| 4427 | Vladik and chat | 1 | 1 | 100.0% |
| 4430 | New Year and Snowy Grid | 1 | 1 | 100.0% |
| 4431 | New Year and Binary Tree Paths | 1 | 1 | 100.0% |
| 4432 | New Year and Old Subsequence | 1 | 1 | 100.0% |
| 4433 | New Year and Fireworks | 2 | 3 | 66.7% |
| 4435 | New Year and North Pole | 1 | 1 | 100.0% |
| 4436 | 新年快点 | 4 | 6 | 66.7% |
| 4437 | Shift It! | 0 | 0 | 0.0% |
| 4438 | Hanger | 0 | 0 | 0.0% |
| 4439 | Chessboard Billiard棋盘式台球 | 3 | 4 | 75.0% |
| 4442 | Leaving Auction | 2 | 3 | 66.7% |
| 4444 | Parallelogram is Back | 0 | 3 | 0.0% |
| 4446 | Santa Claus and Tangerines | 1 | 1 | 100.0% |
| 4447 | Santa Claus and a Palindrome | 0 | 0 | 0.0% |
| 4448 | Santa Claus and Robot | 0 | 0 | 0.0% |
| 4449 | Santa Claus and a Place in a Class | 0 | 0 | 0.0% |
| 4450 | Igor and Interesting Numbers | 0 | 0 | 0.0% |
| 4451 | Comments 评论 | 1 | 4 | 25.0% |
| 4452 | Winter Is Coming | 0 | 0 | 0.0% |
| 4453 | Servers | 0 | 0 | 0.0% |
| 4454 | Mammoth's Genome Decoding | 0 | 0 | 0.0% |
| 4455 | Display Size | 0 | 0 | 0.0% |
| 4456 | Music in Car | 0 | 0 | 0.0% |
| 4458 | 解码 | 6 | 7 | 85.7% |
| 4459 | 果盘 | 43 | 59 | 72.9% |
| 4460 | Hongcow Solves A Puzzle | 0 | 0 | 0.0% |
| 4461 | Hongcow Learns the Cyclic Shift | 0 | 0 | 0.0% |
| 4462 | Hongcow Masters the Cyclic Shift | 0 | 0 | 0.0% |
| 4463 | Hongcow Buys a Deck of Cards | 0 | 0 | 0.0% |
| 4464 | Hongcow's Game | 0 | 0 | 0.0% |
| 4465 | Hongcow Builds A Nation | 0 | 0 | 0.0% |
| 4466 | Vladik and cards | 0 | 0 | 0.0% |
| 4467 | Chloe and pleasant prizes | 0 | 0 | 0.0% |
| 4468 | Vladik and fractions | 0 | 0 | 0.0% |
| 4469 | Chloe and the sequence | 0 | 0 | 0.0% |
| 4470 | Vladik and flights | 0 | 0 | 0.0% |
| 4471 | Arpa’s obvious problem and Mehrdad’s terrible solution | 0 | 0 | 0.0% |
| 4472 | Arpa’s hard exam and Mehrdad’s naive cheat | 0 | 0 | 0.0% |
| 4473 | Arpa’s abnormal DNA and Mehrdad’s deep interest | 0 | 0 | 0.0% |
| 4474 | Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh paths | 0 | 0 | 0.0% |
| 4475 | Arpa's weak amphitheater and Mehrdad's valuable Hoses | 0 | 0 | 0.0% |
| 4476 | Arpa's loud Owf and Mehrdad's evil plan | 0 | 0 | 0.0% |
| 4477 | Alyona and flowers | 0 | 0 | 0.0% |
| 4478 | Alyona and copybooks | 0 | 0 | 0.0% |
| 4479 | Plane of Tanks | 0 | 0 | 0.0% |
| 4480 | Morrowindows | 0 | 0 | 0.0% |
| 4481 | FreeDiv | 0 | 0 | 0.0% |
| 4482 | LionAge II | 0 | 0 | 0.0% |
| 4483 | Need For Brake | 0 | 0 | 0.0% |
| 4484 | The Elder Trolls IV: Oblivon | 0 | 0 | 0.0% |
| 4485 | Alyona and towers | 0 | 0 | 0.0% |
| 4487 | 折线绘制 | 1 | 1 | 100.0% |
| 4488 | 乌蒙大象 | 1 | 1 | 100.0% |
| 4490 | 真爱口上 | 1 | 1 | 100.0% |
| 4491 | 三角障碍 | 1 | 1 | 100.0% |
| 4493 | 饮水计划 | 1 | 4 | 25.0% |
| 4494 | 自由落体 | 1 | 1 | 100.0% |
| 4496 | Anton and Digits | 0 | 0 | 0.0% |
| 4497 | Anton and Danik | 0 | 0 | 0.0% |
| 4498 | Sleep in Class | 0 | 0 | 0.0% |
| 4500 | Grasshopper And the String | 0 | 0 | 0.0% |
| 4503 | Cormen − The Best Friend Of a Man | 2 | 2 | 100.0% |
