| 301529 | CF289A. Polo the Penguin and Segments | 0 | 0 | 0.000% |
| 301530 | CF289B. Polo the Penguin and Matrix | 0 | 0 | 0.000% |
| 301531 | CF289C. Polo the Penguin and Strings | 0 | 0 | 0.000% |
| 301533 | CF289E. Polo the Penguin and XOR operation | 0 | 0 | 0.000% |
| 301534 | CF290A. Mysterious strings | 0 | 0 | 0.000% |
| 301535 | CF290B. QR code | 0 | 0 | 0.000% |
| 301536 | CF290C. WTF? | 0 | 0 | 0.000% |
| 301537 | CF290D. Orange | 0 | 0 | 0.000% |
| 301540 | CF291A. Spyke Talks | 0 | 0 | 0.000% |
| 301541 | CF291B. Command Line Arguments | 0 | 0 | 0.000% |
| 301542 | CF291C. Network Mask | 0 | 0 | 0.000% |
| 301545 | CF292A. SMSC | 0 | 0 | 0.000% |
| 301546 | CF292B. Network Topology | 0 | 0 | 0.000% |
| 301555 | CF294A. Shaass and Oskols | 0 | 0 | 0.000% |
| 301558 | CF294D. Shaass and Painter Robot | 0 | 0 | 0.000% |
| 301560 | CF295A. Greg and Array | 0 | 0 | 0.000% |
| 301567 | CF296C. Greg and Array | 0 | 0 | 0.000% |
| 301575 | CF298A. Snow Footprints | 0 | 0 | 0.000% |
| 301576 | CF298B. Sail | 0 | 0 | 0.000% |
| 301581 | CF299B. Ksusha the Squirrel | 0 | 0 | 0.000% |
| 301585 | CF300A. Array | 0 | 0 | 0.000% |
| 301591 | CF301B. Yaroslav and Time | 0 | 0 | 0.000% |
| 301595 | CF302A. Eugeny and Array | 0 | 0 | 0.000% |
| 301596 | CF302B. Eugeny and Play List | 0 | 0 | 0.000% |
| 301598 | CF302D. Yaroslav and Time | 0 | 0 | 0.000% |
| 301600 | CF303A. Lucky Permutation Triple | 0 | 0 | 0.000% |
| 301601 | CF303B. Rectangle Puzzle II | 0 | 0 | 0.000% |
| 301602 | CF303C. Minimum Modular | 0 | 0 | 0.000% |
| 301606 | CF304B. Calendar | 0 | 0 | 0.000% |
| 301609 | CF304E. Minimum Modular | 0 | 0 | 0.000% |
| 301610 | CF305A. Strange Addition | 0 | 0 | 0.000% |
| 301611 | CF305B. Continued Fractions | 0 | 0 | 0.000% |
| 301612 | CF305C. Ivan and Powers of Two | 0 | 0 | 0.000% |
| 301615 | CF306A. Candies | 0 | 0 | 0.000% |
| 301616 | CF306B. Optimizer | 0 | 0 | 0.000% |
| 301629 | CF311A. The Closest Pair | 0 | 0 | 0.000% |
| 301634 | CF312A. Whose sentence is it? | 0 | 0 | 0.000% |
| 301639 | CF313A. Ilya and Bank Account | 0 | 0 | 0.000% |
| 301640 | CF313B. Ilya and Queries | 0 | 0 | 0.000% |
| 301641 | CF313C. Ilya and Matrix | 0 | 0 | 0.000% |
| 301644 | CF314A. Sereja and Contest | 0 | 0 | 0.000% |
| 301650 | CF315B. Sereja and Array | 0 | 0 | 0.000% |
| 301651 | CF315C. Sereja and Contest | 0 | 0 | 0.000% |
| 301666 | CF316F1. Suns and Rays | 0 | 0 | 0.000% |
| 301668 | CF316F3. Suns and Rays | 0 | 0 | 0.000% |
| 301673 | CF317B. Ants | 0 | 0 | 0.000% |
| 301678 | CF318B. Strings of Power | 0 | 0 | 0.000% |
| 301683 | CF319B. Psychos in a Line | 0 | 0 | 0.000% |
| 301684 | CF319C. Kalila and Dimna in the Logging Industry | 0 | 0 | 0.000% |
