编辑代码



# a = 'uyanrui'
# print(a[-2:])

# list1 = ['physics', 'chemistry', 1997, 2000]
# list2 = [1, 2, 3, 4, 5 ]
# list3 = ["a", "b", "c", "d"]


# list1 = ['physics','chemistry',1997,2000]
# list2 = [1, 2, 3, 4, 5, 6, 7 ]
 
# print("list1[0]: ", list1[0])
# print("list2[1:5]: ", list2[1:5])

# list = []
# list. print(list1)
# list.append('Runoob')
# print(list)

# list1 = ['physics', 'chemistry', 1997, 2000]
 
# print(list1)
# del(list1[2])
# print("After deleting value at index 2 : ")
# print(list1)


#提供10个人的名字,其中,将弟3/5/7个人的名字,从原来的位置删掉,依次移动到末尾去
list1 = [1,2,3,4,5,6,7,8,9]
print(list1)
list1.append(list1[3])
list1.append(list1[5])
list1.append(list1[7])
# del list1[3]
# del list1[5]
# del list1[7]
print(list1)