| 100 |
A+B |
18881 |
| 102 |
Coprimes |
7697 |
| 105 |
Div 3 |
6906 |
| 123 |
The sum |
6185 |
| 115 |
Calendar |
4336 |
| 135 |
Drawing Lines |
4159 |
| 107 |
987654321 problem |
4014 |
| 184 |
Patties |
3998 |
| 113 |
Nearly prime numbers |
3845 |
| 112 |
a^b - b^a |
3673 |
| 101 |
Domino |
3621 |
| 104 |
Little Shop of Flowers |
3417 |
| 117 |
Counting |
3290 |
| 127 |
Telephone directory |
3282 |
| 118 |
Digital root |
2874 |
| 126 |
Boxes |
2836 |
| 276 |
Andrew's Troubles |
2658 |
| 130 |
Circle |
2555 |
| 154 |
Factorial |
2529 |
| 114 |
Telecasting station |
2476 |
| 222 |
Little Rooks |
2354 |
| 116 |
Index of super-prime |
2253 |
| 133 |
Border |
2159 |
| 108 |
Self-numbers II |
2149 |
| 144 |
Meeting |
2121 |
| 175 |
Encoding |
2032 |
| 231 |
Prime Sum |
2003 |
| 134 |
Centroid |
1931 |
| 180 |
Inversions |
1906 |
| 106 |
The Equation |
1884 |
| 111 |
Very simple problem |
1879 |
| 181 |
X-Sequence |
1838 |
| 169 |
Numbers |
1800 |
| 103 |
Traffic Lights |
1791 |
| 172 |
eXam |
1779 |
| 109 |
Magic of David Copperfield II |
1763 |
| 170 |
Particles |
1732 |
| 143 |
Long Live the Queen |
1708 |
| 163 |
Wise King |
1702 |
| 297 |
Fair-play |
1656 |
| 152 |
Making round |
1631 |
| 124 |
Broken line |
1615 |
| 168 |
Matrix |
1570 |
| 149 |
Computer Network |
1558 |
| 196 |
Matrix Multiplication |
1552 |
| 302 |
BHTML 1.0 |
1539 |
| 146 |
The Runner |
1535 |
| 179 |
Brackets light |
1499 |
| 403 |
Scientific Problem |
1435 |
| 131 |
Hardwood floor |
1421 |
| 259 |
Printed PR |
1416 |
| 139 |
Help Needed! |
1377 |
| 119 |
Magic pairs |
1361 |
| 125 |
Shtirlits |
1312 |
| 358 |
Median of Medians |
1292 |
| 193 |
Chinese Girls' Amusement |
1281 |
| 316 |
Code Tanks |
1280 |
| 223 |
Little Kings |
1275 |
| 142 |
Keyword |
1264 |
| 199 |
Beautiful People |
1255 |
| 404 |
Fotrune-telling with camomile |
1254 |
| 296 |
Sasha vs. Kate |
1245 |
| 120 |
Arhipelago |
1234 |
| 226 |
Colored graph |
1230 |
| 186 |
The chain |
1226 |
| 224 |
Little Queens |
1185 |
| 194 |
Reactor Cooling |
1182 |
| 174 |
Walls |
1167 |
| 155 |
Cartesian Tree |
1164 |
| 122 |
The book |
1160 |
| 178 |
Chain |
1142 |
| 460 |
Plural Form of Nouns |
1131 |
| 188 |
Factory guard |
1104 |
| 121 |
Bridges painting |
1099 |
| 230 |
Weighings |
1085 |
| 355 |
Numbers Painting |
1080 |
| 148 |
B-Station |
1072 |
| 299 |
Triangle |
1071 |
| 274 |
Spam-filter |
1050 |
| 249 |
Matrix |
1045 |
| 190 |
Dominoes |
1015 |
| 140 |
Integer Sequences |
993 |
| 183 |
Painting the balls |
991 |
| 160 |
Magic Multiplying Machine |
989 |
| 176 |
Flow construction |
989 |
| 177 |
Square |
976 |
| 151 |
Construct a triangle |
972 |
| 137 |
Funny Strings |
959 |
| 153 |
Playing with matches |
959 |
| 398 |
Friends of Friends |
954 |
| 136 |
Erasing Edges |
946 |
| 486 |
Bulls and Cows |
932 |
| 185 |
