You must be logged in to add problems to this category

Dynamic Programming problems
Problem Name Online Judge Year Contest Difficulty Level
1 Philosophers Stone Categories SPOJ 1
2 Rent your airplane and make money Categories SPOJ 1
3 Alphacode Categories SPOJ 1
4 Help the soldier Categories SPOJ 1
5 The Tower of Babylon Categories UVA 1
6 Cutting Sticks Categories UVA 1
7 Chocolate Categories SPOJ 1
8 Getting in Line Categories UVA 1
9 Largest Submatrix Categories UVA 1
10 Bee Walk Categories SPOJ 1
11 Feynman Categories SPOJ 1
12 In Danger Categories SPOJ 1
13 Maximum Sum Categories UVA 1
14 Adjacent Bit Counts Categories SPOJ 1
15 Training for final Categories SPOJ 1
16 THE DRUNK JAILER Categories PKU 1
17 Chop Ahoy! Revisited! Categories SPOJ 1
18 K-based Numbers Categories Timus 1
19 LATGACH3 Categories SPOJ 1
20 Luggage Categories UVA 1
21 Binary Apple Tree Categories Timus 1
22 The 3n + 1 problem Categories UVA 1
23 Scientific Conference Categories Timus 1
24 Distinct Subsequences Categories UVA 1
25 Hotels Along the Croatian Coast Categories SPOJ 1
26 Piggy-Bank Categories SPOJ 1
27 BLAST Categories SPOJ 1
28 Rectangles Perimeter Categories SPOJ 1
29 Let Me Count The Ways Categories UVA 1
30 Sums in a Triangle Categories SPOJ 1
31 Two Ends Categories SPOJ 1
32 DNA Sequences Categories SPOJ 1
33 Vertex Cover Categories SPOJ 1
34 Sweet and Sour Rock Categories SPOJ 1
35 Mixtures Categories SPOJ 1
36 DIE HARD Categories SPOJ 1
37 Fishmonger Categories SPOJ 1
38 Candy Categories Live Archive 2008 Latin America - South America 1
39 Square Brackets Categories SPOJ 1
40 The Double HeLiX Categories SPOJ 1
41 Hangover Categories PKU 1
42 Pocket Money Categories SPOJ 1
43 SuperSale Categories UVA 1
44 Cross-country Categories SPOJ 1
45 Staircases Categories Timus 1
46 Lucky Tickets Categories Timus 1
47 Binary Lexicographic Sequence Categories Timus 1
48 Ice Sculptures Categories Codeforces VK Cup 2012 Qualification Round 1 1
49 Divisibility Categories UVA 1
50 Enormous Input Test Categories CodeChef 1
51 Summing to a Square Prime Categories SPOJ 1
52 Permutations Categories SPOJ 1
53 Coins Game Categories SPOJ 1
54 Tower of Babylon Categories SPOJ 1
55 Dollars Categories UVA 1
56 Ingenuous Cubrency Categories UVA 1
57 Treats for the Cows Categories SPOJ 1
58 Palindrome 2000 Categories SPOJ 1
59 Army Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 1
60 Unidirectional TSP Categories UVA 1
61 Scuba diver Categories SPOJ 1
62 Edit distance Categories SPOJ 1
63 No Change Categories SPOJ 1
64 Sum of Digits Categories SPOJ 1
65 Exponentiation Categories PKU 1
66 Easy Longest Increasing Subsequence Categories SPOJ 1
67 Homer Simpson Categories UVA 1
68 Tri graphs Categories SPOJ 1
69 Non-Decreasing Digits Categories SPOJ 1
70 Tiling Up Blocks Categories Live Archive 2003 Asia - Kaohsiung 1
71 Railway Tickets Categories Timus 1
72 Flags Categories Timus 1
73 Fibonacci Freeze Categories UVA 1
74 Maximum Sum Categories Timus 1
75 Fibonacci Words Categories Live Archive 2012 World Finals - Warsaw 1
76 K-based Numbers. Version 3 Categories Timus 1
77 Cut Ribbon Categories Codeforces Codeforces Round #119 (Div. 2) 1
78 Prime Permutations Categories CodeChef 1
79 Bytelandian gold coins Categories SPOJ 1
80 Party Schedule Categories SPOJ 1
81 Tiling a Grid With Dominoes Categories SPOJ 1
82 Roads Categories SPOJ 1
83 Assignments Categories SPOJ 1
84 Dividing coins Categories UVA 1
85 Aibohphobia Categories SPOJ 1
86 Trip Categories SPOJ 1
87 Fool the Police Categories SPOJ 1
88 Is Bigger Smarter? Categories UVA 1
89 Distinct Subsequences Categories SPOJ 1
90 How do you add? Categories UVA 1
91 A+B Problem Categories PKU 1
92 Phidias Categories SPOJ 1
93 Take the Land Categories UVA 1
94 Seinfeld Categories SPOJ 1
95 K-based Numbers. Version 2 Categories Timus 1