| 4504 | Buy a Shovel | 4 | 6 | 66.7% |
| 4505 | Video Cards | 0 | 0 | 0.0% |
| 4506 | Funny Game | 0 | 0 | 0.0% |
| 4507 | 80-th Level Archeology | 0 | 0 | 0.0% |
| 4509 | Coupons and Discounts | 0 | 0 | 0.0% |
| 4510 | Night at the Museum | 0 | 0 | 0.0% |
| 4511 | Expression Queries | 0 | 0 | 0.0% |
| 4512 | 苏打水 | 16 | 54 | 29.6% |
| 4513 | Delete Them | 0 | 0 | 0.0% |
| 4514 | Car Repair Shop | 0 | 0 | 0.0% |
| 4515 | Ber Patio | 0 | 0 | 0.0% |
| 4516 | Award Ceremony | 0 | 0 | 0.0% |
| 4517 | Bulmart | 0 | 0 | 0.0% |
| 4518 | Minimum and Maximum | 0 | 0 | 0.0% |
| 4519 | Financiers Game | 0 | 0 | 0.0% |
| 4521 | Sea Battle | 0 | 0 | 0.0% |
| 4522 | Road to Cinema | 0 | 0 | 0.0% |
| 4523 | Spotlights | 0 | 0 | 0.0% |
| 4524 | Interview with Oleg | 0 | 0 | 0.0% |
| 4525 | Polycarp's problems | 0 | 0 | 0.0% |
| 4526 | Guess the Array | 0 | 0 | 0.0% |
| 4527 | Bill Total Value | 0 | 0 | 0.0% |
| 4528 | Transformation: from A to B | 0 | 0 | 0.0% |
| 4529 | Messages on a Tree | 0 | 0 | 0.0% |
| 4530 | 接龙数列_小 | 0 | 0 | 0.0% |
| 4531 | Too Much Money | 0 | 0 | 0.0% |
| 4532 | Contest Balloons | 0 | 0 | 0.0% |
| 4533 | Food on the Plane | 0 | 0 | 0.0% |
| 4534 | Jumping Ball | 0 | 0 | 0.0% |
| 4535 | Xor-matic Number of the Graph | 0 | 0 | 0.0% |
| 4536 | Uniformly Branched Trees | 1 | 1 | 100.0% |
| 4537 | Goods transportation | 1 | 1 | 100.0% |
| 4545 | Cyclic Cipher | 2 | 2 | 100.0% |
| 4546 | Research Rover | 2 | 3 | 66.7% |
| 4547 | Destroying Array | 2 | 2 | 100.0% |
| 4549 | Road to Home | 1 | 2 | 50.0% |
| 4550 | Journey | 1 | 1 | 100.0% |
| 4552 | 一维日语填字游戏 | 2 | 4 | 50.0% |
| 4553 | Array Covering | 1 | 1 | 100.0% |
| 4554 | Cipher | 1 | 1 | 100.0% |
| 4555 | Slalom | 1 | 1 | 100.0% |
| 4556 | Cactusophobia | 1 | 2 | 50.0% |
| 4558 | 巫师的预言 | 76 | 221 | 34.4% |
| 4560 | 太长的单词 | 95 | 133 | 71.4% |
| 4562 | 维提亚在乡村 | 40 | 119 | 33.6% |
| 4563 | Matvey's Birthday | 1 | 2 | 50.0% |
| 4564 | Andrew and Chemistry | 1 | 1 | 100.0% |
| 4565 | Sasha and Array | 1 | 1 | 100.0% |
| 4566 | Efim and Strange Grade 埃菲姆和奇怪的等级 | 6 | 14 | 42.9% |
| 4567 | Underfail | 1 | 1 | 100.0% |
| 4568 | Heroes of Making Magic III | 1 | 1 | 100.0% |
| 4569 | Dexterina’s Lab | 2 | 5 | 40.0% |
| 4571 | R3D3’s Summer Adventure | 1 | 1 | 100.0% |
| 4572 | Festival Organization | 1 | 1 | 100.0% |
| 4575 | Complete the Permutations | 1 | 1 | 100.0% |
| 4576 | Digit Tree | 1 | 1 | 100.0% |
| 4580 | Sonya Partymaker | 1 | 1 | 100.0% |
| 4581 | Animals and Puzzle | 1 | 1 | 100.0% |
| 4582 | Sonya and Problem Wihtout a Legend | 1 | 1 | 100.0% |
| 4584 | Memory and Scores | 1 | 1 | 100.0% |
| 4586 | 记忆与三叉戟 | 7 | 12 | 58.3% |
| 4588 | ZS and The Birthday Paradox | 1 | 1 | 100.0% |
| 4589 | Directed Roads | 2 | 6 | 33.3% |
| 4590 | 彩色树 | 22 | 41 | 53.7% |
| 4593 | String Set Queries | 2 | 2 | 100.0% |
| 4594 | Generate a String | 2 | 2 | 100.0% |
| 4595 | Two Arithmetic Progressions | 1 | 1 | 100.0% |
| 4599 | Professor's task | 1 | 1 | 100.0% |
