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对于YES_LEFT或者NO_RIGHT
int bSearch(int begin, int end, int e) { int mid, left = begin, right = end; while(left <= right) { mid = (left + right) >> 1; if(num[mid] >= e) right = mid - 1; else left = mid + 1; } return left; }
对于YES_RIGHT或者NO_LEFT
int bSearch(int begin, int end, int e) { int mid, left = begin, right = end; while(left <= right) { mid = (left + right) >> 1; if(num[mid] > e) right = mid - 1; else left = mid + 1; } return right; }
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原文地址：http://www.cnblogs.com/tun117/p/5217005.html
