3-1
names = ['Chole','Lucy','Jack']
for name in names:
print(name)
3-2
names = ['Chole','Lucy','Jack']
for name in names:
print(name + ", how are you?")
3-5
names = ['Chole','Lucy','Jack']
for name in names:
print(name + ", would you like to join my party?")
print(names[2] + " can't join it because of work.")
names[2] = 'Mary'
for name in names:
print(name + ", would you like to join my party?")
3-7
names = ['Chole','Lucy','Jack']
for name in names:
print(name + ", would you like to join my party?")
print(names[2] + " can't join it because of work.")
names[2] = 'Mary'
for name in names:
print(name + ", would you like to join my party?")
print("We have had a more table.")
names.insert(0,'Kate')
names.insert(2,'Jim')
names.append('Emily')
for name in names:
print(name + ", would you like to join my party?")
print("We are sorry about that we can only invite 2 person.")
a = names.pop()
print("We are sorry, " + a)
a = names.pop()
print("We are sorry, " + a)
a = names.pop()
print("We are sorry, " + a)
a = names.pop()
print("We are sorry, " + a)
for name in names:
print(name + ", we're happy that you will be still there.")
del names
print(names)
3-8
# coding=utf-8
countries = ['Germany', 'America', 'Austrilia', 'Japan', 'New Zealend']
print(countries)
print(sorted(countries))
print(countries)
print(sorted(countries,reverse = True))
print(countries)
countries.reverse()
print(countries)
countries.reverse()
print(countries)
countries.sort()
print(countries)
countries.sort(reverse = True)
print(countries)
3-9
names = ['Chole','Lucy','Jack']
names[2] = 'Mary'names.insert(0,'Kate')
names.insert(2,'Jim')
names.append('Emily')
print(len(names))