Nonsense Alphabet A was an ant Who seldom stood still, And who made a nice house In the side of a hill. Nice little ant!B was a bat, Who slept all the day, And fluttered about When the sun went away. Brown little bat!C was a camel: You rode on his hu…
E. Alphabet Permutations time limit per test: 1 second memory limit per test: 512 megabytes input: standard input output: standard output You are given a string s of length n, consisting of first k lowercase English letters. We define a c-repeat o…
https://www.englishclub.com/vocabulary/english-phonetic-spelling.htm When speaking on the telephone or in noisy environments, it is sometimes useful to spell a word using the English Phonetic Spelling Alphabet. To spell "CLUB", for example, you…
Alphabet Cookies 题目描述 Kitty likes cookies very much, and especially the alphabet cookies. Now, she get some alphabet cookies, and she wants to select some of them to spell some words. The easy task for you, is to determine that whether she can spell…
When you need to generate a data set, a generator function is often the correct solution. A generator function is defined with function* and then you yield each result you want out of the function when you call it. Generators pair well with the ... o…
Python: How To Generate a List Of Letters In The Alphabet Method 1# First we need to figure out the ASCII code of the alphabet letters # using the ord() function. >>> ord('a') 97 >>> ord('z') 122 # Get ASCII code for uppercase alphabet…
题目链接:1321: Alphabet Cookies Description Kitty likes cookies very much, and especially the alphabet cookies. Now, she get some alphabet cookies, and she wants to select some of them to spell some words. The easy task for you, is to determine that whet…
题目如下: On an alphabet board, we start at position (0, 0), corresponding to character board[0][0]. Here, board = ["abcde", "fghij", "klmno", "pqrst", "uvwxy", "z"], as shown in the diagram below. W…
Nonsense Time 时间限制: 10 Sec 内存限制: 128 MB 题目描述 You a given a permutation p1,p2,…,pn of size n. Initially, all elements in p are frozen. There will be n stages that these elements will become available one by one. On stage i, the element pki will becom…
传送门 概率dp水题. 题意简述:给你数字表的大小和两个数列,数列中为0的数表示不确定,不为0的表示确定的,求第一个数列字典序比第二个数列大的概率. fif_ifi表示第i ni~ ni n位第一个数列比第二个数列大的概率. 然后分是否为0的情况讨论一下就行了. 代码: #include<bits/stdc++.h> #define ri register int using namespace std; inline int read(){ int ans=0; char ch=getch…
概率的计算答案给出的这张图很清楚了,然后因为要求取模,a/b%M=a*b^-1%M=a*inv(b,M)%M; #include <cstdio> #include <cstring> #include <iostream> #include <cstdio> using namespace std; +; ; typedef long long LL; int n,m; int s1[maxn],s2[maxn],d[maxn]; void gcd(LL…
题意:给定n个数的数列,第i个数为a[i],刚开始所有位置都处于禁用状态,第i次之后位置p[i]变为可用,求每次变化后的lis长度 n,a[i],p[i]<=5e4 保证a[i],p[i]均为随机生成的排列 思路:不知道非随机版本能不能树套树解决 #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned int uint; typedef unsigned long long u…
1.原题: https://leetcode.com/problems/decrypt-string-from-alphabet-to-integer-mapping/submissions/ Given a string s formed by digits ('0' - '9') and '#' . We want to map s to English lowercase characters as follows: Characters ('a' to 'i') are represen…
Oulipo Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 35694 Accepted: 14424 Description The French author Georges Perec (1936–1982) once wrote a book, La disparition, without the letter 'e'. He was a member of the Oulipo group. A quot…
Oulipo Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 17795 Accepted: 7160 Description The French author Georges Perec (1936–1982) once wrote a book, La disparition, without the letter 'e'. He was a member of the Oulipo group. A quote…
Problem Description The French author Georges Perec (1936–1982) once wrote a book, La disparition, without the letter 'e'. He was a member of the Oulipo group. A quote from the book: Tout avait Pair normal, mais tout s’affirmait faux. Tout avait Fair…
Description The French author Georges Perec (1936–1982) once wrote a book, La disparition, without the letter 'e'. He was a member of the Oulipo group. A quote from the book: Tout avait Pair normal, mais tout s’affirmait faux. Tout avait Fair normal,…
Oulipo Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6227 Accepted Submission(s): 2513 Problem Description The French author Georges Perec (1936–1982) once wrote a book, La disparition, wit…