README.md

Ladder Name: 28 - 1800 <= Codeforces Rating <= 1899 (Extra)

Description

Extra problems for users satisfying this condition

Difficulty Level: 4

Checkbox	ID	Problem Name	Online Judge	Difficulty
Done	1	George and Accommodation	Codeforces	1
Done	2	Spit Problem	Codeforces	1
Done	3	Sereja and Mugs	Codeforces	1
Done	4	Playing with Dice	Codeforces	1
Done	5	Kyoya and Photobooks	Codeforces	1
Done	6	Haiku	Codeforces	1
Done	7	Soroban	Codeforces	1
Done	8	Table	Codeforces	2
Done	9	Valera and Plates	Codeforces	2
Done	10	Sinking Ship	Codeforces	2
Done	11	Case of the Zeros and Ones	Codeforces	2
Done	12	Drazil and Date	Codeforces	2
Done	13	Bear and Raspberry	Codeforces	2
Done	14	Worms Evolution	Codeforces	2
Done	15	Group of Students	Codeforces	2
Done	16	Lever	Codeforces	2
Done	17	Lucky Ticket	Codeforces	2
Done	18	Game With Sticks	Codeforces	2
Done	19	Depression	Codeforces	2
Done	20	Easter Eggs	Codeforces	2
Done	21	Vasya and Digital Root	Codeforces	2
Done	22	Sereja and Coat Rack	Codeforces	2
Done	23	Multiplication Table	Codeforces	2
Done	24	Canvas Frames	Codeforces	3
Done	25	Petya and Staircases	Codeforces	3
Done	26	Progress Bar	Codeforces	3
Done	27	A and B and Compilation Errors	Codeforces	3
Done	28	Bear and Strings	Codeforces	3
Done	29	Dorm Water Supply	Codeforces	3
Done	30	Permutation	Codeforces	3
Done	31	Appleman and Toastman	Codeforces	3
Done	32	Strings of Power	Codeforces	3
Done	33	Lexicographically Maximum Subsequence	Codeforces	3
Done	34	Whose sentence is it?	Codeforces	3
Done	35	Milking cows	Codeforces	3
Done	36	Sereja and Stairs	Codeforces	3
Done	37	Good Number	Codeforces	3
Done	38	Mashmokh and Numbers	Codeforces	3
Done	39	Fox and Number Game	Codeforces	3
Done	40	Levko and Permutation	Codeforces	3
Done	41	Xor-tree	Codeforces	3
Done	42	Prizes, Prizes, more Prizes	Codeforces	3
Done	43	Find Pair	Codeforces	4
Done	44	Magic Box	Codeforces	4
Done	45	Bits	Codeforces	4
Done	46	History	Codeforces	4
Done	47	Remainders Game	Codeforces	4
Done	48	Guess Your Way Out!	Codeforces	4
Done	49	Guest From the Past	Codeforces	4
Done	50	Magical Boxes	Codeforces	4
Done	51	Prime Permutation	Codeforces	4
Done	52	Yaroslav and Sequence	Codeforces	4
Done	53	Division into Teams	Codeforces	4
Done	54	School Marks	Codeforces	4
Done	55	Prime Swaps	Codeforces	4
Done	56	Cutting Figure	Codeforces	4
Done	57	Vasily the Bear and Sequence	Codeforces	4
Done	58	Alyona and a tree	Codeforces	4
Done	59	Ilya and Sticks	Codeforces	4
Done	60	Heap Operations	Codeforces	4
Done	61	Report	Codeforces	4
Done	62	Bear and Blocks	Codeforces	4
Done	63	Kolya and Tanya	Codeforces	4
Done	64	Bracket Sequence	Codeforces	4
Done	65	Dreamoon and Sets	Codeforces	4
Done	66	Lazy Student	Codeforces	4
Done	67	Olympiad	Codeforces	4
Done	68	The Child and Zoo	Codeforces	4
Done	69	Queue	Codeforces	4
Done	70	Approximating a Constant Range	Codeforces	4
Done	71	Biridian Forest	Codeforces	4
Done	72	Amr and Pins	Codeforces	4
Done	73	Levko and Array Recovery	Codeforces	4
Done	74	Robin Hood	Codeforces	4
Done	75	Quiz	Codeforces	4
Done	76	Polo the Penguin and XOR operation	Codeforces	4
Done	77	Dynasty Puzzles	Codeforces	4
Done	78	k-Multiple Free Set	Codeforces	4
Done	79	Tree Construction	Codeforces	4
Done	80	Misha and Permutations Summation	Codeforces	4
Done	81	Inna and Nine	Codeforces	4
Done	82	Two Substrings	Codeforces	4
Done	83	Alyona and the Tree	Codeforces	4
Done	84	Subsegments	Codeforces	4
Done	85	Toy Sum	Codeforces	4
Done	86	Alice and Bob	Codeforces	4
Done	87	Non-Secret Cypher	Codeforces	4
Done	88	Petya and His Friends	Codeforces	4
Done	89	Alternating Current	Codeforces	4
Done	90	The Big Race	Codeforces	4
Done	91	Cycles	Codeforces	4
Done	92	The Values You Can Make	Codeforces	4
Done	93	Road Map	Codeforces	4
Done	94	Newspaper Headline	Codeforces	4
Done	95	Valera and Contest	Codeforces	4
Done	96	Ivan and Powers of Two	Codeforces	4
Done	97	Polyline	Codeforces	4
Done	98	Inna and Sequence	Codeforces	4
Done	99	Anagram Search	Codeforces	4
Done	100	Chips	Codeforces	4
