diff --git a/DEV1.1/TP13/epilepsie.c b/DEV1.1/TP13/epilepsie.c
new file mode 100644
index 0000000..fa67df6
--- /dev/null
+++ b/DEV1.1/TP13/epilepsie.c
@@ -0,0 +1,28 @@
+#include <graph.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+
+int main(int argc, char const *argv[])
+{
+	FILE *f;
+	f=fopen("image.bin","r");
+	int x;
+	int y;
+	couleur c;
+	fread(&x,sizeof(int),1,f);
+	fread(&y,sizeof(int),1,f);
+	InitialiserGraphique();
+	CreerFenetre(10,10,x,y);
+	for(int i=0;i<x;i++)
+	{
+		for(int j=0;j<y;j++)
+		{
+			fread(&c,sizeof(unsigned long int),1,f);
+			ChoisirCouleurDessin(c);
+			DessinerPixel(i,j);
+		}
+	}
+	Touche();
+	FermerGraphique();
+}
\ No newline at end of file
diff --git a/DEV1.1/TP13/image.bin b/DEV1.1/TP13/image.bin
new file mode 100644
index 0000000..d67e8de
Binary files /dev/null and b/DEV1.1/TP13/image.bin differ
diff --git a/DEV1.1/TP13/quartdepilepsie.c b/DEV1.1/TP13/quartdepilepsie.c
new file mode 100644
index 0000000..2220d6e
--- /dev/null
+++ b/DEV1.1/TP13/quartdepilepsie.c
@@ -0,0 +1,30 @@
+#include <graph.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+
+int main(int argc, char const *argv[])
+{
+	FILE *f;
+	f=fopen("image.bin","r");
+	int x;
+	int y;
+	couleur c;
+	fread(&x,sizeof(int),1,f);
+	fread(&y,sizeof(int),1,f);
+	InitialiserGraphique();
+	CreerFenetre(10,10,x,y);
+	fseek(f,(sizeof(unsigned long int)*768*(1024/2)),SEEK_SET);
+	for(int i=1024/2;i<x;i++)
+	{
+		fseek(f,(sizeof(unsigned long int)*(768/2)),SEEK_CUR);
+		for(int j=768/2;j<y;j++)
+		{
+			fread(&c,sizeof(unsigned long int),1,f);
+			ChoisirCouleurDessin(c);
+			DessinerPixel(i,j);
+		}
+	}
+	Touche();
+	FermerGraphique();
+}
\ No newline at end of file
diff --git a/DEV1.1/TP13/rebour.c b/DEV1.1/TP13/rebour.c
new file mode 100644
index 0000000..f80c413
--- /dev/null
+++ b/DEV1.1/TP13/rebour.c
@@ -0,0 +1,29 @@
+#include <graph.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <time.h>
+#include <unistd.h>
+
+
+int main(int argc, char const *argv[])
+{
+	int min;
+	int heure;
+	printf("rentrez une heure (format: hh mm):\n");
+	scanf("%d %d",&heure,&min);
+	InitialiserGraphique();
+	CreerFenetre(10,10,130,38);
+	time_t t = time(NULL);
+	struct tm tm = *localtime(&t);
+	char tab[8];
+	couleur c=CouleurParNom("white");
+	while(5!=0)
+	{	
+		EffacerEcran(c);
+		t = time(NULL);
+		tm = *localtime(&t);
+		sprintf(tab,"%02d:%02d:%02d",heure-tm.tm_hour,min-tm.tm_min,60-tm.tm_sec);
+		EcrireTexte(10,30,tab,2);
+		sleep(1);
+	} 
+}