Two shortest |
930 |
| 246 |
Black & White |
918 |
| 210 |
Beloved Sons |
915 |
| 187 |
Twist and whirl -- want to cheat |
895 |
| 271 |
Book Pile |
891 |
| 207 |
Robbers |
883 |
| 275 |
To xor or not to xor |
883 |
| 220 |
Little Bishops |
878 |
| 318 |
Grants |
865 |
| 128 |
Snake |
863 |
| 269 |
Rooks |
861 |
| 195 |
New Year Bonus Grant |
858 |
| 197 |
Nice Patterns Strike Back |
849 |
| 239 |
Minesweeper |
845 |
| 132 |
Another Chocolate Maniac |
844 |
| 218 |
Unstable Systems |
837 |
| 138 |
Games of Chess |
829 |
| 353 |
Billing |
826 |
| 203 |
Hyperhuffman |
825 |
| 405 |
Totalizator |
821 |
| 347 |
Join the Strings |
815 |
| 443 |
Everlasting...? |
810 |
| 519 |
3D City Model |
800 |
| 375 |
Amplifiers |
797 |
| 165 |
Basketball |
786 |
| 242 |
Student's Morning |
784 |
| 397 |
Text Editor |
776 |
| 310 |
Hippopotamus |
775 |
| 171 |
Sarov zones |
763 |
| 362 |
Robot-Annihilator |
760 |
| 162 |
Pyramids |
755 |
| 344 |
Weed |
754 |
| 110 |
Dungeon |
735 |
| 406 |
Goggle |
726 |
| 304 |
Mars Stomatology |
718 |
| 533 |
Dice Tower |
709 |
| 221 |
Big Bishops |
707 |
| 499 |
Greatest Greatest Common Divisor |
702 |
| 141 |
Jumping Joe |
691 |
| 213 |
Strong Defence |
684 |
| 374 |
Save Vasya |
683 |
| 200 |
Cracking RSA |
678 |
| 502 |
Digits Permutation |
666 |
| 523 |
Elevator |
662 |
| 158 |
Commuter Train |
650 |
| 191 |
Exhibition |
648 |
| 463 |
Walking around Berhattan |
642 |
| 129 |
Inheritance |
624 |
| 415 |
Necessary Coins |
624 |
| 228 |
Archipelago |
619 |
| 281 |
Championship |
619 |
| 321 |
The Spy Network |
614 |
| 551 |
Preparing Problem |
588 |
| 357 |
Remote Control |
581 |
| 150 |
Mr. Beetle II |
579 |
| 365 |
Ships of the Desert |
575 |
| 361 |
National Flag |
574 |
| 546 |
Ternary Password |
566 |
| 324 |
The Text Formatting |
555 |
| 164 |
Airlines |
546 |
| 518 |
Kidnapping |
543 |
| 238 |
Uncle Vasya and Bags for Potatoes |
537 |
| 444 |
Headstrong Student |
536 |
| 253 |
Theodore Roosevelt |
527 |
| 456 |
Annuity Payment Scheme |
518 |
| 159 |
Self-Replicating Numbers |
510 |
| 538 |
Emoticons |
508 |
| 326 |
Perspective |
506 |
| 291 |
Evolution |
499 |
| 359 |
Pointers |
490 |
| 256 |
Balloons |
488 |
| 346 |
Snooker |
487 |
| 317 |
Fast Ride |
484 |
| 145 |
Strange People |
482 |
| 156 |
Strange Graph |
479 |
| 478 |
Excursion |
475 |
| 273 |
Game Po |
473 |
| 311 |
Ice-cream Tycoon |
470 |
| 248 |
Integer Linear Programming |
469 |
| 531 |
Bonnie and Clyde |
465 |
| 506 |
Subsequences Of Substrings |
464 |
| 260 |
Puzzle |
459 |
| 300 |
Train |
458 |
| 484 |
Kola |
458 |
| 214 |
Weird Dissimilarity |
456 |
| 255 |
Winsock 3 Beta |
455 |
| 520 |
Fire in the Country |
452 |
| 157 |
Patience |
448 |
| 167 |
I-country |
445 |
| 496 |
L-Shapes |
441 |
| 206 |
Roads |
436 |
| 407 |
Number of Paths in the Empire |
434 |
| 339 |
