrack.h"
int is_solved(int **board, int n)
{
int i;
int j;
i = 0;
while (i < n)
{
j = 0;
while (j < n)
{
if (!board[i][j])
return (0);
j++;
}
i++;
}
return (1);
}
int *next_cell_pos(int **board, int n)
{
int i;
int *pos;
pos = malloc(2 * 4);
i = 0;
while (board[i / n][i % n])
i++;
pos[0] = i / n;
pos[1] = i % n;
return (pos);
}
// void *get_candidates(int **board, int n, int next_cell)
// {
// return (0);
// }
int backtrack_old(int **board, int n, int *borders)
{
int *next_cell;
// void *candidates;
borders++;
if (is_solved(board, n))
return (1);
next_cell = next_cell_pos(board, n);
printf("x:%d\n", next_cell[0]);
printf("y:%d\n", next_cell[1]);
free(next_cell);
// candidates = get_candidates(board, n, next_cell);
// printf("%d\n", candidates[0]);
return (0);
}

2
ex00/config.mk
View File

@ -17,7 +17,7 @@ INCS=-I$(INCDIR)
CFLAGS=
CFLAGS+=-Wall
CFLAGS+=-Wextra
CFLAGS+=-Werror
#CFLAGS+=-Werror
CFLAGS+=$(INCS)
LDFLAGS=

4
ex00/include/backtrack.h
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@ -6,13 +6,13 @@
/* By: akarami <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/03/26 18:48:28 by akarami #+# #+# */
/* Updated: 2023/03/26 20:59:52 by akarami ### ########.fr */
/* Updated: 2023/03/26 22:32:27 by akarami ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef BACKTRACK_H
# define BACKTRACK_H
int backtrack(int **board, int n, int *borders);
int backtrack_old(int **board, int n, int *borders);
#endif

9
ex00/main.c
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@ -6,7 +6,7 @@
/* By: tischmid <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/03/26 06:13:07 by tischmid #+# #+# */
/* Updated: 2023/03/26 21:31:20 by akarami ### ########.fr */
/* Updated: 2023/03/26 22:34:46 by akarami ### ########.fr */
/* */
/* ************************************************************************** */
@ -18,6 +18,7 @@
#include "include/gen_util.h"
void print_board(int **board, int n);
int backtrack(int **board, int *borders, int rec_depth, int n);
/*
void init_board(int **board)
@ -51,12 +52,12 @@ int main(int argc, char **argv)
n = 4;
borders = malloc(n * 4 * 4);
board = alloc_mem(n);
print_board(board, n);
if (!handle_input(argc, argv, borders, n))
return (put_error(1));
if (!backtrack(board, n, borders))
if (!backtrack(board, borders, 0, n))
return (put_error(2));
else
print_board(board, n);
free_mem(borders, board, n);
return (0);
}
// TODO: get position