Ladder Name: 29 - 1900 <= Codeforces Rating <= 1999 (Extra)

Description: Extra problems for users satisfying this condition: 1900 <= Codeforces Rating <= 1999 (Extra).

Difficulty Level: 5

ID	Problem Name	Online Judge	Difficulty Level
1	Rewards	Codeforces	1
2	Kyoya and Photobooks	Codeforces	1
3	Playing with Dice	Codeforces	1
4	George and Accommodation	Codeforces	1
5	Bear and Finding Criminals	Codeforces	2
6	Table	Codeforces	2
7	Lever	Codeforces	2
8	Drazil and Date	Codeforces	2
9	Exams	Codeforces	2
10	Bear and Five Cards	Codeforces	2
11	Amr and Music	Codeforces	2
12	Initial Bet	Codeforces	2
13	Game With Sticks	Codeforces	2
14	Devu, the Singer and Churu, the Joker	Codeforces	2
15	Joysticks	Codeforces	2
16	Arrays	Codeforces	2
17	Case of the Zeros and Ones	Codeforces	2
18	Multiplication Table	Codeforces	2
19	Currency System in Geraldion	Codeforces	2
20	Domino Effect	Codeforces	3
21	Case of Fake Numbers	Codeforces	3
22	Sereja and Stairs	Codeforces	3
23	Bear and Poker	Codeforces	3
24	I.O.U.	Codeforces	3
25	Nuts	Codeforces	3
26	The Wall	Codeforces	3
27	Semifinals	Codeforces	3
28	Valuable Resources	Codeforces	3
29	Prizes, Prizes, more Prizes	Codeforces	3
30	Fox and Number Game	Codeforces	3
31	Simple Game	Codeforces	3
32	Elections	Codeforces	3
33	Strings of Power	Codeforces	3
34	Permutation	Codeforces	3
35	Art Union	Codeforces	3
36	Diverse Permutation	Codeforces	3
37	MUH and Sticks	Codeforces	3
38	Kyoya and Colored Balls	Codeforces	3
39	Mashmokh and Numbers	Codeforces	3
40	Devu, the Dumb Guy	Codeforces	3
41	Random Teams	Codeforces	3
42	Chat Online	Codeforces	3
43	Milking cows	Codeforces	3
44	Basketball Team	Codeforces	4
45	Dynasty Puzzles	Codeforces	4
46	Case of Matryoshkas	Codeforces	4
47	Report	Codeforces	4
48	Petya and Inequiations	Codeforces	4
49	Guess Your Way Out!	Codeforces	4
50	Naughty Stone Piles	Codeforces	4
51	Guest From the Past	Codeforces	4
52	Animals	Codeforces	4
53	Replacement	Codeforces	4
54	Inna and Sequence	Codeforces	4
55	Inna and Nine	Codeforces	4
56	Zuma	Codeforces	4
57	Rational Resistance	Codeforces	4
58	Wilbur and Points	Codeforces	4
59	Pythagorean Triples	Codeforces	4
60	Ivan and Powers of Two	Codeforces	4
61	Sereja and Swaps	Codeforces	4
62	Magic Formulas	Codeforces	4
63	Two Heaps	Codeforces	4
64	Toy Sum	Codeforces	4
65	Vasya and String	Codeforces	4
66	Bear and Three Musketeers	Codeforces	4
67	Jumping on Walls	Codeforces	4
68	Guess a number!	Codeforces	4
69	Divisible by Seven	Codeforces	4
70	Planets	Codeforces	4
71	Secret Combination	Codeforces	4
72	Tree Construction	Codeforces	4
73	Remainders Game	Codeforces	4
74	Amr and Pins	Codeforces	4
75	Gerald is into Art	Codeforces	4
76	Kay and Snowflake	Codeforces	4
77	DZY Loves Chemistry	Codeforces	4
78	The Child and Zoo	Codeforces	4
79	Vasiliy's Multiset	Codeforces	4
80	Alyona and the Tree	Codeforces	4
81	Polo the Penguin and XOR operation	Codeforces	4
82	Unusual Product	Codeforces	4
83	Chips	Codeforces	4
84	Two Substrings	Codeforces	4
85	The Big Race	Codeforces	4
86	Borya and Hanabi	Codeforces	4
87	Alice and Bob	Codeforces	4
88	Bits	Codeforces	4
89	The Values You Can Make	Codeforces	4
90	Subsegments	Codeforces	4
91	Alternating Current	Codeforces	4
92	Ski Base	Codeforces	5
93	Mike and Geometry Problem	Codeforces	5
94	Police Station	Codeforces	5
95	Maxim and Restaurant	Codeforces	5
96	Xenia and Hamming	Codeforces	5
97	The Road to Berland is Paved With Good Intentions	Codeforces	5
98	Arthur and Table	Codeforces	5
99	Queue	Codeforces	5
100	Domino Principle	Codeforces	5
