摘要：
B. 3-palindrome time limit per test 1 second memory limit per test 256 megabytes B. 3-palindrome time limit per test 1 second time limit per test memo 阅读全文
摘要：
A. Fake NP time limit per test 1 second memory limit per test 256 megabytes A. Fake NP time limit per test 1 second time limit per test memory limit p 阅读全文