diff --git a/jour04/run.py b/jour04/run.py
new file mode 100644
index 0000000..9a3d411
--- /dev/null
+++ b/jour04/run.py
@@ -0,0 +1,29 @@
+import hashlib
+
+myInput = "iwrupvqb"
+i = 1
+find = False
+md = None
+
+print("Traitement de la partie 1…")
+
+while not find:
+    md = hashlib.md5((myInput + str(i)).encode("utf-8"))
+    if md.hexdigest()[0:5] == "00000":
+        find = True;
+    else:
+        i += 1
+
+print(i)
+
+print("Traitement de la partie 2…")
+
+find = False
+while not find:
+    md = hashlib.md5((myInput + str(i)).encode("utf-8"))
+    if md.hexdigest()[0:6] == "000000":
+        find = True;
+    else:
+        i += 1
+
+print(i)