13307130346_billlai95_OJ12.1 - #449
Merged
Merged
Conversation
Collaborator
There was a problem hiding this comment.
Good~ 多练练, 代码,似乎不是很简洁.
mid = (l+r)/2; 对应l = mid+1 | r = mid
mid = (l+r)/2 +1; 对应 r= mid - 1, l = mid;
这样就不会死循环了. 简单说就是保证每次循环, 范围都在缩小
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
2 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
终于。二分边界傻傻似乎分清楚了。