A serial offender with 134 previous convictions has been jailed for six months for a string of burglaries, including two break-ins at a community centre on consecutive nights. Patrick Lynch (50), of ...

NHS waiting lists in Wales have reached their highest figure on record after increasing for the sixth month in a row. New data released today shows that the number of patient pathways waiting to start ...

Given a non-empty binary tree, find the maximum path sum. For this problem, a path is defined as any sequence of nodes from some starting node to any node in the tree along the parent-child ...

// CHAR_BIT是位/字节数（通常为8）。 sign = -(v < 0); // if v < 0 then -1, else 0. //或者，为了避免在CPU标志寄存器出现分支 ...