HDU 4847 Wow! Such Doge! pid=4847" style="">题目链接 题意:给定文本,求有几个doge,不区分大写和小写 思路:水题.直接一个个读字符每次推断就可以 代码: #include <stdio.h> #include <string.h> char c; char a[5]; int main() { a[5] = '\0'; int ans = 0; while ((c = getchar()) != E…

http://acm.hdu.edu.cn/showproblem.php?pid=4847 Wow! Such Doge! Time Limit:1000MS     Memory Limit:32768KB     64bit IO Format:%I64d & %I64u Submit Status Practice HDU 4847 Description Chen, Adrian (November 7, 2013). “Doge Is An Ac- tually Good Inter…

HDU 4849 Wow! Such City! 题目链接 题意:依照题目中的公式构造出临接矩阵后.求出1到2 - n最短路%M的最小值 思路:就依据题目中方法构造矩阵,然后写一个dijkstra,利用d数组取求答案就可以 代码: #include <iostream> #include <cstdio> #include <cstring> #include <algorithm> using namespace std; const long long…

HDU - 4788 Hard Disk Drive Time Limit:1000MS   Memory Limit:32768KB   64bit IO Format:%I64d & %I64u [Submit]  [Go Back]  [id=47572" rel="nofollow">Status]   Description Yesterday your dear cousin Coach Pang gave you a new 100MB hard…

题目大意:题目描述了一大堆.....然而并没什么用,其实就是让求给的所有字符串里面有多少个"doge",不区分大小写.   代码如下: ====================================================================================================================== #include<stdio.h> #include<string.h> #include&…

就是求出现了多少次doge 不区分大小写  巧用字符串函数 isalpha 判断是否是字母 tolower 转换为小写字母 toupper 转换为大写字母 strncmp字符串比较函数  能限制比较的长度 #include <iostream> #include <cstdio> #include <sstream> #include <cstring> #include <map> #include <cctype> #includ…

Friendship of Frog Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5578 Description N frogs from different countries are standing in a line. Each country is represented by a lowercase letter. The distance betwee…

ZYB's Biology Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5590 Description ZYB(ZJ−267)在NOIP拿到600分之后开始虐生物题,他现在扔给你一道简单的生物题:给出一个DNA序列和一个RNA序列,问它们是否配对. DNA序列是仅由A,C,G,T组成的字符串,RNA序列是仅由A,C,G,U组成的字符串. DNA和RNA匹配当且仅当每…

L - House Building Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5538 Description Have you ever played the video game Minecraft? This game has been one of the world's most popular game in recent years. The wor…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=4813 签到题. 把一个字符串按照格式输出就可以了,很水 #include <stdio.h> #include <string.h> #include <iostream> #include <algorithm> #include <queue> #include <map> #include <set> #include…