1. 初始化left=0， right=5， 中间位置mid=2对应的元素小于target=8，所以我们需要去mid右边绿色的区域寻找target。 2. 当前mid位置的值等于target=8，我们记录 ...

Middle back pain on your left side that lasts more than a week should be diagnosed by your healthcare provider. Treatments ...