diff --git a/.DS_Store b/.DS_Store
index ecfd01c..f76199e 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/Detection/detect_circles.py b/Detection/detect_circles.py
new file mode 100644
index 0000000..aa5be13
--- /dev/null
+++ b/Detection/detect_circles.py
@@ -0,0 +1,28 @@
+# import the necessary packages
+
+import numpy as np
+import argparse
+import cv2
+
+import cv2.cv as cv
+circles = cv2.HoughCircles(gray,cv.CV_HOUGH_GRADIENT)
+
+img = cv2.imread("numeriser.png")
+gray = cv2.cvtColor(img,cv2.COLOR_BGR2GRAY)
+circles = cv2.HoughCircles(gray,cv2.HOUGH_GRADIENT)
+
+# ensure at least some circles were found
+if circles is not None:
+	# convert the (x, y) coordinates and radius of the circles to integers
+	circles = np.round(circles[0, :]).astype("int")
+
+	# loop over the (x, y) coordinates and radius of the circles
+	for (x, y, r) in circles:
+		# draw the circle in the output image, then draw a rectangle
+		# corresponding to the center of the circle
+		cv2.circle(output, (x, y), r, (0, 255, 0), 4)
+		cv2.rectangle(output, (x - 5, y - 5), (x + 5, y + 5), (0, 128, 255), -1)
+
+	# show the output image
+	cv2.imshow("output", np.hstack([image, output]))
+	cv2.waitKey(0)
diff --git a/France io/france io.py b/France io/france io.py
new file mode 100644
index 0000000..b079456
--- /dev/null
+++ b/France io/france io.py	
@@ -0,0 +1,81 @@
+l="""1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1
+0
+1
+1
+0
+1
+1
+1
+1
+1
+1
+1
+0
+1
+1
+1
+0
+1
+1
+1
+1
+1
+1
+1
+1
+1
+1"""
+
+
+nbLivres, nbJours = map(int, input().strip().split())
+
+bibliotheque=list(range(nbLivres))
+clients=[]
+
+def visiter(bibliotheque,clients):
+    bibliotheque=retirer(bibliotheque,clients)
+    bibliotheque=ajouter(bibliotheque,clients)
+    return bibliotheque
+
+def ajouter(bibliotheque,clients):
+    aujourdhui=len(clients)
+    for (jour,clients_aujourdhui) in enumerate(clients):
+        for client in clients_aujourdhui:
+            indice, duree = client
+            if jour+duree == aujourdhui:
+                bibliotheque.append(indice)
+    return bibliotheque
+
+def retirer(bibliotheque, clients):
+    if len(clients)==0:
+        return bibliotheque
+    for client in clients[-1]:
+        indice = client[0]
+        if indice in bibliotheque:
+            bibliotheque.remove(indice)
+            print(1)
+        else:
+            print(0)
+    return bibliotheque
+
+for _ in range(1, nbJours + 1):
+    nbClients = int(input().strip())
+    nouveaux_clients=[]
+    for _ in range(0, nbClients):
+        indice, duree = map(int, input().strip().split())
+        nouveaux_clients.append([indice, duree])
+    clients.append(nouveaux_clients)
+    bibliotheque=visiter(bibliotheque,clients)
+    print(bibliotheque)
diff --git a/Maths Stuff/Main.py b/Maths Stuff/Main.py
new file mode 100644
index 0000000..288c937
--- /dev/null
+++ b/Maths Stuff/Main.py	
@@ -0,0 +1,3 @@
+from Solver import *
+
+print(solve("2x+5=6"))
diff --git a/Maths Stuff/Solver.py b/Maths Stuff/Solver.py
new file mode 100644
index 0000000..63d4b8e
--- /dev/null
+++ b/Maths Stuff/Solver.py	
@@ -0,0 +1,91 @@
+from set import *
+from equation import *
+from expression import *
+
+
+    def __init__(self):
+        self.solved=False
+        self.valid_equation=None
+        self.valid_typeCheck=None
+        self.comparisons=None
+        self.unknowns=None
+        self.resolution=[]
+        self.loadVocabulary()
+
+
+    def __call__(self,input):
+        self.input=input
+        self.type=type(self.input)
+        self.output=""
+        self.analyse()
+        self.end()
+        return self.output
+
+
+    def loadVocabulary(self):
+        self.lower_case_alphabet="abcdefghijklmnopqrstuvwxyz"
+        self.upper_case_alphabet="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+        self.all_case_alphabet=self.lower_case_alphabet+self.upper_case_alphabet
+        self.operations="+-*/!%^()"
+        self.comparisons="=<>~"
+        self.numbers="0123456789"
+        self.valid_types=[str]
+
+    def analyse(self):
+        self.isValidType(self.input)
+        if not self.valid_typeCheck:
+            self.output="The type is not valid.\n"
+        else:
+            self.isEquation(self.input)
+            if self.valid_equation:
+                self.equation=self.input
+                self.solveEquation(self.equation)
+            else:
+                self.output="The input isn't an equation."
+
+    def isValidType(self,input):