| 301691 | CF320E. Kalila and Dimna in the Logging Industry | 0 | 0 | 0.000% |
| 301692 | CF321A. Ciel and Robot | 0 | 0 | 0.000% |
| 301699 | CF322C. Ciel and Robot | 0 | 0 | 0.000% |
| 301717 | CF325A. Square and Rectangles | 0 | 0 | 0.000% |
| 301728 | CF327A. Flipping Game | 0 | 0 | 0.000% |
| 301733 | CF328A. IQ Test | 0 | 0 | 0.000% |
| 301740 | CF330A. Cakeminator | 0 | 0 | 0.000% |
| 301743 | CF330D. Biridian Forest | 0 | 0 | 0.000% |
| 301745 | CF331A1. Oh Sweet Beaverette | 0 | 0 | 0.000% |
| 301747 | CF331B1. Shave Beaver! | 0 | 0 | 0.000% |
| 301752 | CF331D1. Escaping on Beaveractor | 0 | 0 | 0.000% |
| 301754 | CF331D3. Escaping on Beaveractor | 0 | 0 | 0.000% |
| 301755 | CF331E1. Deja Vu | 0 | 0 | 0.000% |
| 301757 | CF332A. Down the Hatch! | 0 | 0 | 0.000% |
| 301758 | CF332B. Maximum Absurdity | 0 | 0 | 0.000% |
| 301761 | CF332E. Binary Key | 0 | 0 | 0.000% |
| 301765 | CF333D. Characteristics of Rectangles | 0 | 0 | 0.000% |
| 301767 | CF334A. Candy Bags | 0 | 0 | 0.000% |
| 301770 | CF334D. Chips | 0 | 0 | 0.000% |
| 301778 | CF336A. Vasily the Bear and Triangle | 0 | 0 | 0.000% |
| 301780 | CF336C. Vasily the Bear and Sequence | 0 | 0 | 0.000% |
| 301782 | CF336E. Vasily the Bear and Painting Square | 0 | 0 | 0.000% |
| 301792 | CF338E. Optimize! | 0 | 0 | 0.000% |
| 301793 | CF339A. Helpful Maths | 0 | 0 | 0.000% |
| 301794 | CF339B. Xenia and Ringroad | 0 | 0 | 0.000% |
| 301799 | CF340B. Maximal Area Quadrilateral | 0 | 0 | 0.000% |
| 301800 | CF340C. Tourist Problem | 0 | 0 | 0.000% |
| 301808 | CF342A. Xenia and Divisors | 0 | 0 | 0.000% |
| 301809 | CF342B. Xenia and Spies | 0 | 0 | 0.000% |
| 301814 | CF343B. Alternating Current | 0 | 0 | 0.000% |
| 301815 | CF343C. Read Time | 0 | 0 | 0.000% |
| 301818 | CF344A. Magnets | 0 | 0 | 0.000% |
| 301819 | CF344B. Simple Molecules | 0 | 0 | 0.000% |
| 301821 | CF344D. Alternating Current | 0 | 0 | 0.000% |
| 301822 | CF344E. Read Time | 0 | 0 | 0.000% |
| 301835 | CF347A. Difference Row | 0 | 0 | 0.000% |
| 301836 | CF347B. Fixed Points | 0 | 0 | 0.000% |
| 301844 | CF348E. Pilgrims | 0 | 0 | 0.000% |
| 301845 | CF349A. Cinema Line | 0 | 0 | 0.000% |
| 301846 | CF349B. Color the Fence | 0 | 0 | 0.000% |
| 301847 | CF349C. Mafia | 0 | 0 | 0.000% |
| 301850 | CF350A. TL | 0 | 0 | 0.000% |
| 301852 | CF350C. Bombs | 0 | 0 | 0.000% |
| 301855 | CF351A. Jeff and Rounding | 0 | 0 | 0.000% |
| 301860 | CF352A. Jeff and Digits | 0 | 0 | 0.000% |
| 301861 | CF352B. Jeff and Periods | 0 | 0 | 0.000% |
| 301862 | CF352C. Jeff and Rounding | 0 | 0 | 0.000% |
| 301865 | CF353A. Domino | 0 | 0 | 0.000% |
| 301866 | CF353B. Two Heaps | 0 | 0 | 0.000% |
| 301867 | CF353C. Find Maximum | 0 | 0 | 0.000% |
| 301875 | CF355A. Vasya and Digital Root | 0 | 0 | 0.000% |