total = 0
count = 0
print("=========================")
print("Na.:2019110100001")
print("收银员：Lisa")
print("品名                    单价 数量 金额")
print("195积木英雄工厂           6.00 1  ",end="")
print(6*1)
total = total + 6*1
count = count+1
print("电竞专用耳机             40.00 2 ",end="")
print(40*2)
total =total + 40*2
count = count +2
print("---------------------------")
print("合计",end="")
print(count,end="")
print("                           ",end="")
print(total)
print("tax:",end='')
print("                           ",end="")
print(total*0.12)
print("==========================")