<filename>1-mouth01/day03/exe11.py<gh_stars>1-10
"""在终端中显示 0 1 2 3
在终端中显示 2 3 4 5 6
在终端中显示 1 3 5 7
在终端中显示 8 7 6 5 4
在终端中显示-1 -2 -3 -4 -5"""
c = 0
while c < 4:
    print(c)
    c += 1
print('------------')

c1 = 2
while c1 < 7:
    print(c1)
    c1 += 1
print('------------')

c2 = 1
while c2 < 8:
    print(c2)
    c2 += 2
print('------------')
c3 =8
while c3>3:
    print(c3)
    c3-=1
print('------------')
c4=-1
while c4>-6:
    print(c4)
    c4-=1