96 Tile Code Categories Live Archive 2007 Asia - Seoul 1
97 Longest Common Subsequence Categories UVA 1
98 Square Country Categories Timus 1
99 Metro Categories Timus 1
100 Soft Drinking Categories Codeforces Codeforces Round #107 (Div. 2) 1
101 Particular Palindromes Categories SPOJ 2
102 Beautiful People Categories SGU 2
103 Decoding Morse Sequences Categories SPOJ 2
104 Yoda Goes Palindromic ! Categories SPOJ 2
105 Three-coloring of binary trees Categories SPOJ 2
106 Up Subsequence Categories SPOJ 2
107 Save Thy Toys Categories SPOJ 2
108 Martian Mining Categories SPOJ 2
109 The least round way Categories Codeforces Codeforces Beta Round #2 2
110 Always on the run Categories UVA 2
111 Nested Dolls Categories SPOJ 2
112 Space Elevator Categories PKU 2
113 Anniversary Party Categories Timus 2
114 Chilly Willy Categories Codeforces Codeforces Round #152 (Div. 2) 2
115 Game Show Math Categories UVA 2
116 Bicolored Horses Categories Timus 2
117 Partition Categories SPOJ 2
118 Chopsticks Categories UVA 2
119 ACM (ACronymMaker) Categories SPOJ 2
120 Tetrahedron Categories Codeforces Codeforces Round #113 (Div. 2) 2
121 Temptation Island Categories SPOJ 2
122 Collecting Beepers Categories UVA 2
123 Sorting is not easy Categories SPOJ 2
124 Marks Distribution Categories UVA 2
125 Tiling Categories UVA 2
126 Mysterious Present Categories Codeforces Codeforces Beta Round #4 (Div. 2 Only) 2
127 Problem 3 Categories SPOJ 2
128 Menu Categories SPOJ 2
129 Physics Practical Categories Codeforces Codeforces Round #154 (Div. 2) 2
130 Mobile Service Categories SPOJ 2
131 Jugs Categories UVA 2
132 False Mirrors Categories Timus 2
133 String problem Categories SPOJ 2
134 I-Keyboard Categories SPOJ 2
135 Candy Categories SPOJ 2
136 Little Elephant and Painting Categories CodeChef 2
137 Street Categories SPOJ 2
138 Another Problem on Strings Categories Codeforces Codeforces Round #112 (Div. 2) 2
139 Palindrome pairs Categories Codeforces VK Cup 2012 Qualification Round 2 2
140 Building Bridges Categories SPOJ 2
141 Musketeers Categories SPOJ 2
142 Blueberries Categories SPOJ 2
143 Flight Planner Categories UVA 2
144 Dice Categories SPOJ 2
145 Con-Junctions Categories SPOJ 2
146 Another Tree Problem Categories SPOJ 2
147 Making A Budget Categories SPOJ 2
148 Dab of Backpack Categories SPOJ 2
149 Bit Mask Categories UVA 2
150 MAXIMUM WOOD CUTTER Categories SPOJ 2
151 Queue Categories UVA 2
152 Segments Categories Timus 2
153 Optimal Binary Search Tree Categories UVA 2
154 Counting The Way of Bracket Replacement Categories SPOJ 2
155 Milliard Vasya's Function Categories Timus 2
156 Maximum Absurdity Categories Codeforces Codeforces Round #193 (Div. 2) 2
157 Point Connection Game in a Circle Categories SPOJ 2
158 Magic Grid Categories SPOJ 2
159 Distance in Tree Categories Codeforces VK Cup 2012 Round 1 2
160 Interesting number Categories SPOJ 2
161 Wedding shopping Categories UVA 2
162 Drop the Triples Categories Live Archive 2007 Latin America - South America 2
163 0110SS Categories SPOJ 2
164 The Courier Categories SPOJ 2
165 Tourist Categories SPOJ 2
166 Pilots Categories SPOJ 2
167 Bar Codes Categories UVA 2
168 Another Box Problem Categories SPOJ 2
169 Feline Olympics - Mouseball Categories SPOJ 2
170 Weather Categories Codeforces Codeforces Round #145 (Div. 2, ACM-ICPC Rules) 2
171 Ministry Categories Timus 2
172 Nudnik Photographer Categories Timus 2
173 COSTLY CHESS Categories SPOJ 2
174 Intervals of Monotonicity Categories Timus 3
175 Pleasing Chief Categories CodeChef 3
176 RGBStreet Categories TopCoder SRM 325 - Div2 medium] (10005) 3
177 Pearls Categories Live Archive 2002 Europe - Northwestern 3
178 Card Sorting Categories SPOJ 3
179 Little Elephant and Movies Categories CodeChef 3
180 Choosing Capital for Treeland Categories Codeforces Codeforces Round #135 (Div. 2) 3
