摘要: #include <iostream> using namespace std; int lower_bound(int* a, int n, int x) { int l = 0, r = n - 1; while(l < r) { int mid = l + r >> 1; if(a[mid] 阅读全文
posted @ 2021-02-25 16:00 SteveYu 阅读(124) 评论(0) 推荐(0) 编辑