+5oo+5oo+5oo

-2ooo-2ooo-2ooo-2ooo

-354o-266o-318o

-567o-88o-617o-39o-141o

-194o-785o-69o-351o

-1151o-1219o-1184o

[]

-86o-276o-486o

-935o

[]+1

[][]

[][]

[][]

（）

[]