摘要:
Minimum Inversion Number Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 6642 Accepted... 阅读全文
摘要:
Ultra-QuickSort Time Limit: 7000MS Memory Limit: 65536K Total Submissions: 32487 Accepted: 11581 Description In this problem, you ... 阅读全文
摘要:
归并排序: #include #include using namespace std;vectorinput,tmp(500005);long long result;void Merge(int left, int middle, int right){int i, j, k;i = le... 阅读全文
摘要:
矢量 如果一条线段的端点是有次序之分的话,那么这种线段就称为 有向线段,如果有向线段p1p2的起点p1在坐标的原点,则可以把它称为矢量 p2 矢量的加减 设二维矢量 P = (x1, y1), Q = (x2, y2),则 P + Q = (x1 + x2, y1... 阅读全文