181 How Many O's? Categories UVA 3
182 Password Categories Codeforces Codeforces Beta Round #93 (Div. 1 Only) & Codeforces Beta Round #93 (Div. 2 Only) 3
183 Bag of mice Categories Codeforces Codeforces Round #105 (Div. 2) 3
184 Caesar's Legions Categories Codeforces Codeforces Beta Round #89 (Div. 2) 3
185 NERED Categories SPOJ 3
186 I-Keyboard Categories Live Archive 2000 Europe - Central 3
187 Orchard Trees Categories UVA 3
188 Buns Categories Codeforces Codeforces Beta Round #82 (Div. 2) 3
189 Fast Food Categories UVA 3
190 Gentlemen Categories Timus 3
191 Hierarchy Categories Timus 3
192 Determine it Categories UVA 3
193 The Matrix Game Categories CodeChef 3
194 Hometask Categories Codeforces Codeforces Round #131 (Div. 2) 3
195 Threeprime Numbers Categories Timus 3
196 Erdos Numbers Categories Live Archive 2000 Europe - Northwestern & Europe - Southwestern & Europe - Mid-Central 3
197 Sereja and Game Categories CodeChef 3
198 Slikar Categories SPOJ 3
199 Activities Categories SPOJ 3
200 Black or White Categories SPOJ 3
201 Mosaic Categories Live Archive 2009 North America - Southeast USA 3
202 Help Bob Categories SPOJ 3
203 ZigZag Categories TopCoder TCCC '03 Semifinals 3 - Div1 easy] (4493) 3
204 Counting K-Rectangle Categories SPOJ 3
205 Brackets Sequence Categories Timus 3
206 Mnemonics and Palindromes Categories Timus 3
207 Most Servings Meal Categories SPOJ 3
208 Partition the sequence Categories SPOJ 3
209 Maximum Triangle Area Categories SPOJ 3
210 Chest of Drawers Categories UVA 3
211 Free Candies Categories UVA 3
212 Longest Regular Bracket Sequence Categories Codeforces Codeforces Beta Round #5 3
213 Deliver pizza Categories SPOJ 3
214 Chop Ahoy! Revisited! Categories Live Archive 2005 Africa/Middle East - Arab and North Africa 3
215 JEDNAKOST Categories SPOJ 3
216 Catch Fish Categories SPOJ 3
217 To Add or Not to Add Categories Codeforces Codeforces Round #143 (Div. 2) 3
218 Cards, bags and coins Categories CodeChef 3
219 Barcode Categories Codeforces Codeforces Round #139 (Div. 2) 3
220 Zeta-Nim Game Categories CodeChef 3
221 Sense of Beauty Categories Timus 3
222 String Shuffle Categories SPOJ 3
223 Leaves Categories SPOJ 3
224 Minus Operation Categories SPOJ 3
225 Balancing the Stone Categories SPOJ 3
226 Esferas Categories SPOJ 3
227 Budget Travel Categories UVA 3
228 BadNeighbors Categories TopCoder TCCC '04 Round 4 - Div1 easy] (5009) 3
229 Traveling by Stagecoach Categories SPOJ 3
230 Minimal Coverage Categories Timus 3
231 Candy (Again) Categories SPOJ 4
232 Little Elephant and Interval Categories Codeforces Codeforces Round #129 (Div. 1) & Codeforces Round #129 (Div. 2) 4
233 Eternal Victory Categories Codeforces Codeforces Beta Round #57 (Div. 2) 4
234 One-two, One-two 2 Categories Timus 4
235 Drop the Triples Categories SPOJ 4
236 Palindromic Subsequence Categories UVA 4
237 Wonderful Randomized Sum Categories Codeforces Codeforces Beta Round #33 (Codeforces format) 4
238 Paid Roads Categories SPOJ 4
239 Hackers' Crackdown Categories UVA 4
240 Raucous Rockers Categories UVA 4
241 Bargaining Table Categories Codeforces Codeforces Beta Round #22 (Div. 2 Only) 4
242 BATMAN3 Categories SPOJ 4
243 Even Palindrome Categories SPOJ 4
244 Polygon Categories SPOJ 4
245 Common Subsequences Categories SPOJ 4
246 Najkraci Categories SPOJ 4
247 Many polygons Categories SPOJ 4
248 Mars Canals Categories Timus 4
249 Boy Scouts Categories SPOJ 4
250 Best Coalitions Categories UVA 4
251 Dumb Bones Categories UVA 4
252 Clear Symmetry Categories Codeforces Codeforces Round #127 (Div. 1) & Codeforces Round #127 (Div. 2) 4
253 Substring and Subsequence Categories Codeforces VK Cup 2012 Round 2 4
254 Phone Talks Categories Codeforces VK Cup 2012 Qualification Round 1 4
255 Hometask Categories Codeforces Codeforces Round #109 (Div. 1) & Codeforces Round #109 (Div. 2) 4
