语言基础-顺序结构 - Problem Set - Hydro

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	748	748 【基础题】梯形面积（2）语言基础-顺序结构	0 / 0	(None)
	749	749 【基础题】圆柱体表面积语言基础-顺序结构	0 / 0	(None)

Pick a problem randomly based on the current filter.