Segments |
429 |
| 201 |
Non Absorbing DFA |
425 |
| 202 |
The Towers of Hanoi Revisited |
424 |
| 236 |
Greedy Path |
421 |
| 409 |
Berland Flag |
418 |
| 217 |
Two Cylinders |
416 |
| 294 |
He's Circles |
415 |
| 288 |
Best Tournament Schedule |
414 |
| 198 |
Get Out! |
413 |
| 322 |
The Great Union |
411 |
| 408 |
Game with Points |
410 |
| 377 |
The Lesson of Physical Culture |
404 |
| 301 |
Boring. Hot. Summer... |
402 |
| 488 |
Dales and Hills |
402 |
| 495 |
Kids and Prizes |
395 |
| 280 |
Trade centers |
394 |
| 289 |
Challenging Tic-Tac-Toe |
393 |
| 524 |
Buoys |
384 |
| 225 |
Little Knights |
381 |
| 240 |
Runaway |
380 |
| 192 |
RGB |
378 |
| 411 |
Petya the Hero |
372 |
| 527 |
Explode 'Em All |
368 |
| 182 |
Open the brackets |
364 |
| 370 |
Rifleman |
364 |
| 455 |
Sequence analysis |
361 |
| 205 |
Quantization Problem |
359 |
| 254 |
Strange Random |
358 |
| 424 |
Beautiful Graph |
358 |
| 507 |
Treediff |
355 |
| 325 |
Palindrome |
354 |
| 232 |
Infinite Fraction |
352 |
| 262 |
Symbol Recognition |
347 |
| 483 |
Jealous Cucumber |
347 |
| 267 |
Optimist vs. Pessimist |
346 |
| 337 |
Keven |
342 |
| 458 |
The Monochrome Picture |
342 |
| 305 |
Exhibition |
340 |
| 548 |
Dragons and Princesses |
340 |
| 356 |
Extrasensory Perception |
339 |
| 147 |
Black-white king |
336 |
| 363 |
Baggage room |
323 |
| 295 |
Identifier Duplicated! |
319 |
| 479 |
Funny Feature |
318 |
| 350 |
XOR-omania |
314 |
| 368 |
Tests |
314 |
| 252 |
Railway Communication |
309 |
| 216 |
Royal Federation |
308 |
| 328 |
A Coloring Game |
308 |
| 234 |
Black-White King Strikes Back |
307 |
| 549 |
Dumbbells |
304 |
| 379 |
Elevator |
301 |
| 208 |
Toral Tickets |
295 |
| 219 |
Synchrograph |
295 |
| 261 |
Discrete Roots |
288 |
| 441 |
Set Division |
288 |
| 532 |
Building Foundation |
286 |
| 323 |
Aviamachinations |
284 |
| 211 |
Strange Counter |
283 |
| 166 |
Editor |
278 |
| 286 |
Ancient decoration |
278 |
| 189 |
Perl-like Substr |
276 |
| 354 |
Just Matrix |
276 |
| 369 |
Game |
275 |
| 212 |
Data Transmission |
274 |
| 462 |
Electrician |
274 |
| 247 |
Difficult Choice |
270 |
| 417 |
Heavy Disc |
267 |
| 229 |
Divide and conquer |
264 |
| 244 |
Height, Bisector and Median |
264 |
| 492 |
Hotel in Ves Lagos |
264 |
| 270 |
Thimbles |
263 |
| 438 |
The Glorious Karlutka River =) |
263 |
| 309 |
Real Fun |
262 |
| 319 |
Kalevich Strikes Back |
256 |
| 264 |
Travel |
253 |
| 461 |
Wiki Lists |
253 |
| 525 |
Revolutionary Roads |
253 |
| 552 |
Database Optimization |
253 |
| 508 |
Black-White Balls |
251 |
| 330 |
Numbers |
247 |
| 410 |
Galaxy in danger |
247 |
| 521 |
"North-East" |
244 |
| 173 |
Coins |
243 |
| 416 |
Optimal Dartboard |
241 |
| 367 |
Contest |
240 |
| 209 |
Areas |
235 |
| 348 |
Twisting the Number |
235 |
| 258 |
Almost Lucky Numbers |
