# 0203.py

a=7; b=a; del a; print (b)
# 7
# print (a)
# Errore: il nome a non e' definito

c=7; d=c; del d; print (c)
# 7
# print (d)
# Errore: il nome d non e' definito

#######################################

a=88; b=a; c=a; del a,c
print (b)
# 88

#######################################

a=[0,1,2,3,4,5,6,7]
del a[1]; print (a)
# [0, 2, 3, 4, 5, 6, 7]

b=[0,1,2,3,4,5,6,7]
del b[2:5]; print (b)
# [0, 1, 5, 6, 7]

#######################################

voti = {'Rossi' : 28, 'Verdi' : 27,
  'Bianchi' : 25}
del voti['Verdi']
print (voti)
# {'Bianchi': 25, 'Rossi': 28}