	ID	题目显示标签隐藏标签	AC / 尝试	难度
	3000	HAL9000 100pct failure in 72 hours	0 / 0	(无)
	3595	HALCAND Halum and Candies	0 / 0	(无)
	3195	HALD Hiccup And Lucky Dragons	0 / 0	(无)
	460	HALLOW Halloween treats	0 / 0	(无)
	1012	HAMSTER1 Hamster flight math binary-search	0 / 0	(无)
	1275	HAMSTER2 Hamster Flight 2	0 / 0	(无)
	223	HAN01 Ha-noi!	0 / 0	(无)
	1741	HANDS Clock Hands	0 / 0	(无)
	80	HANGLET Hang or not to hang	0 / 0	(无)
	348	HANGOVER Hangover math	0 / 0	(无)
	300	HANOI07 Building the Tower	0 / 0	(无)
	556	HANOICAL Hanoi Calls	0 / 0	(无)
	2524	HAP01 Play with Binary Numbers	0 / 0	(无)
	3459	HAPPINESS Happiness eid2016	0 / 0	(无)
	1928	HAPPYTL Happy Telephones	0 / 0	(无)
	1451	HARANGES F - Interesting Ranges	0 / 0	(无)
	468	HARDP Hard Problem	0 / 0	(无)
	211	HARDQ Hard Question	0 / 0	(无)
	47	HAREFOX Hares and Foxes	0 / 0	(无)
	3358	HARISHPUZZLE Harish and his rooks puzzle greedy	0 / 0	(无)
	1447	HAROWS A - Crazy Rows ad-hoc-1	0 / 0	(无)
	2286	HARSHAD Devlali Numbers	0 / 0	(无)
	3544	HARSTR TWO STRINGS	0 / 0	(无)
	846	HASH Hashing	0 / 0	(无)
	27	HASHIT Hash it! hash-table hashing	0 / 0	(无)
	1448	HASTOCK B - Stock Charts	0 / 0	(无)
	1450	HATEAM E - Football Team	0 / 0	(无)
	2025	HAYBALE Haybale stacking bitmasks	0 / 0	(无)
	3919	HBD Birthday Present graph-theory binary-search data-structures-19	0 / 0	(无)
	1312	HC Happy Coins game	0 / 0	(无)
	2443	HC12 Card Game	0 / 0	(无)
	2447	HC12II Security	0 / 0	(无)
	2448	HC12III Dead Pixels	0 / 0	(无)
	3398	HC10000 Hofstadter–Conway 10000 dollar sequence	0 / 0	(无)
	1288	HCHAINS Islands and Hotel Chains	0 / 0	(无)
	3214	HCMUS20A Magic Schools	0 / 0	(无)
	3091	HCT00001 Interesting Game with Polygons	0 / 0	(无)
	3040	HDEVIL Alia and Handsome Devil	0 / 0	(无)
	3812	HEADBANG Best Saved For The Last	0 / 0	(无)
	860	HEADQRT Farthest Headquarters	0 / 0	(无)
	1372	HEADSHOT Headshot	0 / 0	(无)
	514	HEAPULM Binary Search Heap Construction recursion	0 / 0	(无)
	1840	HEISLAZY He is Lazy	0 / 0	(无)
	247	HELP Help the problem setter	0 / 0	(无)
	713	HELPBOB Help Bob dynamic-programming bitmasks	0 / 0	(无)
	3303	HELPBTW Help BTW bubble-cup-9-round-1	0 / 0	(无)
	2785	HELPCOMM Help Your Commander	0 / 0	(无)
	2709	HELPDONN Help Donn	0 / 0	(无)
	2576	HELPER HELPER	0 / 0	(无)
	111	HELPR2D2 Help R2-D2! greedy tree	0 / 0	(无)
	1370	HEPNUM Heptadecimal Numbers	0 / 0	(无)
	1711	HERBICID Herbicide	0 / 0	(无)
	998	HERDING Herding bfs	0 / 0	(无)
	616	HERE Here-There	0 / 0	(无)
	1164	HEROARR Heroes Arrangement shanghai-2009	0 / 0	(无)
	254	HEXAGON Hexagon	0 / 0	(无)
	1386	HEXBOARD Hexagonal Board	0 / 0	(无)
	3267	HEXGRAM Hexagram	0 / 0	(无)
	776	HEXTILE Hex Tile Equations	0 / 0	(无)
	2812	HFLY Airplane Parking	0 / 0	(无)
	2878	HG HUGE GCD math number-theory	0 / 0	(无)
	658	HHAND Hospital at Hands	0 / 0	(无)
	1108	HHEMANT Help Hemant Verma	0 / 0	(无)
	836	HIDTRI Hidden Triangle	0 / 0	(无)
	93	HIGH Highways	0 / 0	(无)
	3298	HIGHBABA Highly Spiritual Baba	0 / 0	(无)
	783	HIGHWAY Cestarine	0 / 0	(无)
	1056	HIGHWAY1 Highway	0 / 0	(无)
	797	HIGHWAYS Highways shortest-path graph mst	0 / 0	(无)
	263	HIKE Hike on a Graph bfs	0 / 0	(无)
	2276	HILO High and Low tree bubble-cup-6-round-2	0 / 0	(无)
	3008	HIPPO Hippo and Bloody Jungle	0 / 0	(无)
	1453	HISIX Hi6	0 / 0	(无)
	819	HIST2 Histogram dynamic-programming bitmasks	0 / 0	(无)
	524	HISTOGRA Largest Rectangle in a Histogram ad-hoc-1	0 / 0	(无)
	1155	HISTORY History of Languages hangzhou-2008	0 / 0	(无)
	257	HITOMISS Hit or Miss	0 / 0	(无)
	3419	HJB Segmentation	0 / 0	(无)
	3184	HK Help Kejriwal	0 / 0	(无)
	312	HKNAP Huge Knap Sack	0 / 0	(无)
	2926	HLPRAMS Topper Rama Rao	0 / 0	(无)
	1504	HLPRSRCH Help a researcher	0 / 0	(无)
	3290	HMBY Hablu Wants to Buy	0 / 0	(无)
	3894	HMLIS HowManyLis binary-search	0 / 0	(无)
	28	HMRO Help the Military Recruitment Office!	0 / 0	(无)
	855	HNSUBWAY Hanoi Subway System Construction	0 / 0	(无)
	2298	HNUMBERS HNumbers	0 / 0	(无)
	1901	HOLI Holiday Accommodation	0 / 0	(无)
	168	HOLIDAY1 Getting Rid of the Holidays (Act I)	0 / 0	(无)
	172	HOLIDAY2 Getting Rid of the Holidays (Act II)	0 / 0	(无)
	1244	HOMEC Homecoming	0 / 0	(无)
	1398	HOMEW Homework	0 / 0	(无)
	1480	HOMO Homo or Hetero ad-hoc-1	0 / 0	(无)
	3011	HONDA Honda and Kagawa	0 / 0	(无)
	1546	HORRIBLE Horrible Queries tree binary-search	0 / 0	(无)
	250	HOSPITAL Use of Hospital Facilities	0 / 0	(无)
	1880	HOTELS Hotels Along the Croatian Coast sliding-window-1	0 / 0	(无)
	14	HOTLINE Hotline	0 / 0	(无)
	3602	HOUSEBUY House Buying Optimizations brute-force backtracking optimization manhattan-distance pruning	0 / 0	(无)
	1194	HOUSES2 Houses	0 / 0	(无)

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