# File: for.py
# show different ways to use range or lists in for loops
#
# Matt Bishop, MHI 289I, Fall 2020
#

#
# range with 1 number: generate numbers from 0 up to
# but not including that number
#
print("This is for i in range(3):")
for i in range(3):
    print(i)
#
# range with 2 numbers: generate numbers from the first up to
# but not including the second
#
print("This is for i in range(-3,3):")
for i in range(-3,3):
    print(i)
#
# range with 3 numbers, third one positive: generate numbers
# from the first up to but not including the second, counting
# with step of the third
#
print("This is for i in range(-3, 3, 2):")
for i in range(-3, 3, 2):
    print(i)
#
# range with 3 numbers, third one negative: generate numbers
# from the first one to but not including the second, counting
# with step of the third
#
print("This is for i in range(3, -3, -2):")
for i in range(3, -3, -2):
    print(i)
#
# range with 3 numbers, third one negative: generate numbers
# from the first one to but not including the second, counting
# with step of the third
#
print("This is for i in range(-3, 3, -2):")
for i in range(-3, 3, -2):
    print(i)