2014年TI杯大学生电子设计竞赛地区赛使用仪器及器件.设备 a)        3A/30V双路稳压电源(可并联): b)        60MHz示波器: c)        三位半数字万用表: d)       低频(10MHz)信号源: e)        低频交流毫伏表. 1. AY-LDC1000评估板(赛题中必用,TI依照报名数量30%配发). 2. AY-TPA3112D1评估板(赛题中可用,TI依照报名数量25%配发). 注:以上两款开发板TI按配发比例已发到各赛区组委会…

题目链接:哈哈哈哈哈哈 _(:з」∠)_ _(:з」∠)_ _(:з」∠)_ _(:з」∠)_ _(:з」∠)_ 哈哈哈哈哈哈,从9月16日打了这个题之后就一直在补这道题,今天终于a了,哈哈哈哈哈哈. 先把代码贴上,有时间再好好写题解,哈哈哈哈哈哈. ヾ(◍°∇°◍)ﾉﾞヾ(◍°∇°◍)ﾉﾞヾ(◍°∇°◍)ﾉﾞヾ(◍°∇°◍)ﾉﾞヾ(◍°∇°◍)ﾉﾞ 代码,嘻嘻: #include<bits/stdc++.h> using namespace std; typedef long long ll…

地址:https://nanti.jisuanke.com/t/17314 题目: Three circles C_{a}C​a​​, C_{b}C​b​​, and C_{c}C​c​​, all with radius RR and tangent to each other, are located in two-dimensional space as shown in Figure 11. A smaller circle C_{1}C​1​​ with radius R_{1}R​1…

xor There is a tree with nn nodes. For each node, there is an integer value a_ia​i​​, (1 \le a_i \le 1,000,000,0001≤a​i​​≤1,000,000,000 for 1 \le i \le n1≤i≤n). There is qq queries which are described as follow: Assume the value on the path from node…

哈哈哈哈哈哈哈哈哈哈哈哈,终于把这道题补出来了_(:з」∠)_ 来写题解啦. _(:з」∠)_ _(:з」∠)_ _(:з」∠)_ _(:з」∠)_ _(:з」∠)_ 哈哈哈哈哈哈,从9月16日打了这个题之后就一直在补这道题,今天终于a了,哈哈哈哈哈哈. 先把代码贴上,有时间再好好写题解,哈哈哈哈哈哈.ヾ(◍°∇°◍)ﾉﾞヾ(◍°∇°◍)ﾉﾞヾ(◍°∇°◍)ﾉﾞヾ(◍°∇°◍)ﾉﾞヾ(◍°∇°◍)ﾉﾞ 代码,嘻嘻: #include<bits/stdc++.h> using namespace…

luogu 1327 数列排序 题意 给定一个数列\(\{an\}\),这个数列满足\(ai≠aj(i≠j)\),现在要求你把这个数列从小到大排序,每次允许你交换其中任意一对数,请问最少需要几次交换? 思路 找循环节.答案即为 (循环节的长度\(-1\)) 对所有循环节求和. 如果只能交换相邻两个,那么就是求逆序对个数.因为交换相邻两个数字的效果是使逆序对个数\(-1\). Code #include <bits/stdc++.h> #define maxn 100010 using name…

2016 第七届蓝桥杯 c/c++ B组省赛真题及解题报告 勘误1:第6题第4个 if最后一个条件粗心写错了,答案应为1580. 条件应为abs(a[3]-a[7])!=1,宝宝心理苦啊.!感谢zzh童鞋的提醒. 勘误2:第7题在推断连通的时候条件写错了,后两个if条件中是应该是<=12 落了一个等于号.正确答案应为116. 1.煤球数目 有一堆煤球.堆成三角棱锥形.详细: 第一层放1个, 第二层3个(排列成三角形), 第三层6个(排列成三角形), 第四层10个(排列成三角形). -. 假设一共…

Banana Bananas are the favoured food of monkeys. In the forest, there is a Banana Company that provides bananas from different places. The company has two lists. The first list records the types of bananas preferred by different monkeys, and the seco…

02Train Seats Reservation 问答 只看题面 33.87% 1000ms 131072K You are given a list of train stations, say from the station 11 to the station 100100. The passengers can order several tickets from one station to another before the train leaves the station on…

Let SS be a sequence of integers s_{1}s​1​​, s_{2}s​2​​, ......, s_{n}s​n​​Each integer is is associated with a weight by the following rules: (1) If is is negative, then its weight is 00. (2) If is is greater than or equal to 1000010000, then its we…