#条件语句


a = 7

if a == 1:
    print("星期" + str(a))
elif a == 2:
    print("星期" + str(a))
elif a == 3:
    print("星期" + str(a))
elif a == 4:
    print("星期" + str(a))
elif a == 5:
    print("星期" + str(a))
elif a == 6:
    print("星期" + str(a))
elif a == 7:
    print("星期" + str(a))
else:
    print("没有这个星期")

if a == 7: print("我是7 我在一行输出")