+        if self.type in self.valid_types:
+            self.valid_typeCheck=True
+        else:
+            self.output+="Insert an input of type:\n"
+            self.output+=str(self.valid_types)+"\n"
+            self.valid_typeCheck=False
+
+    def isEquation(self,input):
+        valid_equation=True
+        comparisons=intersection(input,self.comparisons)
+        unknowns=intersection(input,self.all_case_alphabet)
+        operations=intersection(input,self.operations)
+        if len(comparisons)==0:
+            valid_equation=False
+        if len(unknowns)==0:
+            valid_equation=False
+        self.valid_equation=valid_equation
+
+
+    def solveEquation(self,equation):
+        self.equation=equation
+        self.step=0
+        self.max_steps=100
+        while self.step<self.max_steps and not self.solved:
+            self.resolution.append(self.equation)
+            self.unknowns=intersection(equation,self.all_case_alphabet)
+            self.comparisons=intersection(equation,self.comparisons)
+            self.operations=intersection(equation,self.operations)
+            self.equation=isolate(equation)
+            if len(self.unknowns)==1 and self.comparisons==["="] and self.operations:
+                pass
+            self.output+="Resolution: \n"
+            self.output+=str(self.resolution)+"\n"
+
+    def end(self):
+        if not self.solved:
+            if len(self.output)==0:
+                self.output+="The resolution of this problem still needs to be implemented."
+            else:
+                self.output+="The resolution of this problem is being implemented."
+
+solve=Solver()
+
+if __name__=="__main__":
+    solve(input("Enter: "))
diff --git a/Maths Stuff/expression.py b/Maths Stuff/expression.py
new file mode 100644
index 0000000..17cd9fd
--- /dev/null
+++ b/Maths Stuff/expression.py	
@@ -0,0 +1,11 @@
+def countCharacters(expression,character):
+    r=0
+    for i in input:
+        if i==character:
+            r+=1
+    return count
+
+
+
+def simplifyParenthesis(expression):
+    return expression
diff --git a/Socket/chat client.py b/Socket/chat client.py
new file mode 100644
index 0000000..94ab1fa
--- /dev/null
+++ b/Socket/chat client.py	
@@ -0,0 +1,57 @@
+import socket
+import select
+import errno
+import sys
+
+HEADER_LENGTH=10
+IP="172.16.0.27."
+#IP="86.242.99.166"
+IP='192.168.1.11'
+IP='localhost'
+IP=socket.gethostname()
+IP='localhost'
+print(IP)
+PORT=1236
+
+my_username=input("username: ")
+client_socket=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
+client_socket.connect((IP,PORT))
+client_socket.setblocking(False)
+
+
+username=my_username.encode('utf-8')
+username_header=f"{len(username):<{HEADER_LENGTH}}".encode('utf-8')
+client_socket.send(username_header+username)
+
+while True:
+    message=input(f"{my_username}>")
+
+    if message:
+        message=message.encode('utf-8')
+        message_header=f"{len(message):<{HEADER_LENGTH}}".encode('utf-8')
+        client_socket.send(message_header+message)
+    try:
+        while True:
+            #receive things
+            username_header=client_socket.recv(HEADER_LENGTH)
+            if not len(username_header):
+                print("connection closed by the server")
+                sys.exit()
+
+            username_length=int(username_header.decode('utf-8').strip())
+            username=client_scoket.recv(username_length).decode('utf-8')
+
+            message_header=client_socket.recv(HEADER_LENGTH)
+            message_length=int(message_header.decode('utf-8').strip())
+            message=client.socket.recv(message_length).decode('utf-8')
+
+            print(f"{username}>{message}")
+    except IOError as e:
+        if e.errno != errno.EAGAIN and e.errno != errno.EWOULDBLOCK:
+            print("reading error",str(e))
+            sys.exit()
+        continue
+
+    except Exception as e:
+        print("general error",str(e))
+        sys.exit()
diff --git a/Socket/chat server.py b/Socket/chat server.py
new file mode 100644
index 0000000..a68f529
--- /dev/null
+++ b/Socket/chat server.py	
@@ -0,0 +1,70 @@
+import socket
+import select
+
+HEADER_LENGTH=10
+IP="172.16.0.27."
+#IP="86.242.99.166"
+#IP='192.168.1.11'
+IP=socket.gethostname()
+IP=''
+print(IP)
+PORT=1236
+
+
+server_socket=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
+server_socket.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)
+
+server_socket.bind((IP,PORT))
