Problems

Problem	Category	Points	AC %	Users
CHIAKEO	Practice	100	62.0%	71
CHIAKEO1	QHD	10	61.1%	26
CHIAQUA	Practice	100	67.2%	38
CHIDAN	DFS	100	9.1%	2
CHKSHOP	sort	100	53.9%	83
CHOCOLATES	Practice	40	8.1%	5
CHOOSE	Practice	100	22.8%	62
CHOOSE2	Practice	100	29.5%	38
CHOOSE3	Practice	20	41.2%	14
CHTREE	Practice	15	25.0%	16
CINSEQK	QHD	20	72.7%	29
CIRCLE	sort	100	37.8%	56
CITY	HÌNH HỌC	100	20.0%	2
CLIMBING	Practice	24	33.8%	20
CLORBALL	Practice	50	48.7%	17
CLOUD	QHD	100	12.5%	2
CNTCELL	Practice	100	46.7%	28
CNTCOLOR	Practice	50	43.6%	17
CNTPAIR	SOHOC	100	25.9%	31
CNTPAR	CTDL	100	42.7%	72
CNTPATH	DFS	100	9.8%	8
CNTPR	SOHOC	20	33.3%	25
CNTPRIME	SOHOC	30	18.2%	47
CNTPRIME1	SOHOC	11	40.7%	86
CNTREC	BFS	10	64.8%	30
CNTSEQ	Practice	100	31.9%	25
CNTSUBSTR	Practice	10	43.0%	38
CNUM	SOHOC	10	17.1%	32
COFFEE	LCA	31	38.6%	15
COLORBOARD	QHD	99	41.2%	34
COLORING	QHD trên cây	100	43.8%	27
COLORPATH	QHDTT	20	30.3%	10
COLTAB	QHD	40	16.6%	16
COLTREE	QHD trên cây	15	31.6%	22
COMM	DIJKSTRA	100	11.6%	4
COMP	SOHOC	10	35.8%	23
COMPSEQ	PQ	100	24.8%	28
COMPUTE	Practice	60	0.0%	0
CONCERT	Practice	100	20.3%	23
CONCOMP	Practice	20	0.0%	0
CONNECT	Practice	51	9.5%	9
CONNECTCOM	Practice	100	43.9%	33
CONSCELL	Practice	47	23.3%	14
CONVEXHULL	HÌNH HỌC	40	28.4%	40
COPRIME	SOHOC	10	58.6%	54
COUNT3SEQ	MẢNG TÍCH LŨY	60	25.0%	29
COUNTN	SOHOC	100	37.8%	28
COUNTPAIR	SOHOC	100	44.6%	36
COVER	CTDL	100	16.1%	35
COVID19	BFS	100	11.8%	9