diff --git a/Makefile b/Makefile
index c9ea04a..99fb4d8 100644
--- a/Makefile
+++ b/Makefile
@@ -27,7 +27,7 @@ endif
 
 #	Compilator
 CC		=	gcc
-FLAGS	=	-Wall -Wextra -Werror
+FLAGS	=	-Wall -Wextra -Werror -g -O0 -fsanitize=address
 
 #	Folders
 LIBDIR	=	libft
@@ -36,7 +36,7 @@ OBJDIR	=	objs
 INCDIR	=	includes libft/includes
 
 #	Source files
-SRC	=		bfs.c		\
+SRC	=		bfs.c lem_in.c lm_parser.c lm_mem_utils.c lm_graph_utils.c	\
 			lst_ind.c	\
 			edmunds_karp.c
 
@@ -87,7 +87,7 @@ clean	:
 
 fclean	:	clean
 		@$(ECHO) "$(RED)===> $(GRE)$(NAME) : $(RED) Delete Binary File <===$(DEF)"
-		@$(RM) -f $(NAME1) $(NAME2)
+		@$(RM) -f $(NAME) $(NAME2)
 		@$(RM) -rf *.dSYM
 		@$(MAKE) -C $(LIBDIR) fclean
 
diff --git a/author b/author
index af15b88..e67d6a6 100644
--- a/author
+++ b/author
@@ -1,2 +1,2 @@
 mndhlovu
-tmaze
\ No newline at end of file
+tmaze
diff --git a/includes/lem_in.h b/includes/lem_in.h
index 66b13d2..2440833 100644
--- a/includes/lem_in.h
+++ b/includes/lem_in.h
@@ -14,6 +14,7 @@
 # define LEM_IN_H
 
 # include "libft.h"
+# include <fcntl.h>
 
 typedef struct		s_node
 {
@@ -22,6 +23,7 @@ typedef struct		s_node
 	int				y;
 	char			role;
 	int				ind;
+	struct s_node	*next;
 }					t_node;
 
 typedef struct		s_ind
@@ -36,6 +38,7 @@ typedef	struct		s_lmdata
 	int				nbants;
 	int				nb_nodes;
 	t_list			*nodes;
+	t_node			*nodes_data;
 	t_ind			**adj;
 }					t_lmdata;
 
@@ -46,9 +49,67 @@ typedef struct		s_bfs
 	int				queue;
 }					t_bfs;
 
+//LEM_IN MT STRUCTS
+
+typedef struct		s_syntax
+{
+	int				nb_state;
+	int				s_cmd;
+	int				s_pos;
+	int				s_vert;
+	int				e_vert;
+	int 			gr_status;
+	int				e_cmd;
+	int				e_pos;
+	int				v_flag;
+}					t_syntax;
+
+typedef struct 			s_adjnode
+{
+	int					dest;
+	struct s_adjnode	*next;
+}						t_adjnode;
+
+typedef struct 			s_adjlist
+{
+	t_adjnode			*head;
+}						t_adjlist;
+
+typedef struct 			s_graph
+{
+	int					vert;
+	t_adjlist			*array;
+}						t_graph;
+
+typedef struct 			s_neighbour
+{
+	int					vertnum;
+	struct s_neighbor	*next;
+}						t_neighbor;
+
+
+
+//MT-FUNCTIONS
+int                	lm_error_exit(int flag);
+int                 lm_parser(int fd, t_syntax *synt,
+					t_lmdata *ldata, t_graph *graph);
+void                lm_init_data(t_syntax *synt, t_lmdata *ldata);
+void                lm_add_vertex(t_lmdata *ldata, char *raw, char flag);
+t_adjnode           *lm_new_node(int dest);
+t_graph             *lm_creategraph(int v);
+void                lm_add_edge(t_graph *graph, int src, int dest);
+void                lm_ext_conn(t_graph *graph, t_lmdata *data, char *raw, t_syntax *synt);
+int                 lm_find_index(t_lmdata *data, char *str);
+
+
+
+
+
 void				lm_initdata(t_lmdata *data);
 int					lm_getparams(t_lmdata *data);
 