256 Communication Fiend Categories Timus 4
257 Digit Sum Categories UVA 4
258 Let go to the movies Categories SPOJ 4
259 COUNT PAREN Categories SPOJ 4
260 Folding Categories Timus 4
261 Train Categories Codeforces Codeforces Beta Round #68 4
262 Lemon Tale Categories Timus 4
263 SMS Categories Timus 4
264 Building Bridges(HARD) Categories SPOJ 4
265 Solitaire Categories Codeforces Codeforces Round #130 (Div. 2) 4
266 Minion Circle Categories CodeChef 4
267 Bottle Taps Categories Timus 4
268 Antimonotonicity Categories UVA 4
269 String reduction Categories SPOJ 4
270 Message Categories Codeforces Codeforces Round #110 (Div. 1) & Codeforces Round #110 (Div. 2) 4
271 Spiders Categories Codeforces School Regional Team Contest, Saratov, 2011 4
272 Chocolate Box Categories UVA 4
273 Queries for Number of Palindromes Categories Codeforces CROC-MBTU 2012, Elimination Round (ACM-ICPC) 4
274 Term Strategy Categories UVA 4
275 Crack Categories Timus 4
276 Chocolate Categories SPOJ 4
277 The Secret of an Aerolite Categories SPOJ 4
278 Bribe the Prisoners Categories SPOJ 4
279 Trees Again Categories SPOJ 4
280 Who is The Boss Categories SPOJ 4
281 Dominoes Categories SPOJ 4
282 Malevich Strikes Back! Categories Timus 4
283 Dynasty Puzzles Categories Codeforces Codeforces Round #121 (Div. 1) & Codeforces Round #121 (Div. 2) 5
284 File List Categories Codeforces VK Cup 2012 Round 3 (Unofficial Div. 2 Edition) 5
285 Cinema Cashier Categories Codeforces Codeforces Beta Round #10 5
286 Optimal Cut Categories UVA 5
287 Allergy Test Categories UVA 5
288 Two out of Three Categories Codeforces Yandex.Algorithm 2011 Qualification 2 5
289 Beaver Game Categories Codeforces Codeforces Beta Round #70 (Div. 2) 5
290 Tiling Dominoes Categories UVA 5
291 Cargo Agency Categories Timus 5
292 DNA Laboratory Categories SPOJ 5
293 Partial Teacher Categories Codeforces Manthan 2011 5
294 Towers Categories Codeforces Codeforces Round #142 (Div. 1) 5
295 Gasoline Station Categories Timus 5
296 Subsequence Problem Categories SPOJ 5
297 Zeros and Ones Categories UVA 5
298 Coin Changing Again Categories UVA 5
299 Connect Line Segments Categories SPOJ 5
300 Looking for Order Categories Codeforces Codeforces Beta Round #8 5
301 Convex Polygons Categories SPOJ 5
302 Porcelain Categories Codeforces Codeforces Round #105 (Div. 2) 5
303 Petr# Categories Codeforces Codeforces Beta Round #86 (Div. 1 Only) & Codeforces Beta Round #86 (Div. 2 Only) 5
304 Palindromes Categories Codeforces Codeforces Beta Round #98 (Div. 2) 5
305 The Bridges of Kolsberg Categories UVA 5
306 Basketball Team Categories Codeforces Codeforces Beta Round #83 (Div. 1 Only) & Codeforces Beta Round #83 (Div. 2 Only) 5
307 Batman Categories UVA 5
308 Beaver Categories Codeforces Codeforces Beta Round #71 5
309 INVITATION FOR TECHOFES Categories SPOJ 5
310 Let's Play Osu! Categories Codeforces Codeforces Round #146 (Div. 1) & Codeforces Round #146 (Div. 2) 5
311 CreatureTraining Categories TopCoder TCO08 Round 2 - Div1 medium] (12012) 5
312 Classmates 2 Categories Timus 5
313 E-mail Categories Timus 5
314 Decoding Genome Categories Codeforces Codeforces Round #137 (Div. 2) 5
315 BATMAN1 Categories SPOJ 5
316 Shooting Gallery Categories Codeforces Codeforces Beta Round #30 (Codeforces format) 5
317 Wizards and Huge Prize Categories Codeforces Codeforces Round #114 (Div. 1) & Codeforces Round #114 (Div. 2) 5
318 Games with Rectangle Categories Codeforces Codeforces Beta Round #94 (Div. 1 Only) & Codeforces Beta Round #94 (Div. 2 Only) 5
319 Ship Routes Categories Timus 5
320 Little Elephant and Elections Categories Codeforces Codeforces Round #157 (Div. 1) & Codeforces Round #157 (Div. 2) 5
321 Expect the Expected Categories UVA 5
322 Police Station Categories Codeforces Codeforces Round #130 (Div. 2) 5
