Prime Bases 题目连接: https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=2226 Descriptionww.co Given any integer base b >= 2, it is well known that every positive integer n can be uniquely rep…
Prime Bases Problem Description Given any integer base b >= 2, it is well known that every positive integer n can be uniquely represented in base b. That is, we can write n = a0 + a1*b + a2*b*b + a3*b*b*b + ... where the coefficients a0, a1, a2, a3,…
题目链接:https://vjudge.net/contest/244167#problem/F 题目: Given any integer base b ≥ 2, it is well known that every positive integer n can be uniquely represented in base b. That is, we can write n = a0 + a1 ∗b + a2 ∗b∗b + a3 ∗b∗b∗b + ... where the coeffi…
题目链接: https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=4924 Prime Switch Time limit: 1.000 seconds 问题描述 There are lamps (uniquely numbered from 1 to N) and K switches. Each switch has one p…
Prime Switch 题目连接: https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=4924 Description There are lamps (uniquely numbered from 1 to N) and K switches. Each switch has one prime number written…
Robots 题目链接: http://acm.hust.edu.cn/vjudge/contest/127401#problem/K Description http://7xjob4.com1.z0.glb.clouddn.com/168817810b54cfa4ffaebf73d3d1b0c5 Input The input consists of multiple test cases. First line contains a single integer t indicating…
E - Maximum Square Time Limit:4500MS Memory Limit:0KB 64bit IO Format:%lld & %llu Submit Status Practice UVALive 4867 Description Given an NxM matrix of all 1s and 0s, find the largest submatrix which is a square containing all 1s. Input Ther…
The famous ACM (Advanced Computer Maker) Company has rented a floor of a building whose shape is in the following figure. The floor has 200 rooms each on the north side and south side along the corridor. Recently the Company made a plan to reform its…
题意:给定一个序列,让你经过不超过9的6次方次操作,变成一个有序的,操作只有在一个连续区间,交换前一半和后一半. 析:这是一个构造题,我们可以对第 i 个位置找 i 在哪,假设 i 在pos 位置,那么如果 (pos-i)*2+i-1 <= n,那么可以操作一次换过来, 如果不行再换一种,如果他们之间元素是偶数,那么交换 i - pos,如果是奇数,交换 i - pos+1,然后再经过一次就可以换到指定位置. 代码如下: #pragma comment(linker, "/STACK:1…
题目链接:https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&category=648&page=show_problem&problem=5159 In normal football games, the winner team gets 3 points, loser team gets 0 point, and if there is a drawgame, bot…
Long long ago there is a strong tribe living on the earth. They always have wars and eonquer others.One day, there is another tribe become their target. The strong tribe has decide to terminate them!!!There are m villages in the other tribe. Each vil…
Let x1, x2,..., xm be real numbers satisfying the following conditions: a) -xi ; b) x1 + x2 +...+ xm = b * for some integers a and b (a > 0). Determine the maximum value of xp1 + xp2 +...+ xpm for some even positive integer p. Input Each input li…