"""
    使用for-for画出下列图形
        *#*#
        *#*#
        *#*#
        *#*#
        *#*#
"""
for r in range(5):
    for c in range(4):
        if c % 2 ==0:
            print("*",end = "")
        else:
            print("#",end = "")
    print()
40cb380306adb73055a3cb8495698303b6bd4285
<mask token>

<mask token>
for r in range(5):
    for c in range(4):
        if c % 2 == 0:
            print('*', end='')
        else:
            print('#', end='')
    print()

"""
    使用for-for画出下列图形
        *#*#
        *#*#
        *#*#
        *#*#
        *#*#
"""
for r in range(5):
    for c in range(4):
        if c % 2 ==0:
            print("*",end = "")
        else:
            print("#",end = "")
    print()