"Three days for five thousand cylinders, that's a total of four hundred, right?" Liu Youmao said with a pang of distress.
"It's four hundred and twenty-five, starting today the price of potato chips has gone up, the cost for each cylinder has increased by five cents, making it eighty-five cents," Shitou said expressionlessly, not even blinking as he raised the price on Liu Youmao—who surely couldn't let his efforts be wasted for nothing!
...
When Shitou and Lu Aiguo returned three days later to those vendors who had insisted on daily deliveries, they found, without exception, that those who were furious but had no choice, had now become the opposite party.