Hi Nan, I'm sorry I've been so bad at keeping up on LINE! Watermelon isn't terribly expensive. But I think getting seedless is more expensive than getting it with seeds. When I have watermelon with seeds, I just go ahead and eat the seeds (wink face) Over there, does anyone say that a watermelon plant will grow in you if you eat the seeds?
I looked up Le Corbusier, he has some interesting works, such as