+
+server_socket.listen()
+
+sockets_list=[server_socket]
+
+clients={}
+
+def receive_message(client_socket):
+    try:
+        message_header=client_socket.recv(HEADER_LENGTH)
+        if not len(message_header):
+            return False
+        else:
+            message_length=int(message_header.decode("utf-8").strip())
+            return {"header":message_header,"data":client_socket.recv(message_length)}
+    except:
+        return False
+
+while True:
+    read_sockets,_,exception_sockets=select.select(sockets_list,[],sockets_list)
+    for notified_socket in read_sockets:
+        if notified_socket==server_socket:
+            client_socket,client_address=server_socket
+
+            user = receive_message(client_socket)
+            if user is False:
+                continue
+
+            sockets_list.append(client_socket)
+
+            clients[client_socket]=user
+
+            print(f"Accepted new connection from {client_address[0]}:{client_address[1]} username: {user['data'].decode('utf-8')}")
+
+        else:
+            message=receive_message(notified_socket)
+            if message is False:
+                m=clients[notified_socket]['data'].decode('utf-8')
+                print("Closed connection from {}".format(m))
+                sockets_list.remove(notified_socket)
+                del clients[notified_sockets]
+                continue
+
+            user = clients[notified_socket]
+
+            print(f"Received message from {user['data'].decode('utf-8')}: {message['data'].decode('utf-8')}")
+            for client_socket in clients:
+                if client_socket != notified_socket:
+                    client_socket.send(user['header']+user['data']+message['header']+message['data'])
+
+            for notified_socket in exception_sockets:
+                sockets_list.remove(notified_socket)
+                del clients[notified_socket]
diff --git a/Sockets/client.py b/Socket/client.py
similarity index 100%
rename from Sockets/client.py
rename to Socket/client.py
diff --git a/Sockets/server.py b/Socket/server.py
similarity index 100%
rename from Sockets/server.py
rename to Socket/server.py
diff --git a/Sockets/test infinite loop.py b/Socket/test infinite loop.py
similarity index 100%
rename from Sockets/test infinite loop.py
rename to Socket/test infinite loop.py
diff --git a/Sockets/chat client.py b/Sockets/chat client.py
index e69de29..c67a0a4 100644
--- a/Sockets/chat client.py	
+++ b/Sockets/chat client.py	
@@ -0,0 +1,58 @@
+import socket
+import select
+import errno
+import sys
+import time
+
+HEADER_LENGTH=10
+IP="127.0.0.1"
+IP=socket.gethostname()
+PORT=1238
+
+to=time.time()
+duration=20
+
+my_username="Marc"
+client_socket=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
+client_socket.connect((IP,PORT))
+client_socket.setblocking(False)
+
+username=my_username.encode('utf-8')
+username_header=f"{len(username):<{HEADER_LENGTH}}".encode('utf-8')
+client_socket.send(username_header+username)
+
+while time.time()-to<duration:
+    message="hi im "+my_username
+
+    if message:
+        message=message.encode('utf-8')
+        message_header=f"{len(message):<{HEADER_LENGTH}}".encode('utf-8')
+        client_socket.send(message_header+message)
+    try:
+        while True:
+            #receive things
+            username_header=client_socket.recv(HEADER_LENGTH)
+            if not len(username_header):
+                print("Client: Connection closed by the server")
+                sys.exit()
+
+            username_length=int(username_header.decode('utf-8').strip())
+            username=client_socket.recv(username_length).decode('utf-8')
+
+            message_header=client_socket.recv(HEADER_LENGTH)
+            message_length=int(message_header.decode('utf-8').strip())
+            message=client_socket.recv(message_length).decode('utf-8')
+
+            print(f"Client: {username}>{message}")
+    except IOError as e:
+        if e.errno != errno.EAGAIN or e.errno != errno.EWOULDBLOCK:
+            print("Client: Reading error",str(e))
+            sys.exit()
+        continue
+
+    except Exception as e:
+        print("Client: General error",str(e))
+        sys.exit()
+
+
+print("the client is done running")
diff --git a/Sockets/chat server.py b/Sockets/chat server.py
index 69dc62d..b325a21 100644
--- a/Sockets/chat server.py	
+++ b/Sockets/chat server.py	
@@ -1,13 +1,18 @@
 import socket
 import select
+import time
 
