Community Profile

photo

Tim


1,320 2012 이후 총 참여 횟수

담당자

Tim's 배지

모두 보기

참여 게시물
보기 기준

해결됨


Gray code
Given a decimal number, convert it to its corresponding Gray code (see https://en.wikipedia.org/wiki/Gray_code). 8 -- 1100...

약 17시간 전

해결됨


Check if a number belongs in the fibonacci squence
Test if integer i is a number in the fibonacci sequence. Return true if it is.

8일 전

해결됨


Elliptic Curve Cryptography (ECC) Point Addition
Given two points (P and Q, they can be the same points on the elliptic curve), compute ECC point addition on a Weierstrass ellip...

9일 전

해결됨


Determine whether a given point is inside or outside a polygon
A closed polygon may be described by an N x 2 array of nodes, where the last node and the first node are the same. Each row of ...

13일 전

해결됨


check whether a number is a pentatope number
https://en.wikipedia.org/wiki/Pentatope_number

15일 전

해결됨


generate nth pentatope number
https://en.wikipedia.org/wiki/Pentatope_number

16일 전

해결됨


Cantor counting
Find the nth cantor's rational number. the sequence is given below in the link. Sequence: 1/1,1/2,2/1,3/1,2/2,1/3,1/4... ... .....

16일 전

해결됨


Fun with permutations
There are factorial(N) permutations of the numbers from 1 to N. For each of these permutations, we can find the set of indexes j...

16일 전

해결됨


Double Factorial
Return double factorial n(n-2)...(5)(3)(1), n>0, odd n!! = n(n-2)...(6)(4)(2), n>0, even 1 ...

16일 전

해결됨


Takuzu row
Takuzu row is one row in a logic puzzle of a rectangular grid. The rules are as follows: (1) The row is filled with 1s and 0s...

20일 전

해결됨


Repeat elements of a vector
Repeat each elements of a given vector according to their values. say x=[1,2,1,3] y=[1,2,2,1,3,3,3]

21일 전

해결됨


Combinations using Stirling numbers of the second kind
Output the number of ways to distribute n labelled balls among k identical boxes (some of which might be empty). Example: ...

23일 전

해결됨


D'Hondt Method of Proportional-Representation
The D'Hondt method is a proportional representational method for allocating seats to parties in an election. <https://en.wiki...

26일 전

해결됨


All flights lead to Idaho Falls
Using spherical trigonometry and great circle paths, determine the distance (in kilometers) and the initial flight heading (from...

29일 전

해결됨


Squares in Squares - Concentric Squares
Given a number, n, create an n x n sized matrix with concentric squares of 1s from the outside in. There should be a gap between...

약 1달 전

해결됨


Create a "+" flag
Given two odd numbers, [m, n], return a matrix of size m x n which has all elements of the centre column and centre row set as 1...

약 2달 전

해결됨


Area of Triangle with Oblique Coordinates
Find area of triangle given points p1, p2, and p3 where the y-axes is w degrees counter clockwise from the x-axes. For exampl...

약 2달 전

해결됨


Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.&#8519;^(-&lambda;t).cos(2πft)| Given inputs &lambda; ( |lambda...

2달 전

해결됨


Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

2달 전

해결됨


Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

2달 전

해결됨


Create a vector
Create a vector from 0 to n by intervals of 2.

2달 전

해결됨


Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

2달 전

해결됨


Find max
Find the maximum value of a given vector or matrix.

2달 전

해결됨


RSA decryption
Decrypt a large integer string using RSA decryption given the public key (n) and private key (d). Convert the large integer decr...

2달 전

해결됨


RSA encryption using public key
Encrypt the message text by converting to uint8 matrix using UTF-8 representation. Convert uint8 matrix to a large integer strin...

2달 전

해결됨


Calculate value of Ra for three runs. Flow rates
Problem 5.31, page 220, from Felder and Rousseau Elementary Principles of Chemical Processes book <https://www.academia.edu/3...

3달 전

해결됨


Calculate the derivative of a polynomial
Example: in = [ 1 1 1 ] out = [ 2 1 ]

3달 전

해결됨


Calculate BMI
Given a matrix |hw| with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 inch = 2.54 centimet...

3달 전

Load more