PAT (Advanced Level) Practice 1035 Password (20 分) 凌宸1642 题目描述: To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (o…

1035 Password (20 分)   To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero)…

To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero) from O (o in uppercase)…

To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero) from O (o in uppercase)…

To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero) from O (o in uppercase)…

题意: 输入一个正整数N(<=1000),接着输入N行数据,每行包括一个ID和一个密码,长度不超过10的字符串,如果有歧义字符就将其修改.输出修改过多少组密码并按输入顺序输出ID和修改后的密码,如果没有修改过就输出There are N accounts and no account is modified.(根据样例如果N==1,are改成is并且accounts不加s) AAAAAccepted code: #define HAVE_STRUCT_TIMESPEC #include<bit…

To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero) from O (o in uppercase)…

题目:http://pat.zju.edu.cn/contests/pat-a-practise/1035 分析:简单题.直接搜索,然后替换,不会超时,但是应该有更好的办法. 题目描述: To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since…

problem To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero) from O (o in up…

#include <stdio.h> #include <string.h> struct MyStruct { ]; ]; bool changed; }; int main() { int n,i,j; MyStruct User[]; while(scanf("%d",&n)!=EOF) { ;i<n;i++) User[i].changed=false; ; ;i<n;i++) { getchar(); scanf("%s…

题意:给n个用户名和密码,把密码中的1改为@,0改为%,l改为L,O改为o. 让你输出需要修改密码的用户名个数,以及对应的用户名和密码,按输入的顺序.如果没有用户需要修改,则输出对应的语句,注意单复数... 没啥好说的,就for一遍密码,把需要改的改下,存入到ans中去. #include <iostream> #include <cstdio> #include <algorithm> #include <string.h> #include <cm…

简单题. #include<iostream> #include<cstring> #include<cmath> #include<algorithm> #include<cstdio> #include<map> #include<queue> #include<vector> using namespace std; int n; struct X { string a; string b; bool f…

1035. Password (20) 时间限制 400 ms 内存限制 65536 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is…

1035 Password (20 分) To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero) fr…

1035 Password (20 分) To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero) fr…

1035 Password(20 分) To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero) fro…

1035 Password (20 分) To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero) fr…

1093 字符串A+B (20 分) 给定两个字符串 A 和 B,本题要求你输出 A+B,即两个字符串的并集.要求先输出 A,再输出 B,但重复的字符必须被剔除. 输入格式: 输入在两行中分别给出 A 和 B,均为长度不超过 10​6​​的.由可见 ASCII 字符 (即码值为32~126)和空格组成的.由回车标识结束的非空字符串. 输出格式: 在一行中输出题面要求的 A 和 B 的和. 输入样例: This is a sample test to show you_How it works 输…

说反话-加强版(20 分) 给定一句英语,要求你编写程序,将句中所有单词的顺序颠倒输出. 输入格式: 测试输入包含一个测试用例,在一行内给出总长度不超过500 000的字符串.字符串由若干单词和若干空格组成,其中单词是由英文字母(大小写有区分)组成的字符串,单词之间用若干个空格分开. 输出格式: 每个测试用例的输出占一行,输出倒序后的句子,并且保证单词间只有1个空格. 输入样例: Hello World Here I Come 输出样例: Come I Here World Hello #inc…

A1035 Password (20)(20 分) To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zer…

PAT (Basic Level) Practice (中文)1078 字符串压缩与解压 (20 分) 凌宸1642 题目描述: 文本压缩有很多种方法,这里我们只考虑最简单的一种:把由相同字符组成的一个连续的片段用这个字符和片段中含有这个字符的个数来表示.例如 ccccc 就用 5c 来表示.如果字符没有重复,就原样输出.例如 aba 压缩后仍然是 aba. 解压方法就是反过来,把形如 5c 这样的表示恢复为 ccccc. 本题需要你根据压缩或解压的要求,对给定字符串进行处理.这里我们简单地假设…

1035 Password (20 分)   To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some confusing passwords since it is hard to distinguish 1 (one) from l (L in lowercase), or 0 (zero)…

1067 试密码(20 分) 当你试图登录某个系统却忘了密码时,系统一般只会允许你尝试有限多次,当超出允许次数时,账号就会被锁死.本题就请你实现这个小功能. 输入格式: 输入在第一行给出一个密码(长度不超过 20 的.不包含空格.Tab.回车的非空字符串)和一个正整数 N(≤ 10),分别是正确的密码和系统允许尝试的次数.随后每行给出一个以回车结束的非空字符串,是用户尝试输入的密码.输入保证至少有一次尝试.当读到一行只有单个 # 字符时,输入结束,并且这一行不是用户的输入. 输出格式: 对用户的…

1067 试密码 (20分)   当你试图登录某个系统却忘了密码时,系统一般只会允许你尝试有限多次,当超出允许次数时,账号就会被锁死.本题就请你实现这个小功能. 输入格式: 输入在第一行给出一个密码(长度不超过 20 的.不包含空格.Tab.回车的非空字符串)和一个正整数 N(≤ 10),分别是正确的密码和系统允许尝试的次数.随后每行给出一个以回车结束的非空字符串,是用户尝试输入的密码.输入保证至少有一次尝试.当读到一行只有单个 # 字符时,输入结束,并且这一行不是用户的输入. 输出格式: 对用…

L1-023 输出GPLT (20 分) 给定一个长度不超过10000的.仅由英文字母构成的字符串.请将字符重新调整顺序,按GPLTGPLT....这样的顺序输出,并忽略其它字符.当然,四种字符(不区分大小写)的个数不一定是一样多的,若某种字符已经输出完,则余下的字符仍按GPLT的顺序打印,直到所有字符都被输出. 输入格式: 输入在一行中给出一个长度不超过10000的.仅由英文字母构成的非空字符串. 输出格式: 在一行中按题目要求输出排序后的字符串.题目保证输出非空. 输入样例: pcTclnG…

1039 到底买不买(20)(20 分) 小红想买些珠子做一串自己喜欢的珠串.卖珠子的摊主有很多串五颜六色的珠串,但是不肯把任何一串拆散了卖.于是小红要你帮忙判断一下,某串珠子里是否包含了全部自己想要的珠子?如果是,那么告诉她有多少多余的珠子:如果不是,那么告诉她缺了多少珠子. 为方便起见,我们用[0-9].[a-z].[A-Z]范围内的字符来表示颜色.例如在图1中,第3串是小红想做的珠串:那么第1串可以买,因为包含了全部她想要的珠子,还多了8颗不需要的珠子:第2串不能买,因为没有黑色珠子,并且…

1112 Stucked Keyboard (20 分) On a broken keyboard, some of the keys are always stucked. So when you type some sentences, the characters corresponding to those keys will appear repeatedly on screen for k times. Now given a resulting string on screen,…

1108 Finding Average (20 分) The basic task is simple: given N real numbers, you are supposed to calculate their average. But what makes it complicated is that some of the input numbers might not be legal. A legal input is a real number in [−1000,1000…

1084 Broken Keyboard (20 分) On a broken keyboard, some of the keys are worn out. So when you type some sentences, the characters corresponding to those keys will not appear on screen. Now given a string that you are supposed to type, and the string t…

1077 Kuchiguse (20 分) The Japanese language is notorious for its sentence ending particles. Personal preference of such particles can be considered as a reflection of the speaker's personality. Such a preference is called "Kuchiguse" and is ofte…