+
+
 t_ind				*lst_indadd(t_ind **lst, int ind);
 void				lst_inddel(t_ind **lst);
 
diff --git a/maps/.DS_Store b/maps/.DS_Store
new file mode 100644
index 0000000..9957b6d
Binary files /dev/null and b/maps/.DS_Store differ
diff --git a/maps/big b/maps/big
new file mode 100644
index 0000000..ea823f9
--- /dev/null
+++ b/maps/big
@@ -0,0 +1,3050 @@
+100
+##start
+start 0 1
+##end
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diff --git a/maps/comments b/maps/comments
new file mode 100644
index 0000000..57c77cd
--- /dev/null
+++ b/maps/comments
@@ -0,0 +1,11 @@
+3
+#you
+##start
+start 0 0
+#lost
+##end
+end 1 1
+#the
+#game
+start-end
+#!!
diff --git a/maps/duplicatepipe b/maps/duplicatepipe
new file mode 100644
index 0000000..11ee158
--- /dev/null
+++ b/maps/duplicatepipe
@@ -0,0 +1,7 @@
+3
+##start
+start 0 0
+##end
+end 0 0
+start-end
+end-start
diff --git a/maps/duplicatepipe1 b/maps/duplicatepipe1
new file mode 100644
index 0000000..4765c02
--- /dev/null
+++ b/maps/duplicatepipe1
@@ -0,0 +1,7 @@
+3
+##start
+start 0 0
+##end
+end 0 0
+start-end
+start-end
diff --git a/maps/empty b/maps/empty
new file mode 100644
index 0000000..e69de29
diff --git a/maps/illegalname b/maps/illegalname
new file mode 100644
index 0000000..023f65c
--- /dev/null
+++ b/maps/illegalname
@@ -0,0 +1,7 @@
+3
+Lillegalname 2 2
+##start
+start 0 0
+##end
+end 1 1
+start-end
diff --git a/maps/illegalname1 b/maps/illegalname1
new file mode 100644
index 0000000..ea903a3
--- /dev/null
+++ b/maps/illegalname1
@@ -0,0 +1,7 @@
+3
+ill-egalname 2 2
+##start
+start 0 0
+##end
+end 1 1
+start-end
diff --git a/maps/in0 b/maps/in0
new file mode 100644
index 0000000..92e3ed5
--- /dev/null
+++ b/maps/in0
@@ -0,0 +1,25 @@
+3
+##start
+1 23 3
+2 16 7
+#commentaire
+3 16 3
+4 16 5
+5 9 3
+6 1 5
+7 4 8
+##end
+0 9 5
+0-4
+0-6
+1-3
+4-3
+5-2
+3-5
+#autre commentaire
+4-2
+2-1
+7-6
+7-2
+7-4
+6-5
diff --git a/maps/invalidcommand b/maps/invalidcommand
new file mode 100644
index 0000000..066ac39
--- /dev/null
+++ b/maps/invalidcommand
@@ -0,0 +1,8 @@
+3
+##start
+start 0 0
+##end
+end 1 1
+##invalidcommand
+room 2 2
+start-end
diff --git a/maps/invalidcommand1 b/maps/invalidcommand1
new file mode 100644
index 0000000..2628560
--- /dev/null
+++ b/maps/invalidcommand1
@@ -0,0 +1,6 @@
+3
+start 0 0
+##end
+end 1 1
+##start
+start-end
diff --git a/maps/loop b/maps/loop
new file mode 100644
index 0000000..4ad8755
--- /dev/null
+++ b/maps/loop
@@ -0,0 +1,11 @@
+3
+##start
+start 0 0
+##end
+end 1 1
+mid0 2 2
+mid1 3 3
+start-mid0
+mid0-mid1
+mid1-start
+start-end
diff --git a/maps/loop1 b/maps/loop1
new file mode 100644
index 0000000..bc6e3be
--- /dev/null
+++ b/maps/loop1
@@ -0,0 +1,10 @@
+3
+##start
+start 0 0
+##end
+end 1 1
+mid0 2 2
+mid1 3 3
+start-mid0
+mid0-mid1
+mid1-start
diff --git a/maps/noants b/maps/noants
new file mode 100644
index 0000000..9ea9d31
--- /dev/null
+++ b/maps/noants
@@ -0,0 +1,5 @@
+##start
+start 0 0
+##end
+end 1 1
+start-end
diff --git a/maps/noend b/maps/noend
new file mode 100644
index 0000000..a7b1ae3
--- /dev/null
+++ b/maps/noend
@@ -0,0 +1,5 @@
+3
+##start
+start 0 0
+end 1 1
+start-end
diff --git a/maps/nopath b/maps/nopath
new file mode 100644
index 0000000..f302735
--- /dev/null
+++ b/maps/nopath
@@ -0,0 +1,5 @@
+3
+##start
+start 0 0
+##end
+end 1 1
diff --git a/maps/nostart b/maps/nostart
new file mode 100644
index 0000000..06234df
--- /dev/null
+++ b/maps/nostart
@@ -0,0 +1,5 @@
+3
+start 0 0
+##end
+end 1 1
+start-end
diff --git a/maps/overflow b/maps/overflow
new file mode 100644
index 0000000..ad21d92
--- /dev/null
+++ b/maps/overflow
@@ -0,0 +1,6 @@
+3
+##start
+start 0 0
+##end
+end 999999999999999999999 9999999999999999999999999999
+start-end
diff --git a/maps/shortest b/maps/shortest
