“Why aren’t you expensive A hundred catties for just three coins, and once winter arrives, they will sell for five coins.” The old man sighed: “Don’t think my bricks are expensive either; my family only earns a hard-earned living.”,Old Yan chuckled and said, "I brought some too, but I don't want to give them out today. Let's talk about it tomorrow.",Which one is longest, that's the one to choose first.。