# Make a List that contains the doubled values of a given list:
values = [2, 4, 6, 8, 10]
doubled_values = [x*2 for x in values]
print(doubled_values) # Outputs [4, 8, 12, 16, 20]
# You could achieve the same result like this:
values = [2, 4, 6, 8, 10]
doubled_values = []
for x in values:
doubled_values.append(x*2)
print(doubled_values)