new file mode 100644
index 0000000..7a4b585
--- /dev/null
+++ b/maps/shortest
@@ -0,0 +1,20 @@
+3
+##start
+start 0 0
+##end
+end 1 1
+long0 2 2
+long1 3 3
+short 4 4
+longer0 5 5
+longer1 6 6
+longer2 7 7
+start-long0
+long0-long1
+long1-end
+start-short
+short-end
+start-longer0
+longer0-longer1
+longer1-longer2
+longer2-end
diff --git a/maps/simple b/maps/simple
new file mode 100644
index 0000000..3371c4f
--- /dev/null
+++ b/maps/simple
@@ -0,0 +1,6 @@
+3
+##start
+start 0 0
+##end
+end 1 1
+start-end
diff --git a/maps/simple1 b/maps/simple1
new file mode 100644
index 0000000..01352e5
--- /dev/null
+++ b/maps/simple1
@@ -0,0 +1,10 @@
+4
+##start
+start 0 0
+##end
+end 1 1
+dead0 2 2
+dead1 3 3
+start-dead0
+start-dead1
+start-end
diff --git a/maps/simple2 b/maps/simple2
new file mode 100644
index 0000000..a3d3f97
--- /dev/null
+++ b/maps/simple2
@@ -0,0 +1,16 @@
+4
+##start
+start 0 0
+##end
+end 1 1
+dead0 2 2
+dead1 3 3
+mid0   4 4
+mid1   5 5
+mid2   6 6
+start-dead0
+start-mid0
+mid0-dead0
+start-mid1
+mid1-mid2
+mid2-end
diff --git a/maps/startisend b/maps/startisend
new file mode 100644
index 0000000..0a2a632
--- /dev/null
+++ b/maps/startisend
@@ -0,0 +1,4 @@
+3
+##start
+##end
+startend 0 0
diff --git a/maps/subject22.map b/maps/subject22.map
new file mode 100644
index 0000000..ea22e19
--- /dev/null
+++ b/maps/subject22.map
@@ -0,0 +1,13 @@
+3
+1 0 2
+##start
+0 2 0
+##end
+4 2 6
+2 4 2
+3 4 4
+0-1
+0-2
+2-3
+3-4
+4-1
\ No newline at end of file
diff --git a/maps/underflow b/maps/underflow
new file mode 100644
index 0000000..cfff1cc
--- /dev/null
+++ b/maps/underflow
@@ -0,0 +1,6 @@
+3
+##start
+start 0 0
+##end
+end 1 -9999999999999999999999999
+start-end
diff --git a/maps/whitespaces b/maps/whitespaces
new file mode 100644
index 0000000..2de645f
--- /dev/null
+++ b/maps/whitespaces
@@ -0,0 +1,7 @@
+ 3 
+#	#end
+##start
+	start	 0	0   
+##end
+end 	1   1
+start-end
diff --git a/srcs/lem_in.c b/srcs/lem_in.c
new file mode 100644
index 0000000..ffa7a90
--- /dev/null
+++ b/srcs/lem_in.c
@@ -0,0 +1,48 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   lem_in.c                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mndhlovu <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/03/25 06:31:05 by mndhlovu          #+#    #+#             */
+/*   Updated: 2019/03/25 06:31:09 by mndhlovu         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "lem_in.h"
+
+int                lm_error_exit(int flag)
+{
+    if (flag == 0)
+        ft_printf("Invalid Map\n");
+    if (flag == 1)
+        ft_printf("Usage ./lem_in < map-file\n");
+    if (flag == 2)
+        ft_printf("Error opening the Map file\n");
+    return (1);
+}
+
+int                 main(int ac, char **av)
+{
+    t_syntax        synt;
+    t_graph         graph;
+    t_lmdata        ldata;
+    int             fd;
+
+    lm_init_data(&synt, &ldata);
+    if (ac > 1)
+    {
+        if ((fd = open (av[1], O_RDONLY)) < -1)
+            return (lm_error_exit(2));
+        if (lm_parser(fd, &synt, &ldata, &graph))
+        {
+            //the parser was successful in extracting data from the map
+            //here goes the function for making the adjacency list
+            ft_printf("number of ants %d\n", ldata.nbants);
+            ft_printf("start flags status %d, location %d \n", synt.s_cmd, synt.s_pos);
+            ft_printf("end flag status %d, location %d \n", synt.e_cmd, synt.e_pos);
+        }
+    }
+    return (0);
+}
\ No newline at end of file
diff --git a/srcs/lm_graph_utils.c b/srcs/lm_graph_utils.c
new file mode 100644
index 0000000..30ef487
--- /dev/null
+++ b/srcs/lm_graph_utils.c
