Codeforces 1096F - Inversion Expectation

题面给定一个长为     Read more
Jimmy Zhang's avatar
Jimmy Zhang Jan 23, 2019

HDUOJ 6305 - RMQ Similar Sequence

题面对于序列     Read more
Jimmy Zhang's avatar
Jimmy Zhang Jul 26, 2018

HDUOJ 4089 - Activation

题面有 ...     Read more
Jimmy Zhang's avatar
Jimmy Zhang Feb 17, 2018