323 Happiness to People! Categories Timus 5
324 Make Psycho Categories SPOJ 5
325 Compatible Numbers Categories Codeforces Codeforces Round #112 (Div. 2) 5
326 Wooden Fence Categories Codeforces Codeforces Round #117 (Div. 2) 5
327 Spiral Maximum Categories Codeforces Croc Champ 2012 - Round 1 5
328 How many trees? Categories Codeforces Codeforces Beta Round #9 (Div. 2 Only) 5
329 Paint templates Categories SPOJ 5
330 Huffmans Greed Categories SPOJ 5
331 Busy Programmer Categories UVA 5
332 Bit by Bit Categories SPOJ 5
333 Logo Turtle Categories Codeforces Codeforces Beta Round #96 (Div. 1) & Codeforces Beta Round #96 (Div. 2) 5
334 Lucky Common Subsequence Categories Codeforces Codeforces Round #201 (Div. 1) & Codeforces Round #201 (Div. 2) 5
335 Independent Attacking Zones Categories UVA 5
336 Almost Arithmetical Progression Categories Codeforces Codeforces Round #156 (Div. 2) & Codeforces Round #156 (Div. 1) 5
337 Relay Race Categories Codeforces Codeforces Round #131 (Div. 1) & Codeforces Round #131 (Div. 2) 6
338 Right Triangles Categories Codeforces Codeforces Testing Round #1 6
339 Roadworks Categories Timus 6
340 Decimation Categories Timus 6
341 Car with powers Categories SPOJ 6
342 Pawn Categories Codeforces Codeforces Beta Round #40 (Div. 2) 6
343 BATMAN2 Categories SPOJ 6
344 Petya and Spiders Categories Codeforces Codeforces Beta Round #85 (Div. 1 Only) & Codeforces Beta Round #85 (Div. 2 Only) 6
345 The Islands Categories UVA 6
346 JUMPING DORA Categories SPOJ 6
347 Interesting Game Categories Codeforces Codeforces Beta Round #73 (Div. 1 Only) & Codeforces Beta Round #73 (Div. 2 Only) 6
348 LionAge II Categories Codeforces Codeforces Beta Round #66 6
349 Fence Categories Codeforces Codeforces Round #145 (Div. 2, ACM-ICPC Rules) & Codeforces Round #145 (Div. 1, ACM-ICPC Rules) 6
350 Enterprise Categories Timus 6
351 Table Categories Codeforces Codeforces Round #144 (Div. 1) & Codeforces Round #144 (Div. 2) 6
352 Enemy is weak Categories Codeforces Codeforces Beta Round #57 (Div. 2) 6
353 Animals Categories Codeforces Codeforces Beta Round #35 (Div. 2) 6
354 BATMAN4 Categories SPOJ 6
355 LCIS Categories Codeforces Codeforces Beta Round #10 6
356 Education Reform Categories Codeforces Codeforces Beta Round #90 6
357 Mystic Craft Categories SPOJ 6
358 Fatawy Categories SPOJ 6
359 Sort that Queue Categories Live Archive 2005 Africa/Middle East - Arab and North Africa 6
360 Buses Categories Codeforces Codeforces Beta Round #79 (Div. 1 Only) & Codeforces Beta Round #79 (Div. 2 Only) 6
361 Lucky Numbers Categories Codeforces Codeforces Beta Round #77 (Div. 1 Only) 6
362 Train Categories Timus 6
363 AlgoRace Categories Codeforces Codeforces Round #119 (Div. 1) & Codeforces Round #119 (Div. 2) 6
364 Playing War Categories UVA 6
365 Fragile Bridges Categories Codeforces Codeforces Round #127 (Div. 1) & Codeforces Round #127 (Div. 2) 6
366 ICPC Team Strategy Categories UVA 6
367 Coloring Brackets Categories Codeforces Codeforces Round #106 (Div. 2) 6
368 Checkout Assistant Categories Codeforces Codeforces Beta Round #19 6
369 Cubes Categories Codeforces Codeforces Round #116 (Div. 2, ACM-ICPC Rules) 6
370 Fish Categories Codeforces Codeforces Beta Round #16 (Div. 2 Only) 6
371 Bracket Sequence Categories SPOJ 6
372 A Simple Task Categories Codeforces Codeforces Beta Round #11 6
373 Mouse & a Cheese Categories UVA 6
374 Candy Categories UVA 6
375 IPL - CRICKET TOURNAMENT Categories SPOJ 6
376 Kalila and Dimna in the Logging Industry Categories Codeforces Codeforces Round #189 (Div. 1) & Codeforces Round #189 (Div. 2) 6
377 MagicNaming Categories TopCoder SRM 526.5 - Div2 hard] (14762) 6
378 Numbers Categories Codeforces Codeforces Round #131 (Div. 1) & Codeforces Round #131 (Div. 2) 6
379 Optical Experiment Categories Codeforces Manthan 2011 6