@@ -0,0 +1,68 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   lm_graph_utils.c                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mndhlovu <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/03/29 07:17:06 by mndhlovu          #+#    #+#             */
+/*   Updated: 2019/03/29 07:17:26 by mndhlovu         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "lem_in.h"
+
+t_adjnode                   *lm_new_node(int dest)
+{
+    t_adjnode               *new;
+
+    if (!(new = (t_adjnode *)malloc(sizeof(t_adjnode))))
+        return (NULL);
+    new->dest = dest;
+    new->next = NULL;
+    return (new);
+}
+
+t_graph                      *lm_creategraph(int v)
+{
+    t_graph                  *new_graph;
+    int                       index;
+
+    index = -1;
+    if (!(new_graph = (t_graph *)malloc(sizeof(t_graph))))
+        return (NULL);
+    new_graph->vert = v;
+    if (!(new_graph->array = (t_adjlist *)malloc(sizeof(t_adjlist) * v)))
+        return (NULL);
+    while (++index < v)
+        new_graph->array[index].head = NULL;
+    return (new_graph);
+}
+
+void                        lm_ext_conn(t_graph *graph, t_lmdata *data, 
+                            char *raw, t_syntax *synt)
+{
+    char                    **tab;
+
+    if (synt->gr_status == 5)
+    {
+        graph = lm_creategraph(data->nb_nodes);
+        synt->gr_status = 1;
+    }
+    tab = ft_strsplit(raw, '-');
+    if (tab != NULL)
+        lm_add_edge(graph, lm_find_index(data, tab[0]), lm_find_index(data, tab[1]));
+}
+
+//function to add the edges and create a proper adjacency list
+void                        lm_add_edge(t_graph *graph, int src, int dest)
+{
+    t_adjnode               *newnode;
+
+    newnode = lm_new_node(dest);
+    newnode->next = graph->array[src].head;
+    graph->array[src].head = newnode;
+    newnode = lm_new_node(src);
+    newnode->next = graph->array[dest].head;
+    graph->array[dest].head = newnode;
+}
\ No newline at end of file
diff --git a/srcs/lm_mem_utils.c b/srcs/lm_mem_utils.c
new file mode 100644
index 0000000..803774e
--- /dev/null
+++ b/srcs/lm_mem_utils.c
@@ -0,0 +1,77 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   lm_mem_utils.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mndhlovu <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/03/25 06:31:37 by mndhlovu          #+#    #+#             */
+/*   Updated: 2019/03/25 06:31:45 by mndhlovu         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "lem_in.h"
+
+void                lm_init_data(t_syntax *synt, t_lmdata *ldata)
+{
+    synt->s_cmd = 0;
+    synt->s_pos = 0;
+    synt->e_cmd = 0;
+    synt->e_pos = 0;
+    synt->gr_status = 0;
+    synt->e_vert = 0;
+    synt->s_vert = 0;
+    synt->v_flag = 0;
+    ldata->nbants = 0;
+    ldata->nb_nodes = 0;
+    ldata->nodes_data = NULL;
+    ldata->nodes = NULL;
+    ldata->adj = NULL;
+}
+
+void               lm_add_vertex(t_lmdata *ldata, char *raw, char flag)
+{
+    char                **tab;
+    t_node              *room;
+    t_node              *tmp;
+
+    if (!(room = (t_node *)malloc(sizeof(t_node))))
+        return ;
+    tab = ft_strsplit(raw, ' ');
+    if (tab != NULL)
+    {
+        room->name = tab[0];
+        room->x = ft_atoi(tab[1]);
+        room->y = ft_atoi(tab[2]);
+        room->role = flag;
+        room->ind = ldata->nb_nodes;
+        room->next = NULL;
+        if (ldata->nodes_data == NULL)
+            ldata->nodes_data = room;
+        else
+        {
+            tmp = ldata->nodes_data;
+            while (tmp->next)
+                tmp = tmp->next;
+            tmp->next = room;
+        }
+        (ldata->nb_nodes)++;
+    }
+}
+
+int             lm_find_index(t_lmdata *data, char *str)
+{
+    t_node      *nodes;
+
+    nodes = data->nodes_data;
+    if (nodes != NULL)
