| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 4838 | P645E Intellectual Inquiry | 0 / 0 | (None) | |
| 4833 | P650C Table Compression | 0 / 0 | (None) | |
| 4831 | P650E Clockwork Bomb | 0 / 0 | (None) | |
| 4830 | P651A Joysticks | 0 / 0 | (None) | |
| 4829 | P651B Beautiful Paintings | 0 / 0 | (None) | |
| 4805 | P659C Tanya and Toys | 0 / 0 | (None) | |
| 4803 | P659E New Reform | 0 / 0 | (None) | |
| 4802 | P659F Polycarp and Hay | 0 / 0 | (None) | |
| 4800 | P660A Co-prime Array | 0 / 0 | (None) | |
| 4783 | P662D International Olympiad | 0 / 0 | (None) | |
| 4782 | P662E To Hack or not to Hack | 0 / 0 | (None) | |
| 4781 | P663A Rebus | 0 / 0 | (None) | |
| 4777 | P665C Simple Strings | 0 / 0 | (None) | |
| 4776 | P665D Simple Subset | 0 / 0 | (None) | |
| 4765 | P670A Holidays | 0 / 0 | (None) | |
| 4758 | P671A Recycling Bottles | 0 / 0 | (None) | |
| 4757 | P671B Robin Hood | 0 / 0 | (None) | |
| 4755 | P671D Roads in Yusland | 0 / 0 | (None) | |
| 4754 | P671E Organizing a Race | 0 / 0 | (None) | |
| 4750 | P673B Problems for Round | 0 / 0 | (None) | 
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