Done	101	Fish Weight	Codeforces	4
Done	102	Rational Resistance	Codeforces	4
Done	103	Falling Anvils	Codeforces	4
Done	104	Maximal Area Quadrilateral	Codeforces	4
Done	105	Find Maximum	Codeforces	4
Done	106	Jeff and Furik	Codeforces	4
Done	107	Making Sequences is Fun	Codeforces	4
Done	108	Multitasking	Codeforces	4
Done	109	Vasiliy's Multiset	Codeforces	4
Done	110	Woodcutters	Codeforces	4
Done	111	More Cowbell	Codeforces	4
Done	112	Watering Flowers	Codeforces	4
Done	113	Planets	Codeforces	4
Done	114	Zuma	Codeforces	4
Done	115	OR in Matrix	Codeforces	4
Done	116	Divisible by Seven	Codeforces	4
Done	117	Dima and Two Sequences	Codeforces	4
Done	118	Queue	Codeforces	4
Done	119	Dima and Lisa	Codeforces	4
Done	120	Running Track	Codeforces	5
Done	121	Mike and Geometry Problem	Codeforces	5
Done	122	Flawed Flow	Codeforces	5
Done	123	Love Triangles	Codeforces	5
Done	124	Subway Innovation	Codeforces	5
Done	125	Gifts by the List	Codeforces	5
Done	126	Black and White Tree	Codeforces	5
Done	127	Anton and Ira	Codeforces	5
Done	128	Beavermuncher-0xFF	Codeforces	5
Done	129	Last Chance	Codeforces	5
Done	130	Palindromes	Codeforces	5
Done	131	Preparing for the Contest	Codeforces	5
Done	132	Block Tower	Codeforces	5
Done	133	Vladik and cards	Codeforces	5
Done	134	Beautiful Decomposition	Codeforces	5
Done	135	Points on Plane	Codeforces	5
Done	136	Broken Monitor	Codeforces	5
Done	137	Memory and Scores	Codeforces	5
Done	138	Cubes	Codeforces	5
Done	139	Games with Rectangle	Codeforces	5
Done	140	Iahub and Permutations	Codeforces	5
Done	141	Friends and Subsequences	Codeforces	5
Done	142	Insertion Sort	Codeforces	5
Done	143	Vika and Segments	Codeforces	5
Done	144	Persistent Bookcase	Codeforces	5
Done	145	Cycle in Graph	Codeforces	5
Done	146	Apple Tree	Codeforces	5
Done	147	Wizards and Huge Prize	Codeforces	5
Done	148	3-cycles	Codeforces	5
Done	149	Dima and Containers	Codeforces	5
Done	150	Directed Roads	Codeforces	5
Done	151	Dima and Magic Guitar	Codeforces	5
Done	152	Free Market	Codeforces	5
Done	153	Infinite Maze	Codeforces	5
Done	154	Ilya and Roads	Codeforces	5
Done	155	The Road to Berland is Paved With Good Intentions	Codeforces	5
Done	156	Alyona and Strings	Codeforces	5
Done	157	Messenger	Codeforces	5
Done	158	Police Patrol	Codeforces	5
Done	159	Xenia and Hamming	Codeforces	5
Done	160	Let's Play Osu!	Codeforces	5
Done	161	Happy Tree Party	Codeforces	5
Done	162	Number With The Given Amount Of Divisors	Codeforces	5
Done	163	Shaass and Lights	Codeforces	5
Done	164	Little Elephant and Elections	Codeforces	5
Done	165	Theseus and labyrinth	Codeforces	5
Done	166	Yaroslav and Time	Codeforces	5
Done	167	Rat Kwesh and Cheese	Codeforces	5
Done	168	Minesweeper 1D	Codeforces	5
Done	169	Beard Graph	Codeforces	5
Done	170	Compatible Numbers	Codeforces	5
Done	171	Mishka and Interesting sum	Codeforces	5
Done	172	Vanya and Triangles	Codeforces	5
Done	173	Money Transfers	Codeforces	5
Done	174	Queue	Codeforces	5
Done	175	Inna and Pink Pony	Codeforces	5
Done	176	Fox And Jumping	Codeforces	5
Done	177	Random Task	Codeforces	5
Done	178	Minimization	Codeforces	5
Done	179	Modulo Sum	Codeforces	5
Done	180	Paths and Trees	Codeforces	5
Done	181	Famil Door and Brackets	Codeforces	5
Done	182	Babaei and Birthday Cake	Codeforces	5
Done	183	Wet Shark and Blocks	Codeforces	5
Done	184	Empire Strikes Back	Codeforces	6
Done	185	Vanya and Brackets	Codeforces	6
Done	186	Game with Powers	Codeforces	6
Done	187	Arthur and Brackets	Codeforces	6
Done	188	Anya and Cubes	Codeforces	6
Done	189	Devu and Flowers	Codeforces	6
Done	190	Coin Troubles	Codeforces	6
Done	191	Thwarting Demonstrations	Codeforces	6
Done	192	Yet Another Number Game	Codeforces	6
Done	193	Game on Tree	Codeforces	6
Done	194	Edges in MST	Codeforces	6
Done	195	Trains and Statistic	Codeforces	6
Done	196	Infinite Inversions	Codeforces	6
Done	197	Product Sum	Codeforces	7
Done	198	Axis Walking	Codeforces	7
Done	199	Kefa and Watch	Codeforces	7
Done	200	Optimize!	Codeforces	8