Matrix Time Limit: 6000MS Memory Limit: 65536K Total Submissions: 4658 Accepted: 1189 Description Given a N × N matrix A, whose element in the i-th row and j-th column Aij is an number that equals i2 + 100000 × i + j2 - 100000 × j + i × j, you ar
Median Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 5118 Accepted: 1641 Description Given N numbers, X1, X2, ... , XN, let us calculate the difference of every pair of numbers: ∣Xi - Xj∣ (1 ≤ i < j ≤ N). We can get C(N,2)differences
#2006. 「SCOI2015」小凸玩矩阵 内存限制:256 MiB时间限制:1000 ms标准输入输出 题目类型:传统评测方式:文本比较 上传者: 匿名 提交提交记录统计讨论测试数据 题目描述 小凸和小方是好朋友,小方给小凸一个 N×M N \times MN×M(N≤M N \leq MN≤M)的矩阵 A AA,要求小凸从其中选出 N NN 个数,其中任意两个数字不能在同一行或同一列,现小凸想知道选出来的 N NN 个数中第 K KK 大的数字的最小值是多少. 输入格式 第一行给出三个
Matrix Time Limit: 6000MS Memory Limit: 65536K Total Submissions: 5724 Accepted: 1606 Description Given a N × N matrix A, whose element in the i-th row and j-th column Aij is an number that equals i2 + 100000 × i + j2 - 100000 × j + i × j, you ar
Jamie's Contact Groups Time Limit: 7000MS Memory Limit: 65536K Total Submissions: 9227 Accepted: 3180 Description Jamie is a very popular girl and has quite a lot of friends, so she always keeps a very long contact list in her cell phone. The con
Kth Largest TimeLimit: 1 Second MemoryLimit: 32 Megabyte Description There are two sequences A and B with N (1<=N<=10000) elements each. All of the elements are positive integers. Given C=A*B, where '*' representing Cartesian product, c = a*b, whe
F - 二分二分 Crawling in process... Crawling failed Time Limit:6000MS Memory Limit:65536KB 64bit IO Format:%lld & %llu Submit Status Description Given a N × N matrix A, whose element in the i-th row and j-th column Aij is an number that equals i2
Description: You are given a matrix which <= n <= m <= ). You are supposed to choose n elements, there element element in the same column. What is the minimum value of the K_th largest in the n elements you have chosen. Input: First line ),
题目非常有简单: Description Given a n × n matrix A and a positive integer k, find the sum S = A + A2 + A3 + - + Ak. Output S mod m 范围:n (n ≤ 30), k (k ≤ 109) and m (m < 104). 显然,暴力是不能解决这个问题,这题目非常有意思,并且不会非常难想. 我採取的是递归二分求解: 当k 为偶数: 能够化为 (A+ A ^2 +...+A^(k/2)
Matrix Time Limit: 6000MS Memory Limit: 65536K Total Submissions: 8674 Accepted: 2634 Description Given a N × N matrix A, whose element in the i-th row and j-th column Aij is an number that equals i2 + 100000 × i + j2 - 100000 × j + i × j, you ar
Tom owns a company and he is the boss. There are n staffs which are numbered from 1 to n in this company, and every staff has a ability. Now, Tom is going to assign a special task to some staffs who were in the same group. In a group, the difference