230 |
| 536 |
Berland Chess |
227 |
| 263 |
Towers |
225 |
| 243 |
Broken Chessboard |
224 |
| 282 |
Isomorphism |
223 |
| 515 |
Recover Path |
223 |
| 342 |
Reihenfolge |
222 |
| 285 |
What? Where? When? |
220 |
| 257 |
Debt |
219 |
| 372 |
Tea Party |
219 |
| 482 |
Impudent Thief |
218 |
| 489 |
Extremal Permutations |
211 |
| 251 |
Polymania |
205 |
| 476 |
Coach`s trouble |
204 |
| 537 |
Divisibility |
203 |
| 307 |
Cipher |
198 |
| 340 |
Tex2HTML |
198 |
| 204 |
Little Jumper |
190 |
| 272 |
Evacuation plan |
187 |
| 250 |
Constructive Plan |
186 |
| 505 |
Prefixes and suffixes |
185 |
| 278 |
Fuel |
184 |
| 298 |
King Berl VI |
184 |
| 491 |
Game for Little Johnny |
184 |
| 320 |
The Influence of the Mafia |
183 |
| 384 |
Country |
183 |
| 235 |
The Queen |
181 |
| 284 |
Grammar |
181 |
| 510 |
Distinct Substrings |
180 |
| 490 |
Figure and Spots |
177 |
| 161 |
Intuitionistic Logic |
176 |
| 360 |
B++ Interpreter |
176 |
| 394 |
Berhatton |
176 |
| 553 |
Sultan's Pearls |
175 |
| 389 |
Strange Planet |
174 |
| 215 |
PL/Cool |
172 |
| 334 |
Tiny Puzzle |
172 |
| 428 |
Rebus |
172 |
| 422 |
Fast Typing |
171 |
| 332 |
Largest Circle |
169 |
| 467 |
Chessmaster |
169 |
| 366 |
Computer Game |
168 |
| 376 |
Berland All-Round Competitions |
167 |
| 227 |
The art to the broad masses! |
162 |
| 497 |
Abelian Groups |
162 |
| 241 |
The United Fields of Chessboardia |
161 |
| 277 |
Heroes |
160 |
| 287 |
Amusing Qc Machine |
158 |
| 402 |
Terrorists in Berland |
153 |
| 487 |
Courier |
151 |
| 233 |
The Greatest Angle |
150 |
| 380 |
Synchronised Alpinism |
150 |
| 390 |
Tickets |
150 |
| 396 |
Dance it up! |
149 |
| 385 |
Highlander |
147 |
| 283 |
Mechanics |
145 |
| 292 |
Field for the Cemetery |
144 |
| 504 |
Square Palindrome |
144 |
| 446 |
Rotation Estimation |
139 |
| 313 |
Circular Railway |
138 |
| 432 |
XYZX 2009 |
138 |
| 434 |
Chemists |
138 |
| 327 |
Yet Another Palindrome |
137 |
| 413 |
Berland Division |
137 |
| 279 |
Bipermutations |
136 |
| 453 |
Meetings |
135 |
| 237 |
Galaxy X: Episode I - Masters of Mind |
133 |
| 336 |
Elections |
133 |
| 511 |
Fermat's Last Theorem |
132 |
| 399 |
Berodoskar Development |
129 |
| 447 |
Optimal Rest |
125 |
| 364 |
Lemmings |
124 |
| 465 |
Fire Station Building |
122 |
| 265 |
Wizards |
121 |
| 381 |
Bidirected Graph |
121 |
| 429 |
Problem Stacks |
120 |
| 473 |
Droid formation |
120 |
| 329 |
Black-and-White Triangle |
119 |
| 352 |
Beerland Attacks |
118 |
| 393 |
Bergamot Problem |
117 |
| 445 |
Dig or Climb |
117 |
| 433 |
Japhshan and Ramshut |
112 |
| 439 |
A Secret Book |
108 |
| 544 |
Chess Championship |
107 |
| 459 |
Choreographer Problem |
104 |
| 349 |
Wolves and Sheep |
101 |
| 371 |
Subway |
100 |
| 539 |
Multiswap Sorting |
100 |
| 423 |
Battle |
99 |
| 512 |
Friendly Points |
99 |