101	Kleofáš and the n-thlon	Codeforces	5
102	Little Elephant and Elections	Codeforces	5
103	Wrong Floyd	Codeforces	5
104	Free Market	Codeforces	5
105	Strictly Positive Matrix	Codeforces	5
106	Hydra	Codeforces	5
107	Fox And Jumping	Codeforces	5
108	Building Forest	Codeforces	5
109	Vika and Segments	Codeforces	5
110	Cipher	Codeforces	5
111	Famil Door and Brackets	Codeforces	5
112	Theseus and labyrinth	Codeforces	5
113	3-cycles	Codeforces	5
114	The table	Codeforces	5
115	Relay Race	Codeforces	5
116	Sereja and Periods	Codeforces	5
117	Lucky Permutation	Codeforces	5
118	Ilya and Roads	Codeforces	5
119	Little Elephant and Furik and Rubik	Codeforces	5
120	Running Track	Codeforces	5
121	Minesweeper 1D	Codeforces	5
122	Wizards and Huge Prize	Codeforces	5
123	Spongebob and Squares	Codeforces	5
124	Numbers	Codeforces	5
125	Shortest Path	Codeforces	5
126	Let's Play Osu!	Codeforces	5
127	Triangles	Codeforces	5
128	Lieges of Legendre	Codeforces	5
129	Number With The Given Amount Of Divisors	Codeforces	5
130	Iahub and Permutations	Codeforces	5
131	Wet Shark and Blocks	Codeforces	5
132	Number Transformation	Codeforces	5
133	Invariance of Tree	Codeforces	5
134	Alyona and Strings	Codeforces	5
135	Gifts by the List	Codeforces	5
136	Mushroom Gnomes - 2	Codeforces	5
137	Messenger	Codeforces	5
138	Lengthening Sticks	Codeforces	5
139	Flawed Flow	Codeforces	5
140	Love Triangles	Codeforces	5
141	Random Task	Codeforces	5
142	Modulo Sum	Codeforces	5
143	Inna and Binary Logic	Codeforces	5
144	Little Elephant and LCM	Codeforces	5
145	Preparing for the Contest	Codeforces	5
146	Minimization	Codeforces	5
147	Two Strings	Codeforces	5
148	Games with Rectangle	Codeforces	5
149	Interesting Game	Codeforces	5
150	Persistent Bookcase	Codeforces	5
151	Amr and Chemistry	Codeforces	5
152	Apple Tree	Codeforces	5
153	Friends and Subsequences	Codeforces	5
154	Mishka and Interesting sum	Codeforces	5
155	Time to Raid Cowavans	Codeforces	5
156	Decoding Genome	Codeforces	5
157	Points on Plane	Codeforces	5
158	Vitaly and Cycle	Codeforces	5
159	Babaei and Birthday Cake	Codeforces	5
160	Money Transfers	Codeforces	5
161	Compatible Numbers	Codeforces	5
162	Infinite Inversions	Codeforces	6
163	Cactus	Codeforces	6
164	Yet Another Number Game	Codeforces	6
165	Vasily the Bear and Beautiful Strings	Codeforces	6
166	Empire Strikes Back	Codeforces	6
167	George and Cards	Codeforces	6
168	Game on Tree	Codeforces	6
169	Graph Cutting	Codeforces	6
170	Lovely Matrix	Codeforces	6
171	Beautiful Road	Codeforces	6
172	Vanya and Treasure	Codeforces	6
173	Famil Door and Roads	Codeforces	6
174	Acyclic Organic Compounds	Codeforces	6
175	Thwarting Demonstrations	Codeforces	6
176	Vanya and Brackets	Codeforces	6
177	Game with Powers	Codeforces	6
178	Edges in MST	Codeforces	6
179	Anya and Cubes	Codeforces	6
180	The Last Fight Between Human and AI	Codeforces	6
181	Arthur and Brackets	Codeforces	6
182	Trains and Statistic	Codeforces	6
183	Devu and Flowers	Codeforces	6
184	Minimum Modular	Codeforces	7
185	Anniversary	Codeforces	7
186	Axis Walking	Codeforces	7
187	Lucky Arrays	Codeforces	7
188	Working routine	Codeforces	7
189	Linear Kingdom Races	Codeforces	7
190	Little Elephant and Tree	Codeforces	7
191	Lucky Array	Codeforces	7
192	Alphabet Permutations	Codeforces	7
193	Sereja and Sets	Codeforces	7
194	President's Path	Codeforces	7
195	Counter Attack	Codeforces	7
196	Kefa and Watch	Codeforces	7
197	Optimize!	Codeforces	8
198	Choosing Subtree is Fun	Codeforces	8
199	Blood Cousins Return	Codeforces	8
200	Little Elephant and Strings	Codeforces	9