 HEADER_LENGTH=10
 IP="127.0.0.1"
-PORT=1234
+IP=socket.gethostname()
+PORT=1238
+
+to=time.time()
+duration=20
 
 
 server_socket=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
-server.socket.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)
+server_socket.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)
 
 server_socket.bind((IP,PORT))
 
@@ -28,11 +33,11 @@ def receive_message(client_socket):
     except:
         return False
 
-while True:
-    read_sockets,_,exception_sockets=select.select(sockets_list,[],sockets_lists)
+while time.time()-to<duration:
+    read_sockets,_,exception_sockets=select.select(sockets_list,[],sockets_list)
     for notified_socket in read_sockets:
         if notified_socket==server_socket:
-            client_socket,client_address=server_socket
+            client_socket,client_address=server_socket.accept()
 
             user = receive_message(client_socket)
             if user is False:
@@ -42,19 +47,19 @@ while True:
 
             clients[client_socket]=user
 
-            print(f"Accepted new connection from {client_address[0]}:{client_address[1]} username: {user['data'].decode('utf-8')}")
+            print(f"Server: Accepted new connection from {client_address[0]}:{client_address[1]} username: {user['data'].decode('utf-8')}")
 
         else:
             message=receive_message(notified_socket)
             if message is False:
-                print(f"Closed connection from {clients[notified_socket]['data'].decode('utf-8')})
+                print("Server: Closed connection from {}".format(clients[notified_socket]['data'].decode('utf-8')))
                 sockets_list.remove(notified_socket)
-                del clients[notified_sockets]
+                del clients[notified_socket]
                 continue
 
             user = clients[notified_socket]
 
-            print(f"Received message from {user['data'].decode('utf-8')}: {message['data'].decode('utf-8')}")
+            print(f"Server: Received message from {user['data'].decode('utf-8')}: {message['data'].decode('utf-8')}")
             for client_socket in clients:
                 if client_socket != notified_socket:
                     client_socket.send(user['header']+user['data']+message['header']+message['data'])
@@ -62,3 +67,6 @@ while True:
             for notified_socket in exception_sockets:
                 sockets_list.remove(notified_socket)
                 del clients[notified_socket]
+
+
+print("the server is done running")
diff --git a/Teletype/compte et bon.py b/Teletype/compte et bon.py
new file mode 100644
index 0000000..8fc8d3e
--- /dev/null
+++ b/Teletype/compte et bon.py	
@@ -0,0 +1,96 @@
+import copy
+
+"""
+objectif = int(input("saisir le nb a obtenir: "))
+n = int(input("saisir la quantité de nombres disponibles: "))
+nb = []
+for i in range(n):
+    nb.append(int(input().strip()))
+"""
+
+objectif = 8136
+numbers = [4,5,6,7,8,9]
+
+def couples(A):
+    ans = []
+    n = len(A)
+    for i in range(n - 1):
+        for j in range(i + 1, n):
+            ans.append([A[i], A[j]])
+    return ans
+
+toInt=lambda x:list(map(eval,x))
+toStr=lambda x:list(map(str,x))
+
+def operations(A):
+    a, b = A
+    ans = []
+    ans=[]
+    ans.append(a+"+"+b)
+    ans.append(a+"-"+b)
+    ans.append(b+"-"+a)
+    if eval(b) != 0:
+        ans.append(a+"/"+b)
+    elif eval(a) != 0:
+        ans.append(b+"/"+a)
+    ans.append(a+"*"+b)
+    ans=["("+a+")" for a in ans]
+    return ans
+
+def adapt(A, result, couple):
+    B = A[:]
+    a, b = couple
+    B.remove(a)
+    B.remove(b)
+    B.append(result)
+    return B
+
+#"(5*2)+4*5-2"
+
+#[1,5,6,2,9]
+#["1","5","6","2","9"]
+
+
+#[6,6,2,9]
+#["1+5","6","2","9"]
+
+
+
+#["1+5","6","11"]
+
+#[6,6,11]
+
+
+#[36,2,9]
+#["(1+5)*6","2","9"]
+
+
+[2,2,1]
+
+def resoudre(nb, objectif):
+    for couple in couples(nb):
+        for result in operations(couple):
+            nb_ = adapt(nb, result, couple)
+            if eval(result) == objectif:
+                print(result)
+                return True
+            if resoudre(nb_, objectif):
+                return True
+    return False
+
+
+def resoudreTout(nb, objectif,historique=[]):
+    for couple in couples(nb):
+        for result in operations(couple):
+            nb_ = adapt(nb, result, couple)
+            if eval(result) == objectif:
+                historique.append(objectif)
+                return True
+            if resoudreTout(nb_, objectif):
+                return True
+    return False
+
+if __name__ == "__main__":
+    numbers=toStr(numbers)
+    resultat=resoudre(numbers, objectif)
+    print(resultat)
diff --git a/Teletype/polynomial.py b/Teletype/polynomial.py
index c36e673..56c29b3 100644
--- a/Teletype/polynomial.py
+++ b/Teletype/polynomial.py
@@ -227,13 +227,13 @@ class Polynomial:
             extrema=[neglim]+old_extrema+[poslim]
             for i in range(len(extrema)-1):
                 if derivative(extrema[i])*derivative(extrema[i+1])<=0:
-                    new_extrema.append(derivative.gradientDescent(extrema[i],extrema[i+1]))
+                    new_extrema.append(derivative.TVI(extrema[i],extrema[i+1]))
             old_extrema=new_extrema[:]
         return new_extrema
 
