| ID |
Problem Name (click to add insights/hints, view summary of insights/hints and similar problems) |
| 3501 |
Codeforces 820B: Mister B and Angle in Polygon |
| 3500 |
Codeforces 820A: Mister B and Book Reading |
| 3499 |
Codeforces 819E: Mister B and Flight to the Moon |
| 3498 |
Codeforces 819D: Mister B and Astronomers |
| 3497 |
Codeforces 819C: Mister B and Beacons on Field |
| 3496 |
Codeforces 819B: Mister B and PR Shifts |
| 3495 |
Codeforces 819A: Mister B and Boring Game |
| 3494 |
Codeforces 818G: Four Melodies |
| 3493 |
Codeforces 818F: Level Generation |
| 3492 |
Codeforces 818E: Card Game Again |
| 3491 |
Codeforces 818D: Multicolored Cars |
| 3490 |
Codeforces 818C: Sofa Thief |
| 3489 |
Codeforces 818B: Permutation Game |
| 3488 |
Codeforces 818A: Diplomas and Certificates |
| 3487 |
Codeforces 817F: MEX Queries |
| 3486 |
Codeforces 817E: Choosing The Commander |
| 3485 |
Codeforces 817D: Imbalanced Array |
| 3484 |
Codeforces 817C: Really Big Numbers |
| 3483 |
Codeforces 817B: Makes And The Product |
| 3482 |
Codeforces 817A: Treasure Hunt |
| 3481 |
Codeforces 816B: Karen and Coffee |
| 3480 |
Codeforces 816A: Karen and Morning |
| 3479 |
Codeforces 815E: Karen and Neighborhood |
| 3478 |
Codeforces 815D: Karen and Cards |
| 3477 |
Codeforces 815C: Karen and Supermarket |
| 3476 |
Codeforces 815B: Karen and Test |
| 3475 |
Codeforces 815A: Karen and Game |
| 3474 |
Codeforces 814E: An unavoidable detour for home |
| 3473 |
Codeforces 814D: An overnight dance in discotheque |
| 3472 |
Codeforces 814C: An impassioned circulation of affection |
| 3471 |
Codeforces 814B: An express train to reveries |
| 3470 |
Codeforces 814A: An abandoned sentiment from past |
| 3469 |
Codeforces 813F: Bipartite Checking |
| 3468 |
Codeforces 813E: Army Creation |
| 3467 |
Codeforces 813D: Two Melodies |
| 3466 |
Codeforces 813C: The Tag Game |
| 3465 |
Codeforces 813B: The Golden Age |
| 3464 |
Codeforces 813A: The Contest |
| 3463 |
Codeforces 812E: Sagheer and Apple Tree |
| 3462 |
Codeforces 812D: Sagheer and Kindergarten |
| 3461 |
Codeforces 812C: Sagheer and Nubian Market |
| 3460 |
Codeforces 812B: Sagheer, the Hausmeister |
| 3459 |
Codeforces 812A: Sagheer and Crossroads |
| 3458 |
Codeforces 811E: Vladik and Entertaining Flags |
| 3457 |
Codeforces 811D: Vladik and Favorite Game |
| 3456 |
Codeforces 811C: Vladik and Memorable Trip |
| 3455 |
Codeforces 811B: Vladik and Complicated Book |
| 3454 |
Codeforces 811A: Vladik and Courtesy |
| 3453 |
Codeforces 810B: Summer sell-off |
| 3452 |
Codeforces 810A: Straight <<A>> |