| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 3887 | P807B T-Shirt Hunt | 0 / 0 | (None) | |
| 3897 | P811A Vladik and Courtesy | 0 / 0 | (None) | |
| 3903 | P813B The Golden Age | 0 / 0 | (None) | |
| 3907 | P814C An impassioned circulation of affection | 0 / 0 | (None) | |
| 3910 | P815B Karen and Test | 0 / 0 | (None) | |
| 3912 | P816A Karen and Morning | 0 / 0 | (None) | |
| 3914 | P817C Really Big Numbers | 0 / 0 | (None) | |
| 3918 | P818C Sofa Thief | 0 / 0 | (None) | |
| 3939 | P830A Office Keys | 0 / 0 | (None) | |
| 3941 | P830C Bamboo Partition | 0 / 0 | (None) | |
| 3955 | P837C Two Seals | 0 / 0 | (None) | |
| 3957 | P837F Prefix Sums | 0 / 0 | (None) | |
| 3958 | P838A Binary Blocks | 0 / 0 | (None) | |
| 3964 | P839E Mother of Dragons | 0 / 0 | (None) | |
| 3969 | P842A Kirill And The Game | 0 / 0 | (None) | |
| 3972 | P843B Interactive LowerBound | 0 / 0 | (None) | |
| 3980 | P846A Curriculum Vitae | 0 / 0 | (None) | |
| 3981 | P846B Math Show | 0 / 0 | (None) | |
| 3995 | P849B Tell Your World | 0 / 0 | (None) | |
| 3996 | P850A Five Dimensional Points | 0 / 0 | (None) |
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