Simple javascript calculator and javascript Calculator
Preface
Hello, everyone. I have been studying the framework and background content for a while. To prevent front-end JavaScript and jq from being too skilled, I forgot many algorithms and basic usage, some small function effect codes will be updated in succession for record and accumulation. There are many deficiencies. encapsulation and code redundancy
Leap Year CalculatorTitle: Enter the year to determine if the year is a leap years.Method: 1. Year that can be divisible by 4002. Can be divisible by 4, but not divisible by 1001 Print('---Leap year judgment kql, press Q to exit---')2 whileTrue:3y = input ('Please enter the year:')4 if(Y = ='Q'):5 Break6y =Int (y)7 if(y% 400 = = 0or(y% 4 = = 0 andY% 100! =0)):8 Print(Y,'year for leap years! ')9 Else:Ten Print(Y,'year for common year! ') One #Python Learning
Label: style blog Io color ar OS for SP Div
For the 2nd Pascal triangle values, we can see that we only need two additional variables to record them, so we set up a tmp array.
The overall feeling of scrolling arrays in the DP problem.
1 #include
Leetcode-Pascal triangle I ii
that change parameters like printf. During compilation, the compiler only adds an underline prefix to the name of the function that calls the rule in the format of _ functionname.2. _ stdcallThe parameter is pushed from right to left to the stack. The parameter is pushed to the stack by the caller. _ Stdcall is the default calling method of the PASCAL program. It is usually used in Win32 APIs. Remember: The function clears the stack when it exits, an
Given an index K, return the kth row of the Pascal ' s triangle.For example, given k = 3,Return [1,3,3,1] .Parsing the coefficients of the two-item expansion does not add (long long) commits an error.1 classSolution {2 Public:3vectorint> GetRow (intRowIndex) {4vectorint>Vals;5 6Vals.resize (rowindex+1);7vals[0] =1;8 9 for(inti =1; I )TenVals[i] = (Long Long) vals[i-1]* (rowindex-i+1)/i; One A returnVals;
Chrome is the next-generation Object Pascal Language released by remobjects and runs on. NET and mono platforms. While retaining the Object Pascal feature, chrome also draws on excellent elements in languages such as C #, Java, and Eiffel.
Remobjects chrome command line edition-1.0.0.141 (PreView) Updated March 1, 2005 Public Preview build of remobjects chrome command line edition.(M
A pair of game Pascal source code attached
As long as the two do not have brains, they will not be able to play well in the afternoon...It is also a wonderful thing in the console game.
Free Pascal shooting game
Program shooting_game;
uses crt;
const cz:array[1..4,1..2] of -1..1=((0,1),(1,0),(0,-1),(-1,0));
var i,j,xz1,yz1,y1,xz2,yz2,y2,t1,t2,t3,k,v1,v2:integer;
ch:char;
a:array[1..20] of integer;
procedur
Chrome is the next-generation Object Pascal Language released by remobjects and runs on. NET and mono platforms. While retaining the Object Pascal feature, chrome also draws on excellent elements in languages such as C #, Java, and Eiffel. Visual Studio-based integrated development environment (IDE), v1.5 supports Visual Studio. net2003 IDE (and. NET 1.1 framework) and Visual Studio 2005 (and.. NET 2.0 Fram
Given numrows, generate the first numrows of Pascal ' s triangle.For example, given numrows = 5,Return[ 1], [ 1,2,1], [ 1,3,3,1], [ 1,4,6,4,1]The Yang Hui triangle mainly has the following five properties:
The Yang Hui Triangle is made up of positive integers, the numbers are symmetrical, each line starts to grow larger by 1, then becomes smaller and goes back to 1.
The number of digits in the first row is one.
The first dig
Pascal ' s Triangle IIProblem:Given an index K, return the kth row of the Pascal ' s triangle.For example, given k = 3,Return [1,3,3,1] .Ideas:Simple mathematical reasoning canMy Code: Public classSolution { PublicListintRowIndex) {ListNewArraylist(); if(RowIndex returnrst; Rst.add (1); for(inti = 1; I ) { for(intj = rst.size ()-1; J > 0; j--) {Rst.set (J, Rst.get (j)+ Rst.get (j-1)); }
https://leetcode.com/problems/pascals-triangle-ii/Given an index K, return the kth row of the Pascal ' s triangle.For example, given k = 3,Return [1,3,3,1] .Note:Could optimize your algorithm to use only O(k) extra space?Problem Solving Ideas:Relatively simple recursion, each row is counted from left to right. To store the value of j-1 with a variable, leave the following value appended. Also the current value of J will be saved as the back of the pre
Given an index K, return the kth row of the Pascal ' s triangle.For example, given k = 3,Return [1,3,3,1] .Note:Could optimize your algorithm to use only O(k) extra space?public class Solution {public list[Leetcode] Pascal ' s Triangle II
Given the line number, the output is as follows Pascal Triangle (Yang Hui triangle)For example, given numrows = 5,Return[ 1], [ 1,2,1], [ 1,3,3,1], [ 1,4,6,4,1]Thinking, think of the top right to build the next, the composition process is the previous adjacent elements added, and the tail is 1.Class Solution {public:vectorYou can also do this:classSolution { Public: Vectorint> > Generate (intnumrows) { //Note:the Solution Object is in
Question:Given numrows, generate the first numrows of Pascal ' s triangle.For example, given numrows = 5,Return[ 1], [ 1,2,1], [ 1,3,3,1], [ 1,4,6,4,1]1. Classification of types of questions:2, the idea: first plus 1, the middle of the results based on the previous layer, and finally add 13. Time complexity: O (n^2)4. Code: Public classSolution { PublicListintnumrows) {ListNewArraylist(); //Special if(numrowsreturnlist; // GeneralList
Package Cn.edu.xidian.sselab.array;Import java.util.ArrayList;Import java.util.List;/**** @author Zhiyong Wang* title:pascal ' s Triangle* Content:* Given NumRows, generate the first numrows of Pascal ' s triangle.* For example, given numrows = 5,* Return* [* [1],* [All],* [1,2,1],* [1,3,3,1],* [1,4,6,4,1]* ]*/public class Pascaltriangle {This place didn't think about it at first. Create an array object to hold the data every time.Call Rows.clear ();
Given an index K, return the kth row of the Pascal ' s triangle.For example, given k = 3,Return [1,3,3,1] .Note:Could optimize your algorithm to use only O(k) extra space?Idea: The simplest way is to follow the "Leetcode" Pascal's Triangle way from top to bottom to solve, but will cause the waste of space. If only one vector is used to store the results. In the subscript from small to large traversal process will change the value of the vector, such a
The topics are as follows:Given numrows, generate the first numrows of Pascal ' s triangle.For example, given numrows = 5,Return[ 1], [ 1,2,1], [ 1,3,3,1], [ 1,4,6,4,1]The implementation code is as follows:public class Solution {public list Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced. (leetcode) Yang Hui triangle Pascal ' s Triangle
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