| 300012 | CF4B. Before an Exam | 0 | 0 | 0.000% |
| 300016 | CF5B. Center Alignment | 0 | 0 | 0.000% |
| 300022 | CF6C. Alice, Bob and Chocolate | 0 | 0 | 0.000% |
| 300030 | CF8A. Train and Peter | 0 | 0 | 0.000% |
| 300036 | CF9B. Running Student | 0 | 0 | 0.000% |
| 300037 | CF9C. Hexadecimal's Numbers | 0 | 0 | 0.000% |
| 300065 | CF15A. Cottage Village | 0 | 0 | 0.000% |
| 300082 | CF18C. Stripe | 0 | 0 | 0.000% |
| 300102 | CF23A. You're Given a String... | 0 | 0 | 0.000% |
| 300122 | CF27A. Next Test | 0 | 0 | 0.000% |
| 300142 | CF31A. Worms Evolution | 0 | 0 | 0.000% |
| 300152 | CF33A. What is for dinner? | 0 | 0 | 0.000% |
| 300244 | CF47B. Coins | 0 | 0 | 0.000% |
| 300277 | CF53C. Little Frog | 0 | 0 | 0.000% |
| 300285 | CF55A. Flea travel | 0 | 0 | 0.000% |
| 300306 | CF59B. Fortune Telling | 0 | 0 | 0.000% |
| 300326 | CF63B. Settlers' Training | 0 | 0 | 0.000% |
| 300360 | CF69B. Bets | 0 | 0 | 0.000% |
| 300376 | CF72C. Extraordinarily Nice Numbers | 0 | 0 | 0.000% |
| 300411 | CF78B. Easter Eggs | 0 | 0 | 0.000% |
| 300415 | CF79A. Bus Game | 0 | 0 | 0.000% |
| 300421 | CF80B. Depression | 0 | 0 | 0.000% |
| 300460 | CF88A. Chord | 0 | 0 | 0.000% |
| 300530 | CF101A. Homework | 0 | 0 | 0.000% |
| 300535 | CF102A. Clothes | 0 | 0 | 0.000% |
| 300537 | CF102C. Homework | 0 | 0 | 0.000% |
| 300586 | CF112B. Petya and Square | 0 | 0 | 0.000% |
| 300676 | CF129B. Students and Shoelaces | 0 | 0 | 0.000% |
| 300691 | CF131B. Opposites Attract | 0 | 0 | 0.000% |
| 300702 | CF133B. Unary | 0 | 0 | 0.000% |
| 300706 | CF134A. Average Numbers | 0 | 0 | 0.000% |
| 300754 | CF143B. Help Kingdom of Far Far Away 2 | 0 | 0 | 0.000% |
| 300763 | CF145A. Lucky Conversion | 0 | 0 | 0.000% |
| 300770 | CF146C. Lucky Conversion | 0 | 0 | 0.000% |
| 300791 | CF151B. Phone Numbers | 0 | 0 | 0.000% |
| 300891 | CF171A. Mysterious numbers - 1 | 0 | 0 | 0.000% |
| 300900 | CF172B. Pseudorandom Sequence Period | 0 | 0 | 0.000% |
| 300920 | CF176A. Trading Business | 0 | 0 | 0.000% |
| 300928 | CF177B2. Rectangular Game | 0 | 1 | 0.000% |
| 300931 | CF177D1. Encrypting Messages | 0 | 0 | 0.000% |
| 300962 | CF180F. Mathematical Analysis Rocks! | 0 | 0 | 0.000% |
| 300965 | CF181C. Trading Business | 0 | 0 | 0.000% |
| 300984 | CF186B. Growing Mushrooms | 0 | 0 | 0.000% |
| 301027 | CF194B. Square | 0 | 0 | 0.000% |
| 301071 | CF203A. Two Problems | 0 | 0 | 0.000% |
| 301127 | CF208D. Prizes, Prizes, more Prizes | 0 | 0 | 0.000% |
| 301157 | CF216A. Tiling with Hexagons | 0 | 0 | 0.000% |
| 301162 | CF217A. Ice Skating | 0 | 0 | 0.000% |
| 301169 | CF218C. Ice Skating | 0 | 0 | 0.000% |
| 301187 | CF222A. Shooshuns and Sequence | 0 | 0 | 0.000% |