+    {
+        while (nodes->next)
+        {
+            if (ft_strcmp(nodes->name, str))
+                return (nodes->ind);
+            nodes = nodes->next;
+        }
+    }
+    return (-1);
+}
\ No newline at end of file
diff --git a/srcs/lm_parser.c b/srcs/lm_parser.c
new file mode 100644
index 0000000..32e3d98
--- /dev/null
+++ b/srcs/lm_parser.c
@@ -0,0 +1,126 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   lm_parser.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: mndhlovu <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/03/25 06:30:51 by mndhlovu          #+#    #+#             */
+/*   Updated: 2019/03/25 06:30:57 by mndhlovu         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "lem_in.h"
+
+static void         lm_locate_cmd(int count, char *raw, t_syntax *synt)
+{
+    int                 s_state;
+    int                 e_state;
+    char                *tmp;
+    int                 index;
+
+    index = 0;
+    s_state = synt->s_cmd;
+    e_state = synt->e_cmd;
+    tmp = ft_strchr(raw, '#');
+    if ((!s_state || !e_state) && (tmp != NULL && raw[index + 1] == '#'))
+    {
+        if (!s_state)
+        {
+            if (ft_strcmp(tmp, "##start"))
+            {
+                synt->s_cmd = 1;
+                synt->e_pos = count;
+            }
+        }
+        if (!e_state)
+        {
+            if (ft_strcmp(tmp, "##end"))
+            {
+                synt->e_cmd = 1;
+                synt->s_pos = count;
+            }
+        }
+    }
+}
+
+static void         lm_get_vertices(int count, char *raw, t_syntax *synt,
+                        t_lmdata *data, t_graph *graph)
+{
+    int                 index;
+    char                *tmp;
+    char                *tmp2;
+    int                 value;
+
+    index = 0;
+    value = 0;
+    graph = NULL;
+    if (synt->s_cmd > 0 && (synt->e_pos == count - 1))
+    {
+        synt->s_vert = count;
+        lm_add_vertex(data, raw, 's');
+    }
+    if (synt->e_cmd > 0 && (synt->s_pos == count - 1))
+    {
+        synt->e_vert = count;
+        lm_add_vertex(data, raw, 'e');
+    }
+    if (count > 0 && (count != synt->s_vert && count != synt->e_vert)
+            && (count != synt->s_pos && count != synt->e_pos))
+    {
+        tmp = ft_strchr(raw, '-');
+        tmp2 = ft_strchr(raw, '#');
+        if (tmp == NULL && tmp2 == NULL)
+            lm_add_vertex(data, raw, 'v');
+        else if (tmp2 == NULL && tmp != NULL)
+        {
+            lm_ext_conn(graph, data, raw, synt);
+        }
+    }
+}
+
+static void         lm_get_ant_num(int count, char *raw, t_lmdata *ldata, t_syntax *synt)
+{
+    int             index;
+    int             value;
+
+    index = 0;
+    if (count == 0)
+    {
+        if (!ft_isdigit(raw[index + 1]))
+        {
+            value = raw[index] - '0';
+            ldata->nbants = (value > 0) ? value : 0;
+            synt->nb_state = 1;
+        }
+        if (ft_isdigit(raw[index + 1]))
+        {
+            ldata->nbants = (ft_atoi(raw) > 0) ? ft_atoi(raw) : 0;
+            synt->nb_state = 1;
+        }
+    }
+}
+
+
+int                 lm_parser(int fd, t_syntax *synt, t_lmdata *ldata,
+                    t_graph *graph)
+{
+    char            *raw;
+    int             ret;
+    int             index;
+
+    index = 0;
+    ft_printf("debug flags %d \n", index);
+    while ((ret = get_next_line(fd, &raw)))
+    {
+        if (ret == -1)
+            return (0);
+        lm_get_ant_num(index, raw, ldata, synt);
+        lm_locate_cmd(index, raw, synt);
+        lm_get_vertices(index, raw, synt, ldata, graph);
+        index++;
+    }
+    if (index > 1)
+        return (1);
+    return (0);
+}
\ No newline at end of file