1553D - Backspace | 1670D - Very Suspicious |
1141B - Maximal Continuous Rest | 1341A - Nastya and Rice |
1133A - Middle of the Contest | 385A - Bear and Raspberry |
1311B - WeirdSort | 1713F - Lost Array |
236B - Easy Number Challenge | 275A - Lights Out |
147A - Punctuation | 253A - Boys and Girls |
1327E - Count The Blocks | 984A - Game |
12B - Correct Solution | 1355B - Young Explorers |
485A - Factory | 628A - Tennis Tournament |
1436B - Prime Square | 1707B - Difference Array |
1422C - Bargain | 1611F - ATM and Students |
660A - Co-prime Array | 1692F - 3SUM |
1470A - Strange Birthday Party | 190D - Non-Secret Cypher |
1721B - Deadly Laser | 1721C - Min-Max Array Transformation |
1721A - Image | 1180C - Valeriy and Deque |