| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 4013 | P862D Mahmoud and Ehab and the binary string | 0 / 0 | (None) | |
| 4023 | P865B Ordering Pizza | 0 / 0 | (None) | |
| 4045 | P875D High Cry | 0 / 0 | (None) | |
| 4056 | P883D Packmen Strike Back | 0 / 0 | (None) | |
| 4072 | P887E Little Brother | 0 / 0 | (None) | |
| 4075 | P888C K-Dominant Character | 0 / 0 | (None) | |
| 4090 | P895B XK Segments | 0 / 0 | (None) | |
| 4093 | P896A Nephren gives a riddle | 0 / 0 | (None) | |
| 4109 | P901C Bipartite Segments | 0 / 0 | (None) | |
| 6414 | P919B Perfect Number | 0 / 0 | (None) | |
| 6406 | P923B Producing Snow | 0 / 0 | (None) | |
| 6431 | P925A Stairs and Elevators | 0 / 0 | (None) | |
| 6399 | P925B Resource Distribution | 0 / 0 | (None) | |
| 4167 | P932B Recursive Queries | 0 / 0 | (None) | |
| 4178 | P936A Save Energy! | 0 / 0 | (None) | |
| 4183 | P938C Constructing Tests | 0 / 0 | (None) | |
| 6393 | P940D Alena And The Heater | 0 / 0 | (None) | |
| 6385 | P949D Curfew | 0 / 0 | (None) | |
| 4192 | P954E Water Taps | 0 / 0 | (None) | |
| 4193 | P954G Castle Defense | 0 / 0 | (None) | 
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