Problems by Howard Cheng – Kattis, Kattis

	Add	Remove

Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Adrift At Sea	0.00	153	184	164	89%	2.6Easy	en
Amazing Race	0.29	1101	232	167	72%	6.3Hard	en
Antialiasing	0.01	974	49	29	59%	7.0Hard	en
Arithmetic Decoding	0.00	134	376	340	90%	2.4Easy	en
Bitmask	0.00	311	163	147	90%	3.3Medium	en
Blueberry Waffle	0.00	49	1113	961	86%	2.1Easy	en
Building Roads	0.01	628	60	24	40%	8.6Hard	en
Conquest	0.01	294	1341	1202	90%	2.7Easy	en
Conveyor Belt Sushi	0.00	215	115	111	97%	1.8Easy	en
Decisions, Decisions	0.00	126	320	286	89%	2.9Medium	en
Distance	0.01	83	544	441	81%	3.4Medium	en
Don't Be Fake	0.00	99	309	285	92%	2.2Easy	en
Election	0.00	202	951	650	68%	4.5Medium	en
Election Paradox	0.00	68	1473	1380	94%	1.8Easy	en
Eligibility	0.00	88	4043	3846	95%	1.6Easy	en
Enchanted Maze	0.00	1607	89	70	79%	6.8Hard	en
Energy Usage	0.01	405	36	32	89%	5.3Medium	en
Even Up Solitaire	0.00	64	4528	3912	86%	2.3Easy	en
Forced Choice	0.00	44	2166	2080	96%	1.4Easy	en
Forest for the Trees	0.00	151	360	274	76%	4.6Medium	en
Gas Station	0.00	965	96	66	69%	5.4Medium	en
Genies	0.00	66	109	98	90%	3.2Medium	en
Ghostbusters 3	0.00	91	198	157	79%	3.9Medium	en
Guess Who	0.00	117	752	722	96%	1.5Easy	en
Heart Rate	0.00	45	7785	7500	96%	1.5Easy	en ja
Hexadecimal Confusion	0.00	99	95	86	91%	3.5Medium	en
Hogwarts	0.00	205	156	131	84%	5.2Medium	en
Initials	0.01	551	115	75	65%	7.5Hard	en
Locked Treasure	0.00	64	937	862	92%	2.2Easy	en
Molecules	0.00	624	244	215	88%	3.7Medium	en
Multiplication Game	0.02	563	381	296	78%	4.9Medium	en
Open-Pit Mining	0.00	1005	388	308	79%	4.1Medium	en
Particle Collision	0.00	965	189	149	79%	5.3Medium	en
Password Hacking	0.00	46	2455	2274	93%	1.7Easy	en
Plane Ticket Pricing	0.00	219	725	618	85%	3.7Medium	en
Plotting Polynomials	0.00	193	427	389	91%	2.5Easy	en
Polyline Simplification	0.05	686	306	248	81%	5.6Hard	en
Popular Vote	0.00	139	3766	3441	91%	2.2Easy	en
Protect the Pollen!	0.01	789	77	61	79%	5.1Medium	en
Quality-Adjusted Life-Year	0.00	24	20703	20007	97%	1.2Easy	en ja
Repeated Substrings	0.05	396	709	455	64%	5.9Hard	en
Restaurant Ratings	0.00	315	267	219	82%	3.9Medium	en
Rocky Mountain	0.08	211	96	64	67%	6.2Hard	en
Scaling Recipes	0.00	173	1527	1442	94%	2.2Easy	en
Scrabble Flash	0.00	412	80	55	69%	3.7Medium	en
Seven Up	0.00	409	54	46	85%	4.1Medium	en
Space Junk	0.00	230	380	324	85%	3.7Medium	en
Studying For Exams	0.00	385	232	180	78%	4.8Medium	en
Train Boarding	0.00	98	413	328	79%	3.8Medium	en
Vaccine Efficacy	0.00	150	1237	1080	87%	2.6Easy	en