diff --git a/main.py b/main.py
new file mode 100644
index 0000000..a34db82
--- /dev/null
+++ b/main.py
@@ -0,0 +1,246 @@
+nombre = input("Entrez un nombre : ")
+
+res = ""
+
+if nombre == "0":
+   res = "zéro"
+
+def lettre(n):
+   res = ""
+   
+   if len(n) == 3:
+      if n[0] == "1":
+         res = "cent "
+      elif n[0] == "2":
+         res = "deux cent "
+      elif n[0] == "3":
+         res = "trois cent "
+      elif n[0] == "4":
+         res = "quatre cent "
+      elif n[0] == "5":
+         res = "cinq cent "
+      elif n[0] == "6":
+         res = "six cent "
+      elif n[0] == "7":
+         res = "sept cent "
+      elif n[0] == "8":
+         res = "huit cent "
+      elif n[0] == "9":
+         res = "neuf cent "
+   
+   if len(n) >= 2:
+      if n[-2] == "1":
+         if n[-1] == "0":
+            res += "dix "
+         elif n[-1] == "1":
+            res += "onze "
+         elif n[-1] == "2":
+            res += "douze "
+         elif n[-1] == "3":
+            res += "treize "
+         elif n[-1] == "4":
+            res += "quatorze "
+         elif n[-1] == "5":
+            res += "quinze "
+         elif n[-1] == "6":
+            res += "seize "
+         elif n[-1] == "7":
+            res += "dix-sept "
+         elif n[-1] == "8":
+            res += "dix-huit "
+         elif n[-1] == "9":
+            res += "dix-neuf "
+      elif n[-2] == "2":
+         res += "vingt "
+      elif n[-2] == "3":
+         res += "trente "
+      elif n[-2] == "4":
+         res += "quarante "
+      elif n[-2] == "5":
+         res += "cinquante "
+      elif n[-2] == "6":
+         res += "soixante "
+      elif n[-2] == "7":
+         res += "soixante-dix "
+      elif n[-2] == "8":
+         res += "quatre-vingt "
+      elif n[-2] == "9":
+         res += "quatre-vingt-dix "
+
+   if len(n) >= 1:
+      if n[-1] != 0:
+         if len(n) >= 2:
+            if n[-2] == "2" or n[-2] == "3" or n[-2] == "4" or n[-2] == "5" or n[-2] == "6":
+               if n[-1] == "1":
+                  res += "et un "
+               elif n[-1] == "2":
+                  res += "deux "
+               elif n[-1] == "3":
+                  res += "trois "
+               elif n[-1] == "4":
+                  res += "quatre "
+               elif n[-1] == "5":
+                  res += "cinq "
+               elif n[-1] == "6":
+                  res += "six "
+               elif n[-1] == "7":
+                  res += "sept "
+               elif n[-1] == "8":
+                  res += "huit "
+               elif n[-1] == "9":
+                  res += "neuf "
+
+            elif n[-2] == "7" or n[-2] == "9":
+               if n[-1] == "1":
+                  res += "onze "
+               if n[-1] == "2":
+                  res += "douze "
+               if n[-1] == "3":
+                  res += "treize "
+               if n[-1] == "4":
+                  res += "quatorze "
+               if n[-1] == "5":
+                  res += "quinze "
+               if n[-1] == "6":
+                  res += "seize "
+               if n[-1] == "7":
+                  res += "dix-sept "
+               if n[-1] == "8":
+                  res += "dix-huit "
+               if n[-1] == "9":
+                  res += "dix-neuf "
+            
+            elif n[-2] == "8":
+               if n[-1] == "1":
+                  res += "un "
+               elif n[-1] == "2":
+                  res += "deux "
+               elif n[-1] == "3":
+                  res += "trois "
+               elif n[-1] == "4":
+                  res += "quatre "
+               elif n[-1] == "5":
+                  res += "cinq "
+               elif n[-1] == "6":
+                  res += "six "
+               elif n[-1] == "7":
+                  res += "sept "
+               elif n[-1] == "8":
+                  res += "huit "
+               elif n[-1] == "9":
+                  res += "neuf "
+            
+            else:
+               if n[-1] == "1":
+                  res += "un "
+               elif n[-1] == "2":
+                  res += "deux "
+               elif n[-1] == "3":
+                  res += "trois "
+               elif n[-1] == "4":
+                  res += "quatre "
+               elif n[-1] == "5":
+                  res += "cinq "
+               elif n[-1] == "6":
+                  res += "six "
+               elif n[-1] == "7":
+                  res += "sept "
+               elif n[-1] == "8":
+                  res += "huit "
+               elif n[-1] == "9":
+                  res += "neuf "
+
+         else:
+            if n[-1] == "1":
+               res += "un "
+            elif n[-1] == "2":
+               res += "deux "
+            elif n[-1] == "3":
+               res += "trois "
+            elif n[-1] == "4":
+               res += "quatre "
+            elif n[-1] == "5":
+               res += "cinq "
+            elif n[-1] == "6":
+               res += "six "
+            elif n[-1] == "7":
+               res += "sept "
+            elif n[-1] == "8":
+               res += "huit "
+            elif n[-1] == "9":
+               res += "neuf "
+
+   return res
+
+
+listNombre = []
+while nombre != "":
+   listNombre.append(nombre[-3:])
+   nombre = nombre[:-3]
+
+select = 0
+for part in listNombre:
+   select += 1
+   if select == 2:
+      res = lettre(part) + "mille "  + res
+   elif select == 3:
+      res = lettre(part) + "million " + res
+   elif select == 4:
+      res = lettre(part) + "milliard " + res
+   elif select == 5:
+      res = lettre(part) + "billion " + res
+   elif select == 6:
+      res = lettre(part) + "billiard " + res
+   elif select == 7:
+      res = lettre(part) + "trillion " + res
+   elif select == 8:
+      res = lettre(part) + "trilliard " + res
+   elif select == 9:
+      res = lettre(part) + "quadrillion " + res
+   elif select == 10:
+      res = lettre(part) + "quadrilliard " + res
+   elif select == 11:
+      res = lettre(part) + "quintillion " + res
+   elif select == 12:
+      res = lettre(part) + "quintilliard " + res
+   elif select == 13:
+      res = lettre(part) + "sextillion " + res
+   elif select == 14:
+      res = lettre(part) + "sextilliard " + res
+   elif select == 15:
+      res = lettre(part) + "septillion " + res
+   elif select == 16:
+      res = lettre(part) + "septilliard " + res
+   elif select == 17:
+      res = lettre(part) + "octillion " + res
+   elif select == 18:
+      res = lettre(part) + "octilliard " + res
+   elif select == 19:
+      res = lettre(part) + "nonillion " + res
+   elif select == 20:
+      res = lettre(part) + "nonilliard " + res
+   elif select == 21:
+      res = lettre(part) + "décillion " + res
+   elif select == 22:
+      res = lettre(part) + "décilliard " + res
+   elif select == 23:
+      res = lettre(part) + "undécillion " + res
+   elif select == 24:
+      res = lettre(part) + "undécilliard " + res
+   elif select == 25:
+      res = lettre(part) + "duodécillion " + res
+   elif select == 26:
+      res = lettre(part) + "duodécilliard " + res
+   elif select == 27:
+      res = lettre(part) + "tridécillion " + res
+   elif select == 28:
+      res = lettre(part) + "tridécilliard " + res
+   elif select == 29:
+      res = lettre(part) + "quattuordécillion " + res
+   elif select == 30:
+      res = lettre(part) + "quattuordécilliard " + res
+   
+   else:
+      res = lettre(part) + res
+
+print(res)