 
 
-    def gradientDescent(self,xa,xb,precision=10e-10):
+    def TVI(self,xa,xb,precision=10e-10):
         """Return a float value x between a and b for which the polynomial canceled itself."""
         """Does that based on theoreme of intermediate value with dichotomy."""
         if self(xa)*self(xb)>0:
diff --git a/Teletype/sudoku.py b/Teletype/sudoku.py
new file mode 100644
index 0000000..f25ab6d
--- /dev/null
+++ b/Teletype/sudoku.py
@@ -0,0 +1,69 @@
+import random
+import copy
+#import numpy as np
+#import pygame
+#from pygame.locals import *
+
+ultimate_grid = [[8,1,2,7,5,3,6,4,9],
+                 [9,4,3,6,8,2,1,7,5],
+                 [6,7,5,4,9,1,2,8,3],
+                 [1,5,4,2,3,7,8,9,6],
+                 [3,6,9,8,4,5,7,2,1],
+                 [2,8,7,1,6,9,7,3,4],
+                 [5,2,1,9,7,4,3,6,8],
+                 [4,3,8,5,2,6,9,1,7],
+                 [7,9,6,3,1,8,4,5,2]]
+
+message="812753649 943682175 675491283 154237896 369845721 287169734 521974368 438526917 796318452"
+
+class Sudoku:
+
+    def createFromString(chaine):
+        """Create a grid from string."""
+        chaines=chaine.split()
+        grid=[list(map(int,chaines[i])) for i in range(len(chaines))]
+        return Sudoku(grid)
+
+    def __init__(self,grid):
+        """Create a sudoku grid."""
+        self.grid=grid
+
+    def initPygame(self):
+        pass
+
+    def exchangeLinesSquares(self,i,j):
+        index1 = 3 * i
+        for k in range(index1,index1+3):
+            #self.grid[x1][y1],self.grid[x2][y2]=self.grid[x2][y2],self.grid[x1][y1]
+            self.exchangeLinesCase(k, j*3+k)
+
+    def exchangeLinesCase(self, i, j):
+        self.grid[i],self.grid[j]=self.grid[j],self.grid[i]
+
+    def exchangeColumnsSquares(self,j,i):
+        index1 = 3 * i
+        for k in range(index1,index1+3):
+            #self.grid[x1][y1],self.grid[x2][y2]=self.grid[x2][y2],self.grid[x1][y1]
+            self.exchangeLinesCase(k, j*3+k)
+
+    def exchangeColumnsCase(self, i, j):
+        c=copy.deepcopy(self.grid[:][j])
+        print(s,end='\n'*2)
+        self.grid[:][j]=copy.deepcopy(self.grid[:][i])
+        print(s)
+        self.grid[:][i]=c
+
+    def show(self):
+        """Show the sudoku on the screen."""
+        pass
+
+    def __str__(self):
+        return "\n".join(map(str,[" ".join(map(str,c)) for c in self.grid]))
+
+if __name__=="__main__":
+    s=Sudoku.createFromString(message)
+    #seed=random.randint()
+    # sudoku=Sudoku(seed)
+    print(s,end='\n'*2)
+    s.exchangeColumnsCase(0,2)
+    print(s)
diff --git a/Tests/maths calculation.py b/Tests/maths calculation.py
