diff --git a/TP nombre entier/main.py b/TP nombre entier/main.py
index edbf870..668c77e 100644
--- a/TP nombre entier/main.py	
+++ b/TP nombre entier/main.py	
@@ -1,9 +1,11 @@
 from sys import argv as args
 from tp_nombres_entiers import *
 
+
 def is_equal(a, b):
     return a == b
 
+
 def __main__():
     if len(args) == 2:
         if args[1] == "tp_nombres_entiers":
@@ -27,23 +29,27 @@ def __main__():
             mask = 0b10010001
             j = i & mask
             print(j)
+            k = 69
+            mask2 = 0b10010001
+            m = k & mask2
+            print(m)
             print("=======================positive_or_negative_4_bytes_int_to_bits=======================")
-            print(positive_or_negative_4_bytes_int_to_bits(0))
-            print(positive_or_negative_4_bytes_int_to_bits(1))
-            print(positive_or_negative_4_bytes_int_to_bits(2))
-            print(positive_or_negative_4_bytes_int_to_bits(3))
-            print(positive_or_negative_4_bytes_int_to_bits(4))
-            print(positive_or_negative_4_bytes_int_to_bits(5))
-            print(positive_or_negative_4_bytes_int_to_bits(6))
-            print(positive_or_negative_4_bytes_int_to_bits(7))
-            print(positive_or_negative_4_bytes_int_to_bits(-1))
-            print(positive_or_negative_4_bytes_int_to_bits(-2))
-            print(positive_or_negative_4_bytes_int_to_bits(-3))
-            print(positive_or_negative_4_bytes_int_to_bits(-4))
-            print(positive_or_negative_4_bytes_int_to_bits(-5))
-            print(positive_or_negative_4_bytes_int_to_bits(-6))
-            print(positive_or_negative_4_bytes_int_to_bits(-7))
-            print(positive_or_negative_4_bytes_int_to_bits(-8))
+            print("0: " + positive_or_negative_4_bytes_int_to_bits(0))
+            print("1: " + positive_or_negative_4_bytes_int_to_bits(1))
+            print("2: " + positive_or_negative_4_bytes_int_to_bits(2))
+            print("3: " + positive_or_negative_4_bytes_int_to_bits(3))
+            print("4: " + positive_or_negative_4_bytes_int_to_bits(4))
+            print("5: " + positive_or_negative_4_bytes_int_to_bits(5))
+            print("6: " + positive_or_negative_4_bytes_int_to_bits(6))
+            print("7: " + positive_or_negative_4_bytes_int_to_bits(7))
+            print("-1: " + positive_or_negative_4_bytes_int_to_bits(-1))
+            print("-2: " + positive_or_negative_4_bytes_int_to_bits(-2))
+            print("-3: " + positive_or_negative_4_bytes_int_to_bits(-3))
+            print("-4: " + positive_or_negative_4_bytes_int_to_bits(-4))
+            print("-5: " + positive_or_negative_4_bytes_int_to_bits(-5))
+            print("-6: " + positive_or_negative_4_bytes_int_to_bits(-6))
+            print("-7: " + positive_or_negative_4_bytes_int_to_bits(-7))
+            print("-8: " + positive_or_negative_4_bytes_int_to_bits(-8))
             print("=======================get_bits=======================")
             print(get_bits('10110', 1))
             print(get_bits('10110', 2))
@@ -55,11 +61,12 @@ def __main__():
             print(add('010101', '100111'))
             print(add('1', '1'))
         else:
-            print("Usage: python main.py <nombre>")
+            print("Usage: python main.py tp_nombres_entiers")
             return
     else:
-        print("Usage: python main.py <nombre>")
+        print("Usage: python main.py tp_nombres_entiers")
         return
 
+
 if __name__ == "__main__":
-    __main__()
\ No newline at end of file
+    __main__()
diff --git a/TP nombre entier/tp_nombres_entiers.py b/TP nombre entier/tp_nombres_entiers.py
index e3c0077..99fda0a 100644
--- a/TP nombre entier/tp_nombres_entiers.py	
+++ b/TP nombre entier/tp_nombres_entiers.py	
@@ -22,7 +22,7 @@ def int_to_bits(i):
 
 def positive_or_negative_4_bytes_int_to_bits(i):
     if i < 0:
-        i = 2 ** 32 + i
+        i = 16 + i
     b = ""
     while i > 0:
         b = str(i % 2) + b