2007 - Problem Set

ID	Problem Show tags Hide tags	AC / Tried	Difficulty
417	CCF1036 奖学金 NOIP普及组 2007	17 / 28	4
418	CCF1037 纪念品分组 NOIP普及组 2007	15 / 21	4
419	CCF1038 守望者的逃离 NOIP普及组 2007	16 / 39	5
420	CCF1039 Hanoi双塔问题 NOIP普及组 2007	5 / 20	8
454	CCF2036 统计数字 NOIP提高组 2007	3 / 3	1
455	CCF2037 字符串的展开 NOIP提高组 2007	2 / 6	3
456	CCF2038 矩阵取数游戏 NOIP提高组 2007	4 / 5	6
457	CCF2039 树网的核 NOIP提高组 2007	4 / 5	7

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