name = "ming"
print("My name is %s,FAQ" % name)
print("My name is " + name + ",FAQ")

no = 331
print("No. is %06d" % no)

price = 8.5
weight = 7.5
money = price * weight
print("价格 %.2f 元/斤，购买了 %.2f 斤，价格 %.2f 元" %(price,weight,money))

scale = 0.25
print("百分号：%.2f%%" % (scale * 100))
