diff --git a/conf.c b/conf.c
index 4c2891c..4652498 100644
--- a/conf.c
+++ b/conf.c
@@ -14,5 +14,28 @@ ptDate newDate(int day, int month, int year) {
 }
 
 void printDate(ptDate date) {
-	printf("%d/%d/%d\n", date -> day, date -> month, date -> year);
+	printf("date : %d/%d/%d\n", date -> day, date -> month, date -> year);
+}
+
+ptConf newConfChain() {
+	ptConf confChain = (ptConf) malloc(sizeof(ptConf));
+
+	confChain -> next = NULL;
+
+	return confChain;
+}
+
+void addConf(ptConf confChainStart, char title[], char speaker[], int day, int month, int year) {
+	ptConf px = confChainStart;
+
+	while (px -> next != NULL) {
+		px = px -> next;
+	}
+
+	px -> date = newDate(day, month, year);
+	strcpy(px -> title, title);
+	strcpy(px -> speaker, speaker);
+	// ajouter le builder de liste de participants
+	px -> next = (ptConf) malloc(sizeof(ptConf));
+	px -> next -> next = NULL;
 }
\ No newline at end of file
diff --git a/conf.h b/conf.h
index ef572af..b7d0b8e 100644
--- a/conf.h
+++ b/conf.h
@@ -7,18 +7,43 @@ typedef struct date {
 	int year;
 } tDate;
 
+struct listenerList;
+
 typedef struct conf {
-	tDate date;
+	tDate *date;
 	char title[30];
 	char speaker[20];
-	struct tConf* next;
+	struct listenerList* listeners;
+	struct conf* next;
 } tConf;
 
+typedef struct confList {
+	struct tConf* conf;
+	struct tConfList* next;
+} tConfList;
+
+typedef struct listener {
+	char name[20];
+	int age;
+	int level;
+	struct tConfList* confs;
+	struct tListener* next;
+} tListener;
+
+typedef struct listenerList {
+	struct tListener* listener;
+	struct tListenerList* next;
+} tListenerList;
+
 typedef tDate* ptDate;
 typedef tConf* ptConf;
+typedef tListener* ptListener;
+typedef tConfList* ptConfList;
+typedef tListenerList* ptListenerList;
 
 ptDate newDate(int day, int month, int year);
-
 void printDate(ptDate date);
+ptConf newConfChain();
+void addConf(ptConf confChainStart, char title[], char speaker[], int day, int month, int year);
 
 #endif // CONF_H
\ No newline at end of file
diff --git a/main b/main
index 81ad83d..47276e7 100644
Binary files a/main and b/main differ
diff --git a/main.c b/main.c
index 90697d9..62255dd 100644
--- a/main.c
+++ b/main.c
@@ -4,9 +4,12 @@
 
 int main() 
 {
-	ptDate date = newDate(12,12,2023);
+	ptConf confChain = newConfChain();
 
-	printDate(date);
+	addConf(confChain, "test", "tesst", 21, 120, 2023);
+
+	printf("title : %s\nspeaker : %s\n", confChain -> title, confChain -> speaker);
+	printDate(confChain -> date);
 
 	return 0;
 }
\ No newline at end of file