380 Stripe 2 Categories Codeforces Codeforces Alpha Round #21 (Codeforces format) 6
381 Incrementing The Integer Categories SPOJ 6
382 Anniversary Firework Categories Timus 6
383 Let's Go Rolling! Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 6
384 Word Cut Categories Codeforces Croc Champ 2012 - Round 2 6
385 Sequence Categories Codeforces Codeforces Beta Round #13 6
386 Cipher Categories Codeforces Codeforces Round #110 (Div. 1) & Codeforces Round #110 (Div. 2) 6
387 Number With The Given Amount Of Divisors Categories Codeforces Codeforces Beta Round #27 (Codeforces format, Div. 2) 6
388 Lizards and Basements 2 Categories Codeforces Codeforces Beta Round #6 (Div. 2 Only) 6
389 Lucky Subsequence Categories Codeforces Codeforces Round #104 (Div. 1) & Codeforces Round #104 (Div. 2) 6
390 Number Transformation Categories Codeforces Codeforces Round #153 (Div. 1) & Codeforces Round #153 (Div. 2) 6
391 Big Maximum Sum Categories Codeforces Codeforces Beta Round #67 (Div. 2) 6
392 Fibonacci Words Categories UVA 6
393 Beautiful numbers Categories Codeforces Codeforces Beta Round #51 7
394 Brainfuck Categories Timus 7
395 Cactus Categories Codeforces Codeforces Round #143 (Div. 2) 7
396 Petya and Post Categories Codeforces Codeforces Beta Round #61 (Div. 2) 7
397 Fractal Detector Categories Codeforces Codeforces Round #141 (Div. 2) 7
398 Salary for Robots Categories Timus 7
399 One-Based Arithmetic Categories Codeforces Testing Round #10 7
400 Yet Another Answer Categories Timus 7
401 Seller Bob Categories Codeforces Codeforces Beta Round #18 (Div. 2 Only) 7
402 Brainwashing Device Categories Timus 7
403 Polycarpus the Safecracker Categories Codeforces VK Cup 2012 Round 1 7
404 Camels Categories Codeforces Codeforces Beta Round #14 (Div. 2) 7
405 The Top-Code Categories SPOJ 7
406 Constants in the language of Shakespeare Categories Codeforces Codeforces Beta Round #96 (Div. 1) 7
407 Dot Categories Codeforces Codeforces Beta Round #63 (Div. 2) 7
408 Martian Plates Categories Timus 7
409 Anfisa the Monkey Categories Codeforces School Team Contest #2 (Winter Computer School 2010/11) 7
410 Lunar Code Categories Timus 7
411 Changing a String Categories Codeforces Codeforces Beta Round #52 (Div. 2) 7
412 Flag 2 Categories Codeforces Codeforces Beta Round #18 (Div. 2 Only) 7
413 Name Categories Codeforces Codeforces Round #116 (Div. 2, ACM-ICPC Rules) 7
414 TheProgrammingContestDivOne Categories TopCoder SRM 502 - Div1 medium] (14431) 7
415 Table Tennis Categories UVA 7
416 Fibonacci Sums Categories Codeforces Codeforces Beta Round #93 (Div. 1 Only) 7
417 Eleven Categories UVA 7
418 Cats Transport Categories Codeforces Codeforces Round #185 (Div. 1) & Codeforces Round #185 (Div. 2) 7
419 Numbers Categories Codeforces Codeforces Beta Round #72 (Div. 1 Only) 7
420 First Digit Law Categories Codeforces Codeforces Beta Round #50 7
421 Bombing Categories Codeforces Codeforces Beta Round #47 7
422 Martian Army Categories Timus 7
423 Plants vs. Zombies HD SP Categories UVA 7
424 Catch Sheep Categories SPOJ 7
425 Help Caretaker Categories Codeforces Codeforces Round #102 (Div. 1) & Codeforces Round #102 (Div. 2) 7
426 Beavermuncher-0xFF Categories Codeforces Codeforces Beta Round #69 (Div. 1 Only) & Codeforces Beta Round #69 (Div. 2 Only) 7
427 Eating High Categories Timus 7
428 Join Categories Timus 7
429 Comb Categories Codeforces School Personal Contest #2 (Winter Computer School 2010/11) - Codeforces Beta Round #43 (ACM-ICPC Rules) 7
430 ACM Diagnostics Categories Timus 7
431 TV Game Categories Codeforces Codeforces Beta Round #31 (Div. 2, Codeforces format) 7
432 Two Longest Paths Categories UVA 7
433 Merry-go-round Categories Timus 7
434 Alternative Solution Categories Timus 7
435 Atomic Car Race Categories UVA 7
436 Colored Tiles Categories UVA 7