| 290 |
Defend the Milky Way |
97 |
| 303 |
Great Berland Wall |
97 |
| 448 |
Controlled Tournament |
97 |
| 514 |
Polygon |
97 |
| 338 |
Casino |
94 |
| 426 |
Double Cyclic |
94 |
| 468 |
A bit of classic |
94 |
| 268 |
Hyper Almost Permutative String |
93 |
| 293 |
Game with Q an C |
91 |
| 534 |
Computer Network |
90 |
| 306 |
Balance |
89 |
| 335 |
Thiefs and Cops |
88 |
| 442 |
X + R(X) = N |
87 |
| 412 |
Expedition |
83 |
| 382 |
Cantor Function |
82 |
| 266 |
Berlion |
78 |
| 449 |
Dendrograms |
78 |
| 345 |
Revolution |
77 |
| 425 |
Control Function |
75 |
| 540 |
Traffic Lights |
75 |
| 481 |
Hero of Our Time |
73 |
| 245 |
Black-White Army |
71 |
| 420 |
Number Permutations |
70 |
| 517 |
Cornerless Tiling |
68 |
| 308 |
Hyperboloid Distance |
67 |
| 388 |
Soap Opera |
67 |
| 475 |
Be a Smart Raftsman |
67 |
| 550 |
Tree Queries Online |
67 |
| 480 |
Gena`s Soul Cakes |
66 |
| 513 |
Maximal Clique |
63 |
| 314 |
Shortest Paths |
62 |
| 435 |
UFO Circles |
62 |
| 454 |
Kakuro |
62 |
| 477 |
Doors |
59 |
| 529 |
It's Time to Repair the Roads |
59 |
| 503 |
Running City |
57 |
| 391 |
Mr. X |
56 |
| 341 |
Circuits |
55 |
| 414 |
Orthogonal Circles |
55 |
| 431 |
Wildcards |
55 |
| 315 |
The Highway Belt |
54 |
| 383 |
Caravans |
54 |
| 485 |
Arrays |
54 |
| 542 |
Gena vs Petya |
54 |
| 401 |
Geologist Dubrovsky |
53 |
| 509 |
Chameleons All Around |
53 |
| 530 |
Recruiting |
52 |
| 421 |
k-th Product |
51 |
| 343 |
VaR |
50 |
| 535 |
Dirty Dishes |
47 |
| 373 |
Carlsson vs. Winnie-the-Pooh |
46 |
| 392 |
Cyclic Troubles |
46 |
| 522 |
Oil Wells |
46 |
| 493 |
Illumination of Buildings |
45 |
| 541 |
BR Privatization |
44 |
| 437 |
Hexodoku |
43 |
| 528 |
Bencoding |
43 |
| 543 |
Cafe |
43 |
| 471 |
Funny Game |
41 |
| 312 |
4-3 King |
39 |
| 395 |
"Binary Cat" Club |
39 |
| 331 |
Traffic Jam |
38 |
| 386 |
Happy Birthday, Jedi Knight! |
37 |
| 400 |
The last hour of the contest |
37 |
| 427 |
Hamiltonian Polyhedron |
36 |
| 436 |
The Diputs notation |
36 |
| 440 |
Moles and Holes |
35 |
| 466 |
Parking at Secret Object |
35 |
| 472 |
Sokoban |
34 |
| 378 |
Save the Fisher |
32 |
| 498 |
Coins |
32 |
| 457 |
Snow in Berland |
31 |
| 430 |
Unit-distance Graph |
30 |
| 474 |
All for Love |
29 |
| 494 |
Journal |
29 |
| 333 |
Random Shooting |
28 |
| 387 |
Lazy Judges |
27 |
| 469 |
Ghostbusters |
27 |
| 451 |
Cousin's Aunt |
26 |
| 526 |
Running Hero |
26 |
| 470 |
The Death Cube |
25 |
| 450 |
Ramen Shop |
24 |
| 501 |
Octahedron And Dominoes |
23 |
| 547 |
Divide the Kingdom |
21 |
| 419 |
Hexagonal Walkaround |
20 |
| 500 |
Circular Island |
20 |
| 351 |
A Mission for a Scout |
17 |
| 516 |
Schedule |
16 |
| 418 |
Deducing Grammar |
11 |
| 464 |
Optimal bribing |
8 |
| 545 |
Cut the rope, another rope and so on! |
7 |
| 452 |
Colony Maintenance |
5 |