1a. List and set

Question 1

list comprehension

for i in range(9):
for j in [10,20,30,40,50]:
mylist.append(i+j)

[10, 20, 30, 40, 50, 11, 21, 31, 41, 51,

Answer 1

mylist = [i+j for i in range(9) for j in [10,20,30,40,50]]

puzzle = [[int(quiz[c+r*9]) for c in range(9)] for r in range(9)]

Question 2

change a [1,2,3] into string

Answer 2

x = str(x) this won’t work as it becomes “[1,2,3]”

1. [str(a) for a in x]
2. map(str,x)