437 GO FOR DIAMONDS Categories SPOJ 7
438 World Eater Brothers Categories Codeforces Codeforces Round #148 (Div. 1) & Codeforces Round #148 (Div. 2) 7
439 Lost in Space Categories Timus 7
440 Half-decay tree Categories Codeforces Codeforces Beta Round #62 8
441 Multicolored Marbles Categories Codeforces VK Cup 2012 Finals, Practice Session 8
442 Archer's Travel Categories Timus 8
443 Smart Boy Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 8
444 Lov-e Pap Pap-e Polti Categories SPOJ 8
445 Bath Queue Categories Codeforces Codeforces Beta Round #28 (Codeforces format) 8
446 Defining Macros Categories Codeforces Codeforces Beta Round #7 8
447 Lostborn Categories Codeforces Codeforces Beta Round #76 (Div. 1 Only) 8
448 Ciel and Gondolas Categories Codeforces Codeforces Round #190 (Div. 1) 8
449 Dead Ends Categories Codeforces Codeforces Beta Round #49 (Div. 2) 8
450 Common ancestor Categories Codeforces Codeforces Beta Round #46 (Div. 2) 8
451 Little Elephant and Retro Strings Categories Codeforces Codeforces Round #129 (Div. 1) 8
452 Little Elephant and Triangle Categories Codeforces Codeforces Round #136 (Div. 1) 8
453 Don't fear, DravDe is kind Categories Codeforces Codeforces Beta Round #28 (Codeforces format) 8
454 Inventory Categories UVA 8
455 Tree Categories Codeforces Codeforces Beta Round #23 8
456 Clearing Up Categories Codeforces Codeforces Round #101 (Div. 2) 8
457 Tourist Categories Codeforces All-Ukrainian School Olympiad in Informatics 8
458 Beautiful Road Categories Codeforces Codeforces Beta Round #73 (Div. 1 Only) 8
459 Lucky Arrays Categories Codeforces Codeforces Round #156 (Div. 1) 8
460 IT Restaurants Categories Codeforces VK Cup 2012 Finals (unofficial online-version) 8
461 Sequence of Balls Categories Codeforces Manthan 2011 8
462 Gifts Categories Codeforces Codeforces Round #142 (Div. 1) 8
463 Phone Number Categories Codeforces School Team Contest #2 (Winter Computer School 2010/11) 8
464 Periodical Numbers Categories Codeforces Codeforces Round #132 (Div. 2) 8
465 Frequent Flyer Card Categories Timus 8
466 Broken robot Categories Codeforces Codeforces Beta Round #24 8
467 Castle Categories Codeforces Codeforces Beta Round #79 (Div. 1 Only) 8
468 Beads Categories Codeforces Codeforces Beta Round #8 8
469 Password Categories Codeforces Codeforces Beta Round #71 8
470 Widget Library Categories Codeforces Codeforces Beta Round #74 (Div. 1 Only) & Codeforces Beta Round #74 (Div. 2 Only) 8
471 Yekaterinburg Subway Categories Timus 8
472 Dormitory Categories Codeforces Codeforces Round #155 (Div. 2) 8
473 Nuclear Fusion Categories Codeforces Codeforces Beta Round #65 (Div. 2) 8
474 Writing a Song Categories Codeforces Codeforces Beta Round #50 8
475 Sweets Game Categories Codeforces Codeforces Beta Round #59 (Div. 2) 8
476 Brand New Problem Categories Codeforces Codeforces Round #127 (Div. 1) 8
477 What Has Dirichlet Got to Do with That? Categories Codeforces School Team Contest #1 (Winter Computer School 2010/11) 8
478 Balance Categories Codeforces Codeforces Beta Round #17 8
479 Brackets Categories Codeforces Codeforces Beta Round #92 (Div. 1 Only) & Codeforces Beta Round #92 (Div. 2 Only) 8
480 Linear Kingdom Races Categories Codeforces Codeforces Beta Round #87 (Div. 1 Only) 8
481 Crime Management Categories Codeforces Codeforces Beta Round #83 (Div. 1 Only) 8
482 Lucky Country Categories Codeforces Codeforces Beta Round #77 (Div. 1 Only) 8
483 Blood Cousins Return Categories Codeforces Codeforces Round #151 (Div. 2) 8
484 Flags Categories Codeforces Codeforces Beta Round #76 (Div. 1 Only) 8
485 Little Elephant and Broken Sorting Categories Codeforces Codeforces Round #157 (Div. 1) 8
486 Genetic engineering Categories Codeforces Yandex.Algorithm 2011 Round 2 8
487 Fibonacci army Categories Codeforces Unknown Language Round #2 8
