add decode_msg

algo.py

@@ -121,3 +121,15 @@ def fermat_factorization(n):
         a += 1
         
     return (a, b)
+
+def decode_msg(M):
+    """Decode a code UTF-8 in characters
+
+    Args:
+        M (uint): code UTF-8
+
+    Returns:
+        strings: a strings containing characters UTF-8
+    """
+    
+    return M.to_bytes((M.bit_length() + 7) // 8, "little").decode("utf-8")

main.py

+from ast import For, arguments, parse
+from cProfile import label
+from operator import truediv
+import sys
 from algo import *
 
 def main():
@@ -52,5 +56,9 @@ def main():
     for i in range(length):
         M[i] = exponentiation_rapide(mu[i], d, n)
 
+    for m in M:
+        print(decode_msg(m), end='')
+
 if __name__ == "__main__":
     main()
+    
\ No newline at end of file