| 4604 | Student's Camp | 1 | 1 | 100.0% |
| 4605 | Centroids | 1 | 1 | 100.0% |
| 4608 | Garlands | 1 | 2 | 50.0% |
| 4609 | Persistent Bookcase | 1 | 2 | 50.0% |
| 4610 | Bakery | 1 | 1 | 100.0% |
| 4612 | Working routine | 1 | 1 | 100.0% |
| 4613 | 瓦西里集合 | 1 | 1 | 100.0% |
| 4616 | Hulk | 1 | 1 | 100.0% |
| 4617 | Captain America | 1 | 1 | 100.0% |
| 4618 | Black Widow | 1 | 1 | 100.0% |
| 4619 | Ant Man | 1 | 1 | 100.0% |
| 4621 | Mishka and Divisors | 1 | 1 | 100.0% |
| 4622 | Mishka and Interesting sum米什卡和有趣的总和 | 3 | 5 | 60.0% |
| 4625 | T-Shirts | 1 | 1 | 100.0% |
| 4626 | Analysis of Pathes in Functional Graph | 1 | 1 | 100.0% |
| 4627 | Road to Post Office | 2 | 2 | 100.0% |
| 4628 | 网络基站 | 117 | 302 | 38.7% |
| 4629 | 2的幂 | 20 | 64 | 31.2% |
| 4630 | 最长递增序列的长度 | 3 | 6 | 50.0% |
| 4631 | 寻找宠物狗 | 95 | 238 | 39.9% |
| 4634 | Cool Slogans | 1 | 1 | 100.0% |
| 4637 | 博览会 | 5 | 13 | 38.5% |
| 4639 | 科学家的助手 | 10 | 43 | 23.3% |
| 4641 | Subsegments | 1 | 1 | 100.0% |
| 4642 | 点 | 13 | 22 | 59.1% |
| 4643 | Game | 1 | 1 | 100.0% |
| 4648 | Coprime Permutation | 1 | 2 | 50.0% |
| 4649 | Cron | 0 | 0 | 0.0% |
| 4650 | Limak and Shooting Points | 1 | 2 | 50.0% |
| 4654 | | 0 | 0 | 0.0% |
| 4655 | Legen | 1 | 3 | 33.3% |
| 4656 | PLEASE | 2 | 3 | 66.7% |
| 4659 | Couple Cover | 1 | 1 | 100.0% |
| 4660 | Xor-sequences | 3 | 6 | 50.0% |
| 4661 | Swaps in Permutation 排列中的互换 | 2 | 4 | 50.0% |
| 4662 | Exponential notation | 3 | 3 | 100.0% |
| 4666 | The Wall (hard) | 0 | 0 | 0.0% |
| 4667 | The Wall (medium) | 3 | 3 | 100.0% |
| 4669 | 僵尸大脑 | 9 | 16 | 56.2% |
| 4671 | Recover Polygon (hard) | 0 | 0 | 0.0% |
| 4672 | Recover Polygon (medium) | 0 | 0 | 0.0% |
| 4673 | Recover Polygon (easy) 恢复多边形（简单） | 8 | 9 | 88.9% |
| 4674 | Collective Mindsets (hard) | 0 | 0 | 0.0% |
| 4675 | Collective Mindsets (medium) | 2 | 2 | 100.0% |
| 4677 | Contact | 2 | 2 | 100.0% |
| 4678 | Synchrophasotron | 2 | 2 | 100.0% |
| 4680 | Mike and Geometry Problem | 3 | 3 | 100.0% |
| 4681 | Friends and Subsequences | 2 | 2 | 100.0% |
| 4682 | 迈克和巧克力小偷 | 3 | 3 | 100.0% |
| 4686 | Opponents | 3 | 4 | 75.0% |
| 4687 | TOF | 1 | 1 | 100.0% |
| 4688 | Dividing Kingdom II | 1 | 1 | 100.0% |
| 4689 | 你可以创造的价值 | 6 | 6 | 100.0% |
| 4693 | Travelling Through the Snow Queen's Kingdom | 2 | 2 | 100.0% |
| 4694 | Kay and Eternity | 1 | 5 | 20.0% |
| 4695 | Optimal Point | 2 | 2 | 100.0% |
| 4696 | Kay and Snowflake | 0 | 5 | 0.0% |
| 4697 | Robbers' watch 强盗手表 | 13 | 15 | 86.7% |
| 4698 | 晫晫的字符串 | 13 | 32 | 40.6% |
| 4700 | Alyona and Mex | 0 | 1 | 0.0% |
| 4702 | Runaway to a Shadow | 1 | 8 | 12.5% |
| 4703 | Gifts by the List | 3 | 3 | 100.0% |
| 4706 | 一场精彩的比赛 | 3 | 4 | 75.0% |
| 4708 | 小熊和五张卡片 | 180 | 328 | 54.9% |
| 4709 | Save the City! | 1 | 2 | 50.0% |
| 4710 | 光学实验 | 7 | 17 | 41.2% |
| 4711 | Sequence of Balls | 3 | 8 | 37.5% |
| 4713 | Bear and Bad Powers of 42 | 1 | 4 | 25.0% |
| 4714 | Bear and Chase | 2 | 2 | 100.0% |
| 4715 | Bear and Square Grid | 2 | 2 | 100.0% |