diff --git a/Epreuve0.asm b/Epreuve0.asm
new file mode 100644
index 0000000..ffc0a2c
--- /dev/null
+++ b/Epreuve0.asm
@@ -0,0 +1,21 @@
+_main:
+    MOV R0 0   ; a
+    MOV R1 1   ; b
+    OUT R0     ; print 0
+
+_loop:
+    OUT R1     ; print b
+    MOV R2 0   ; 0
+    MOV R3 R0  ; c = a
+    SUB R2 R1  ; 0 - b
+    SUB R3 R2  ; a - (0 - b) = a - -b = a + b
+
+    MOV R0 R1  ; a = b
+    MOV R1 R3  ; b = c
+
+    CMP R0 R1
+    JLT _end   ; end si b < a
+    JMP _loop
+
+_end:
+    JMP _end
diff --git a/notes.txt b/notes.txt
new file mode 100644
index 0000000..e69de29