how would you write a checker for problem B from the contest Think-cell round 1 with complexity less than n^2 ?
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| Rev. | Lang. | By | When | Δ | Comment | |
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| en2 |
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Axial-Tilted | 2024-02-18 02:41:22 | 171 | ||
| en1 |
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Axial-Tilted | 2024-02-18 02:34:26 | 131 | Initial revision (published) |
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