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| 题号 | 状态 | 题目名称 | 标签 | 通过率 | |
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| CF1770B | Koxia and Permutation |
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| CF1770C | Koxia and Number Theory |
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| CF1770D | Koxia and Game |
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| CF1770E | Koxia and Tree |
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| CF1770F | Koxia and Sequence |
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| CF1770G | Koxia and Bracket |
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| CF1770H | Koxia, Mahiru and Winter Festival |
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| CF1771A | Hossam and Combinatorics |
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| CF1771B | Hossam and Friends |
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| CF1771C | Hossam and Trainees |
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| CF1771D | Hossam and (sub-)palindromic tree |
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| CF1771E | Hossam and a Letter |
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| CF1771F | Hossam and Range Minimum Query |
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| CF1772A | A+B? |
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| CF1772B | Matrix Rotation |
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| CF1772C | Different Differences |
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| CF1772D | Absolute Sorting |
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| CF1772E | Permutation Game |
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| CF1772F | Copy of a Copy of a Copy |
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| CF1772G | Gaining Rating |
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