new file mode 100644
index 0000000..6103774
--- /dev/null
+++ b/Tests/maths calculation.py	
@@ -0,0 +1,133 @@
+import math
+from functools import reduce
+from itertools import cycle
+
+n=1.0088284e+90
+print(n)
+n=n*math.factorial(54)
+print(n)
+c=math.log(n,26)
+print(c)
+
+
+
+def partitions(n):
+    parts = [1]+[0]*n
+    for t in range(1, n+1):
+        for i, x in enumerate(range(t, n+1)):
+            parts[x] += parts[i]
+    return parts[n]
+
+
+def prod(l):
+    return reduce(lambda x1,x2:x1*x2,l)
+
+print(prod([1,3]))
+
+
+print(partitions(1000))
+
+def adapt(l,b):
+    return [0]*(len(b)-len(l))+l
+
+
+def decompose(n):
+    return list(map(int,str(n)))
+
+def compose(l):
+    return int("".join(map(str,l)))
+
+print(decompose(1432))
+
+def addInBase(l1,l2,b):
+    l=[]
+    s=0
+    for i in range(-1,-len(b)-1,-1):
+        r=(l1[i]+l2[i]+s)%b[i]
+        s=(l1[i]+l2[i]+s)//b[i]
+        l.append(r)
+    return list(reversed(l))
+
+def getInBase10(l,b):
+    return l[-1]+sum([l[i]*prod(b[i+1:]) for i in range(-2,-len(l)-1,-1)])
+
+
+def getInBase10(l,b):
+    l=adapt(l,b)
+    s=l[0]
+    l.reverse()
+    b.reverse()
+    p=1
+    for i in range(1,len(b)-1):
+        p*=b[i]
+        s+=l[i]*p
+    return s
+
+def getFromBase10(n,b):
+    b.reverse()
+    l=[]
+    for i in range(len(b)):
+        r=n%b[i]
+        n=n//b[i]
+        l.append(r)
+    l.reverse()
+    return l
+
+
+def convert(l,b1,b2):
+    l.reverse()
+    b1.reverse()
+    b2.reverse()
+    nl=[]
+    i=0
+    n1=0
+    n2=0
+    while l.count(0)!=len(l):
+        if b1[n1]>b2[n2]:
+            r=l[i]%b2[n2]
+            s=l[i]//b2[n2]
+            nl.append(r)
+            i+=1
+
+
+def convertEasy(l,b1,b2):
+    n=getInBase10(l,b1)
+    l=getFromBase10(n,b2)
+    return l
+
+
+
+#[1,0,0,0] [10,10,10,10]
+#[0,16,40]           [24,60,60]
+
+c=10
+
+hms=[24,60,60]
+binary=[2]*c
+decimal=[2]*c
+
+t1=[12,12,30]
+t2=[5,0,30]
+
+r=addInBase(t1,t2,hms)
+print(r)
+
+print(compose([10,5,5]))
+
+print(getInBase10([2,16,40],hms))
+print(getFromBase10(1000,hms))
+
+t1d=convertEasy(t1,hms,decimal)
+print(t1d)
+t1b=convertEasy(t1d,decimal,binary)
+print(t1b)
+t1=convertEasy(t1b,binary,hms)
+
+print(t1)
+
+print(convertEasy([1,0,0],decimal,hms))
+
+print(getInBase10([1,0],decimal))
+
+
+print(adapt([1,0],decimal))
diff --git a/Tests/test3.py b/Tests/test3.py
new file mode 100644
index 0000000..e7e1f3f
--- /dev/null
+++ b/Tests/test3.py
@@ -0,0 +1,8 @@
+import itertools
+
+#print(list(itertools.combinations(list(range(2)),2)))
+
+#print([(i,j) for i in range(2) for j in range(2)])
+
+
+print(list(itertools.product(list(range(2)),repeat=2)))