diff --git a/DEV1.1/TP01/AinASCII.c b/DEV1.1/TP01/AinASCII.c
new file mode 100644
index 0000000..7d5bef0
--- /dev/null
+++ b/DEV1.1/TP01/AinASCII.c
@@ -0,0 +1,8 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main() {
+  char a_letter = 'a' - 32; //32 = 2^5//
+  printf("%c\n", a_letter);
+  return 0;
+}
diff --git a/DEV1.1/TP01/CaractereASCII.c b/DEV1.1/TP01/CaractereASCII.c
new file mode 100644
index 0000000..6f5a62b
--- /dev/null
+++ b/DEV1.1/TP01/CaractereASCII.c
@@ -0,0 +1,7 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void) {
+  char seven = '6'+1;
+  printf("%c\n", seven);
+}
diff --git a/DEV1.1/TP01/EncodageASCII.c b/DEV1.1/TP01/EncodageASCII.c
new file mode 100644
index 0000000..45cb7a5
--- /dev/null
+++ b/DEV1.1/TP01/EncodageASCII.c
@@ -0,0 +1,7 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void) {
+  printf("%c\n", 'î');
+  return EXIT_SUCCESS;
+}
diff --git a/DEV1.1/TP01/ExtractBirth.c b/DEV1.1/TP01/ExtractBirth.c
new file mode 100644
index 0000000..1c14cac
--- /dev/null
+++ b/DEV1.1/TP01/ExtractBirth.c
@@ -0,0 +1,12 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main() {
+  printf("Veuillez entrer le 2e, 3e, 4e et 5e numéro indiqué sur votre numéro de sécurité sociale dans le bonne ordre.\n");
+  char year1 = getchar();
+  char year2 = getchar();
+  char month1 = getchar();
+  char month2 = getchar();
+  printf("Vous êtes né le %c%c/%c%c\n", month1, month2, year1, year2);
+  return 0;
+}
diff --git a/DEV1.1/TP01/bases.c b/DEV1.1/TP01/bases.c
new file mode 100644
index 0000000..afc9600
--- /dev/null
+++ b/DEV1.1/TP01/bases.c
@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include <stdlib.h>
+ 
+int main(void) {
+  printf("%d\n", 72);
+  printf("%d\n", 0110);
+  printf("%d\n", 0x48);
+  return EXIT_SUCCESS;
+}
+
+01001
+
+
+10
+11
+12
+13
+14
+15
diff --git a/DEV1.1/TP01/salut.c b/DEV1.1/TP01/salut.c
new file mode 100644
index 0000000..98aea86
--- /dev/null
+++ b/DEV1.1/TP01/salut.c
@@ -0,0 +1,26 @@
+/* premier programme */
+
+#include <stdlib.h>
+#include <stdio.h>
+
+int main(void) {
+  char lettre1 = 'H';
+  char lettre2 = 'e';
+  char lettre3 = 'l';
+  char lettre4 = 'l';
+  char lettre5 = 'o';
+  char lettre6 = ' ';
+  char lettre7 = 'W';
+  char lettre8 = 'o';
+  char lettre9 = 'r';
+  char lettre10 = 'l';
+  char lettre11 = 'd';
+  char lettre12 = ' ';
+  char lettre13 = ':';
+  char lettre14 = ')';
+  char lettre15 = ')';
+  char lettre16 = ')';
+  printf("%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c%c", lettre1, lettre2, lettre3,lettre4, lettre5, lettre6 ,lettre7, lettre8, lettre9, lettre10, lettre11, lettre12, lettre13, lettre14, lettre15, lettre16);
+  return EXIT_SUCCESS;
+}
+
diff --git a/DEV1.1/TP02/#bases.c# b/DEV1.1/TP02/#bases.c#
new file mode 100644
index 0000000..767de65
--- /dev/null
+++ b/DEV1.1/TP02/#bases.c#
@@ -0,0 +1,19 @@
+#include <stdio.h>
+#include <stdlib.h>
+ 
+int main(void) {
+  printf("%d\n", 72);
+  printf("%d\n", 0110);
+  printf("%d\n", 0x48);
+  return EXIT_SUCCESS;
+}
+
+01001
+
+
+10
+11
+12
+13
+14
+15
\ No newline at end of file
diff --git a/DEV1.1/TP02/4.c b/DEV1.1/TP02/4.c
new file mode 100644
index 0000000..1988d00
--- /dev/null
+++ b/DEV1.1/TP02/4.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void) {
+  int n = 12;
+  printf(%d, (n>>7)&1);
+  printf(%d, (n>>6)&1);
+  printf(%d, (n>>5)&1);
+  printf(%d, (n>>4)&1);
+  printf(%d, (n>>3)&1);
+  printf(%d, (n>>2)&1);
+  printf(%d, (n>>1)&1);
+  printf(%d, n&1);
+  printf(\n);
+  return EXIT_SUCESS;
+}
diff --git a/DEV1.1/TP02/bases.c b/DEV1.1/TP02/bases.c
new file mode 100644
index 0000000..558e53c
--- /dev/null
+++ b/DEV1.1/TP02/bases.c
@@ -0,0 +1,9 @@
+#include <stdio.h>
+#include <stdlib.h>
+ 
+int main(void) {
+  printf("%d\n", 72);
+  printf("%d\n", 0110);
+  printf("%d\n", 0x48);
+  return EXIT_SUCCESS;
+}
diff --git a/DEV1.1/TP02/reponses.txt b/DEV1.1/TP02/reponses.txt
new file mode 100644
index 0000000..82dda66
--- /dev/null
+++ b/DEV1.1/TP02/reponses.txt
@@ -0,0 +1,2 @@
+Je pense que le programme affichera :
+