串列

a = ['1','2','3','4']

print(a[1] + a[2])

• 2

• 3

• 5

• 23

a = [2,3,4,5,6]

print(a[2:3])

• [5,6]

• [2,3]

• [3]

• [4]

a = [3,4]

b = [4,5]

print(a+b)

• [3,4,4,5]

• [7,9]

• [4,5,3,4]

• [3,4,5]

a = [3,4]

print(a*2)

• [3,3,4,4]

• [3,4,3,4]

• [6,8]

a = [3,4]

print(a[1] + 5)

• 9

• 8

• [3,9]

• [8,9]

a = [3,4]

print(a[1] * 5)

• 20

• 15

• [15,4]

• [3,4,4,4,4,4]

a = [3,4,5]

b = [5,7,9]

print(a[1:] + b[:-1])

• [4,5,5,7]

• [3,4,5,7]

• [3,4,5,5,7,9]

• [3,4,5]

a = [3,4,5]

b = [5,7,9]

print(a[1] + b[-1])

• 13

• 12

• 11

• 8

a = [3]

b = [5,7,9]

print(a[-1:] * b[0])

• 15

• 3

• 5

• [3,3,3,3,3]

a = [3]

b = [5,7,9]

print(a[0] * b[0])

• 3

• 5

• 10

• 15