| 301247 | CF234A. Lefthanders and Righthanders | 0 | 0 | 0.000% |
| 301275 | CF239A. Two Bags of Potatoes | 0 | 0 | 0.000% |
| 301356 | CF254A. Cards with Numbers | 0 | 0 | 0.000% |
| 301362 | CF255B. Code Parsing | 0 | 0 | 0.000% |
| 301397 | CF262B. Roma and Changing Signs | 0 | 0 | 0.000% |
| 301406 | CF264A. Escape from Stones | 0 | 0 | 0.000% |
| 301413 | CF265C. Escape from Stones | 0 | 0 | 0.000% |
| 301510 | CF285B. Find Marble | 0 | 0 | 0.000% |
| 301511 | CF285C. Building Permutation | 0 | 0 | 0.000% |
| 301546 | CF292B. Network Topology | 0 | 0 | 0.000% |
| 301576 | CF298B. Sail | 0 | 0 | 0.000% |
| 301596 | CF302B. Eugeny and Play List | 0 | 0 | 0.000% |
| 301605 | CF304A. Pythagorean Theorem II | 0 | 0 | 0.000% |
| 301650 | CF315B. Sereja and Array | 0 | 0 | 0.000% |
| 301728 | CF327A. Flipping Game | 0 | 0 | 0.000% |
| 301729 | CF327B. Hungry Sequence | 0 | 0 | 0.000% |
| 301798 | CF340A. The Wall | 0 | 0 | 0.000% |
| 301808 | CF342A. Xenia and Divisors | 0 | 0 | 0.000% |
| 301819 | CF344B. Simple Molecules | 0 | 0 | 0.000% |
| 301850 | CF350A. TL | 0 | 0 | 0.000% |
| 301865 | CF353A. Domino | 0 | 0 | 0.000% |
| 301906 | CF361B. Levko and Permutation | 0 | 0 | 0.000% |
| 301931 | CF366B. Dima and To-do List | 0 | 0 | 0.000% |
| 301996 | CF379B. New Year Present | 0 | 0 | 0.000% |
| 302028 | CF385B. Bear and Strings | 0 | 0 | 0.000% |
| 302037 | CF387B. George and Round | 0 | 0 | 0.000% |
| 302104 | CF400B. Inna and New Matrix of Candies | 0 | 0 | 0.000% |
| 302109 | CF401B. Sereja and Contests | 0 | 0 | 0.000% |
| 302144 | CF408B. Garland | 0 | 0 | 0.000% |
| 302162 | CF412C. Pattern | 0 | 0 | 0.000% |
| 302165 | CF413A. Data Recovery | 0 | 0 | 0.000% |
| 302211 | CF424B. Megacity | 0 | 0 | 0.000% |
| 302241 | CF431B. Shower Line | 0 | 0 | 0.000% |
| 302246 | CF432B. Football Kit | 0 | 0 | 0.000% |
| 302251 | CF433B. Kuriyama Mirai's Stones | 0 | 0 | 0.000% |
| 302282 | CF439B. Devu, the Dumb Guy | 0 | 0 | 0.000% |
| 302310 | CF445A. DZY Loves Chessboard | 0 | 0 | 0.000% |
| 302357 | CF454B. Little Pony and Sort by Shift | 0 | 0 | 0.000% |
| 302367 | CF456B. Fedya and Maths | 0 | 0 | 0.000% |
| 302383 | CF459A. Pashmak and Garden | 0 | 0 | 0.000% |
| 302393 | CF461A. Appleman and Toastman | 0 | 0 | 0.000% |
| 302400 | CF462C. Appleman and Toastman | 0 | 0 | 0.000% |
| 302403 | CF463A. Caisa and Sugar | 0 | 0 | 0.000% |
| 302418 | CF466A. Cheap Travel | 0 | 0 | 0.000% |
| 302459 | CF474B. Worms | 0 | 0 | 0.000% |
| 302495 | CF482A. Diverse Permutation | 0 | 0 | 0.000% |
| 302502 | CF483C. Diverse Permutation | 0 | 0 | 0.000% |
| 302530 | CF489A. SwapSort | 0 | 0 | 0.000% |
| 302531 | CF489B. BerSU Ball | 0 | 0 | 0.000% |
| 302546 | CF492B. Vanya and Lanterns | 0 | 0 | 0.000% |