Problems by Johan Sannemo – Kattis, Kattis

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Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Horse in Ambush	0.00	411	55	20	36%	8.7Hard	en
Hubtown	0.13	1830	119	68	57%	8.4Hard	en
IP over Avian Carriers	0.00	32	56	14	25%	4.2 - 8.8Hard	en
Icy Itinerary	0.08	540	95	60	63%	7.3Hard	en
Infinite Slides	0.00	199	127	111	87%	3.7Medium	en
Inheritance	0.00	82	243	221	91%	2.6Easy	en
Interactive Tic-Tac-Toe	0.00	542	125	67	54%	1.4 - 5.4Medium	en sv
Inverse Totient	0.30	938	24	12	50%	8.1Hard	en
IsItHalloween.com	0.00	29	12869	12331	96%	1.3Easy	en
Job DNA	0.18	1610	63	33	52%	3.2 - 7.2Hard	en sv
Job Switching	0.01	95	582	515	88%	2.5Easy	en sv
Juggling	0.00	245	81	38	47%	6.7Hard	da de en
Just a Minute	0.00	78	3049	2867	94%	2.4Easy	en
Keep Calm And Carry Off	0.01	499	243	157	65%	7.2Hard	en
Knight Packing	0.00	6	6635	6405	97%	1.3Easy	en
Logic Functions	0.00	96	1035	963	93%	1.6Easy	en
Logland	0.02	116	209	166	79%	5.7Hard	en
Longest Prime Sum	0.00	6	1005	891	89%	2.2Easy	en
Longest path in a DAG	0.01	472	236	198	84%	3.7Medium	en
Magic Show	0.00	771	15	7	47%	5.3 - 5.4Medium	en sv
Marathon	0.00	226	61	44	72%	7.7Hard	en
Massive Card Game	0.02	102	1217	1080	89%	2.5Easy	en
Mate in One	0.00	2886	47	31	66%	8.1Hard	en
Maximum Clique	0.00	314	168	108	64%	1.9 - 5.6Hard	en
Minimal Fibonacci Sums	0.00	82	608	548	90%	2.0Easy	en sv
Ministry of Magic	0.06	489	162	119	73%	6.5Hard	en
Mixing Drinks	0.02	272	79	61	77%	5.9Hard	en
Moonfrost Canyon	0.02	593	29	19	66%	2.4 - 5.3Medium	en
Multiplication Table	0.00	72	521	422	81%	2.4 - 2.8Easy	en
Mutexes	0.21	3445	24	4	17%	2.1 - 8.8Hard	en
Mårten's DFS	0.03	514	199	148	74%	3.3 - 3.6Medium	en sv
Mårten's Theorem	0.02	889	277	180	65%	6.5Hard	en
N-sum	0.00	15	11523	11042	96%	1.2Easy	en
Number Plates	0.09	720	19	7	37%	3.9 - 6.9Hard	en sv
Odd A's, Even B's	0.00	64	240	201	84%	3.5Medium	en
Odd Echo	0.00	6	13449	12526	93%	1.2Easy	en
Paint Buckets	0.03	414	97	77	79%	4.0Medium	en
Pairing Socks	0.01	73	3397	2943	87%	2.1Easy	en
Pitch Performance	0.00	1205	47	37	79%	5.6Hard	en
Pokémon Ice Maze	0.10	820	117	80	68%	6.5Hard	en
Popularity Contest	0.01	72	913	858	94%	1.8Easy	en
Positive Divisors	0.00	95	439	364	83%	2.7Easy	en
Primality	0.00	34	399	249	62%	2.2 - 5.0Medium	en
Prime Count	0.02	446	263	85	32%	2.9 - 8.1Hard	en
Problem Classification	0.00	250	646	574	89%	2.8Medium	en
Product Divisors	0.09	373	117	84	72%	5.9Hard	en
Reactivity Series	0.00	368	830	730	88%	2.9Medium	en
Sailing Friends	0.01	191	415	382	92%	2.1Easy	en
Sequential Manufacturing	0.00	50	310	268	86%	3.1Medium	en
Short Sell	0.00	73	418	355	85%	3.6Medium	en
Shortest Composite Sum	0.00	28	256	214	84%	3.5Medium	en
Solving for Carrots	0.00	6	35311	33901	96%	1.2Easy	en
Speaking of Which	0.00	161	176	103	59%	6.8Hard	en
Streaming Services	0.02	1293	14	7	50%	5.9 - 6.5Hard	en
String Hashing	0.04	145	905	634	70%	5.4Medium	en
Subcommittees	0.00	6	118	95	81%	3.1Medium	en
Surveillance	0.19	1196	19	6	32%	3.6 - 6.7Hard	en
Teacher Evaluation	0.00	87	814	699	86%	2.8Medium	en
The Apple Game	0.00	36	118	44	37%	6.4 - 9.0Hard	en sv
The Coloring Game	0.00	238	43	28	65%	4.2 - 5.2Medium	en sv
Tom and Jerry	0.00	580	160	98	61%	7.2Hard	en
Train Tickets	0.09	1699	52	26	50%	8.1Hard	en
Triangle Area	0.00	15	13072	12529	96%	1.2Easy	en
Triangle Drama	0.00	105	208	192	92%	2.6Easy	en
Triforce	0.00	62	57	38	67%	7.9Hard	en
Trip Planning	0.03	124	574	488	85%	2.9Medium	en
Two-sum	0.00	6	15725	15025	96%	1.2Easy	en
Typo Squatting	0.49	500	47	22	47%	2.0 - 7.9Hard	en
USB Keyboard	0.00	51	77	63	82%	6.2Hard	en
Uno Reverse	0.00	68	327	192	59%	5.6Hard	da de en
Varied Amusements	0.00	66	397	326	82%	2.1 - 2.6Easy	en
Vector Functions	0.03	575	675	540	80%	3.0Medium	en
Wizard Dance	0.06	826	91	54	59%	7.1Hard	en
Wolf	0.00	99	186	155	83%	4.8Medium	en
Workout	0.00	366	12	7	58%	5.4Medium	en
Zip Lines	0.03	574	52	26	50%	5.2 - 7.1Hard	en
nnnnn	0.01	199	426	190	45%	7.8Hard	en
Östgötska	0.00	95	1791	1654	92%	2.1Easy	en

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