Exercises on Codility (14) and exercises on codility 14
(1) TieRopes
Given n segments of rope-an array of positive integers and a positive integer K, only two adjacent Ropes can be connected at a time. The length of the rope is the same as the length of the previous rope and the position remains unchanged, how many ropes with at least K length can be formed after such a connection?
Data range: N [1 .. 10 ^
points of knowledge you have gained from this practice.
In designing test cases, equivalence partitioning can be divided into four categories: non-triangular, general triangular, isosceles triangle, and equilateral triangle. When designing test data, be aware of some special data testing. Data Basic determination process: whether the edge length is within the value range, the third side is less than the sum of the two sides is greater than the difference between, whether it is equilateral
Navigation exercises, fingering exercises
2011 answers to the exercise book "navigation" in the next Chinese book on the first day
You should at least tell us the question so that I can answer it for you. Our books are different from yours. Welcome,Navigation exercise book Mathematics (Beijing Normal edition) seventh-grade Questions and answers
Think about it. All the questions are based on textbooks.
Analysis of exercises for software C/C ++ development, and software exercises
Analysis of exercise questions in software C/C ++ development.Code Filling Area
Code blank question:The player is required to fill in the missing part based on understanding the working principle of the given Code, so that the program logic is correct and complete.
You can directly submit the code (only the answers in the blanks,
Day4 job code exercises, day4 job code exercises
Logon module:
Regardless of the website, we often encounter this situation. Let's log on to this website. The flowchart is as follows:
Ideas:
1. when we log on to the website, we first enter the user name. At this time, some websites will remind us whether the user name exists. If the user name we enter does not exist, a prompt will appear, this tells us t
Function exercises for Python and exercises for python1. Differences between common parameters, specified parameters, default parameters, and dynamic parameters
Common parameter: Put a form parameter. when put into the real parameter, the form parameter value needs to be given in order.
Specify parameters: the parameter is specified when it is placed into the real parameter. You do not need to give the para
Two small exercises about TCP _ The first blog ~, First blog of tcp exercises
First, a local client sends a request, and the server receives the simple code of the request.
1 package com. TCP. java; 2 3 import java. io. IOException; 4 import java. io. inputStream; 5 import java. io. outputStream; 6 import java.net. inetAddress; 7 import java.net. serverSocket; 8 import java.net. socket; 9 import org. junit.
Java programming Chapter 1 and Chapter 4 programming exercises and java programming exercises
3.1
public class test { public static void main(String[] args) { System.out.println("Enter a, b, c: "); Scanner input = new Scanner(System.in); double a = input.nextDouble(); double b = input.nextDouble(); double c = input.nextDouble(); double delta = b * b - 4 * a * c;
Python exercises (1) and Python exercises (
Return all positive integers ranging from 1 to 10 except 7]
start = 1while True: if start ==7: start += 1 continue print(start) if start ==10: break start +=1
[Calculate the sum of all integers within 1]
sum = 0start = 1while True: print(start ) sum = sum+start if start == 100 break start += 1
[Outpu
Summary exercises with simple SQL statements and summary exercises with SQL statements
Create a table to record employee personal information:
-- Create a table create table plspl_company_info (empno number (5) not null, ename varchar2 (10) not null, job varchar2 (10), manager number (5), hiredate date, sal number (5), comm number (5), deptno number (3); insert into plspl_company_info values (7369, 'Smith
Exercises for C ++ Primer version 4 and exercises 1.6
Note: This essay is directly copied in C ++ Primer (Fourth Edition) exercise solution (full version. This is mainly for me to read it again and again later.
Exercise 1.6
Explain the following sections:
1 std: cout
Is this code legal? If it is legal, why, if it is illegal, why?
[Answer]
This code is invalid.
Note that there are semicolons at the
Object-oriented (abstract class exercises) and object-oriented abstract class exercises
/*** Created by rabbit on 2014-07-21. blogpark. Liu pengcheng* If we need to model employees when developing a system,* An employee has three attributes: name, employee ID, and salary. The manager is also an employee* In addition to employee attributes, there is also a bonus attribute.* Use inheritance to design e
SQL connection (3) -- exercise exercises and SQL exercises
-- 1. Fill in the following query (mark with SELECT e. emp_id, e. fname, e. lname, B. 'name' FROM employee e inner join
-- 2. write a query and return the account ID (customer. cust_type = 'I), the customer's federated Personal Identification Number (customer. fed_id) and the name of the product (product. name ).SELECT c. fed_id, p. 'name' FROM cus
Python learning-stage comprehensive exercises 3. python Comprehensive ExercisesPython learning-comprehensive phase Exercise 3
Based on the previous class learning, do the following example exercises: operations that contain folders and files (do not read the code first, and try to write it first. The code is for reference only and there are multiple implementation methods)
1. directory file traversal (L2 d
Several web Front-end exercises and several web exercises
Which of the following attributes is not a common attribute in HTML?A] B] C] D]
Online exercise: http://hovertree.com/tiku/bjaf/qi1g37nf.htm
In CSS style definition, which of the following RGB color values is Web security color?A] #111111B] #222222C] #333333D] #444444
Http://hovertree.com/tiku/bjaf/72jaf1n0.htm:
Which of the following HTML stateme
title Source: Cattle and Guest Networkfor a string, design an algorithm that will have the length of the stringLenthe prefix is translated to the end of the string.given a stringAand its length, given at the same timeLen, please return the translated string.Test Examples:"ABCDE", 5,3return:"DEABC"Python implementationCodedef forwardmove (alist): #平移一个单位 first = alist[0] for i in Xrange (Len (alist)-1): alist[i] = alist[i+1] A List[-1] = FirstClass translation:def stringtranslation (self, A, N, L
1, please use the code to achieve: the use of an underscore each element of the list is stitched into a string, Li = [' Alex ', ' Eric ', ' Rain ']#!/usr/bin/env python#-*-Coding:utf-8-*-Li = [' Alex ', ' Eric ', ' Rain ']v = ' _ '. Join (LI)Print (v)2. Find the elements in the list, remove the spaces for each element, and look for all elements that begin with a or a and end with C.Li = ["Alec", "Aric", "Alex", "Tony", "Rain"]Tu = ("Alec", "Aric", "Alex", "Tony", "Rain")DiC = {' K1 ': ' Alex ',
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