蓝桥杯 - Problem Set - Hydro

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	958	958 6.硬币方案蓝桥杯	1 / 5	10
	986	986 选秀黑幕蓝桥杯	0 / 0	(None)
	987	987 趣味算式110 蓝桥杯	0 / 0	(None)
	989	989 牌型种数蓝桥杯	0 / 0	(None)

Pick a problem randomly based on the current filter.