488 Ivan the Fool VS Gorynych the Dragon Categories Codeforces School Personal Contest #3 (Winter Computer School 2010/11) - Codeforces Beta Round #45 (ACM-ICPC Rules) 9
489 Shoe Store Categories Codeforces Codeforces Round #113 (Div. 2) 9
490 T-shirt Categories Codeforces Croc Champ 2012 - Final 9
491 Hyper String Categories Codeforces Croc Champ 2012 - Round 2 9
492 Garden Categories Codeforces Codeforces Round #108 (Div. 2) 9
493 New Year Garland Categories Codeforces Codeforces Round #100 9
494 Liars and Serge Categories Codeforces Codeforces Round #156 (Div. 1) 9
495 Cowboys Categories Codeforces VK Cup 2012 Finals (unofficial online-version) 9
496 Somali Pirates Categories Timus 9
497 Triangles Categories Codeforces Codeforces Beta Round #15 9
498 Plane of Tanks: Duel Categories Codeforces Codeforces Round #115 9
499 Information Reform Categories Codeforces Codeforces Beta Round #64 9
500 Journey Categories Codeforces Codeforces Beta Round #53 9
501 Moon Craters Categories Codeforces School Team Contest #1 (Winter Computer School 2010/11) 9
502 Lesson Timetable Categories Codeforces Codeforces Beta Round #37 9
503 Power Defence Categories Codeforces Codeforces Round #115 9
504 Faryuks Categories Timus 9
505 Unambiguous Arithmetic Expression Categories Codeforces Codeforces Beta Round #87 (Div. 1 Only) 9
506 World of Darkraft Categories Codeforces Codeforces Beta Round #99 (Div. 1) 9
507 Arrangement Categories Codeforces Codeforces Beta Round #83 (Div. 1 Only) & Codeforces Beta Round #83 (Div. 2 Only) 9
508 Horse Races Categories Codeforces Codeforces Beta Round #77 (Div. 1 Only) & Codeforces Beta Round #77 (Div. 2 Only) 9
509 Hanger Categories Codeforces Codeforces Beta Round #68 9
510 Two Subsequences Categories Codeforces Codeforces Beta Round #72 (Div. 1 Only) 9
511 Caterpillar Categories Codeforces Codeforces Beta Round #48 9
512 Formurosa Categories Codeforces Codeforces Round #134 (Div. 1) & Codeforces Round #134 (Div. 2) 9
513 Candy Store Categories Live Archive 2012 North America - Southeast USA 9
514 Mission Impassable Categories Codeforces Codeforces Round #107 (Div. 1) 9
515 Candies and Stones Categories Codeforces Codeforces Beta Round #79 (Div. 1 Only) 9
516 Pairs Categories Codeforces Yandex.Algorithm Open 2011 Qualification 1 9
517 Domino Carpet Categories Codeforces Codeforces Beta Round #69 (Div. 1 Only) 9
518 Mrs. Hudson's Pancakes Categories Codeforces Codeforces Round #110 (Div. 1) 10
519 Tree and Table Categories Codeforces Codeforces Round #153 (Div. 1) 10
520 Help Shrek and Donkey Categories Codeforces Codeforces Beta Round #78 (Div. 1 Only) 10
521 Mutation Categories Codeforces All-Ukrainian School Olympiad in Informatics 10
522 Meeting Her Categories Codeforces Codeforces Round #148 (Div. 1) 10
523 The Great Marathon Categories Codeforces School Personal Contest #1 (Winter Computer School 2010/11) - Codeforces Beta Round #38 (ACM-ICPC Rules) 10
524 Clever Fat Rat Categories Codeforces Codeforces Round #118 (Div. 1) & Codeforces Round #118 (Div. 2) 10
525 Steaks on Board Categories Timus 10
526 Doe Graphs Categories Codeforces Codeforces Round #144 (Div. 1) & Codeforces Round #144 (Div. 2) 10
527 Piglet's Birthday Categories Codeforces Codeforces Round #152 (Div. 2) & Codeforces Round #152 (Div. 1) 10
528 Cubes Categories Codeforces Codeforces Round #150 (Div. 1) 10
529 World Evil Categories Codeforces Codeforces Beta Round #58 10
530 Quick Tortoise Categories Codeforces Codeforces Round #144 (Div. 1) 10
531 Donkey and Stars Categories Codeforces Codeforces Round #152 (Div. 1) 10
532 Number Challenge Categories Codeforces Codeforces Round #146 (Div. 1) 10
533 Expression Categories Codeforces Codeforces Beta Round #54 (Div. 2) 10
534 Hellish Constraints Categories Codeforces Codeforces Beta Round #99 (Div. 1) 10