# Last edited on 2018-04-26 18:18:34 by stolfilocal

def mostra(cmd,A,B,C,D,E,F):
  print("-----------------------------")
  print("depois de ", cmd, ":")
  print("A = ", A)
  print("B = ", B)
  print("C = ", C)
  print("D = ", D)
  print("E = ", E)
  print("F = ", F)
  print("-----------------------------")

A = [10, 20, 30]
B = A
C = A
D = A.copy()
E = D
F = A.copy()

mostra("inicio", A,B,C,D,E,F)

C = C + [40]
mostra("C = C + [40]", A,B,C,D,E,F)

A.append(50) 
mostra("A.append(50)", A,B,C,D,E,F)

A[1] = 60
mostra("A[1] = 60", A,B,C,D,E,F)

D.append(70)
mostra("D.append(70)", A,B,C,D,E,F)

D[1] = 80;
mostra("D[1] = 80", A,B,C,D,E,F)