摘要:
time limit per test 2 seconds memory limit per test 256 megabytes This is an interactive problem. There is a secret sequence a1,a2,…,a2n−1,a2n, wh 阅读全文
posted @ 2025-10-13 08:39
bz02_2023f2
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摘要:
time limit per test 2 seconds memory limit per test 256 megabytes Given a positive integer x, let f(x) be the positive integer formed by reversing 阅读全文
posted @ 2025-10-13 08:01
bz02_2023f2
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