A résolu

Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

plus de 2 ans il y a

A résolu

Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

plus de 2 ans il y a

A résolu

Friday or not
I love Friday. Please tell me whether the day is Friday. Dateformat is 'yyyy-mm-dd' or 'dd-mmm-yyyy' or 'mm/dd/yyyy'. Exa...

plus de 2 ans il y a

A résolu

Feeling lucky?
Guess which number Cody is thinking (1 to 10)? (This is a game of luck more than skill. Good luck!)

plus de 2 ans il y a

A résolu

Wheat on a chessboard pt 1
If a chessboard were to have wheat placed upon each square such that one grain were placed on the first square and each successi...

plus de 2 ans il y a

A résolu

Chess probability
The difference in the ratings between two players serves as a predictor of the outcome of a match (the <http://en.wikipedia.org/...

plus de 2 ans il y a

A résolu

Perimeter of a semicircle
Given the diameter d, find the perimeter of a semicircle

plus de 2 ans il y a

A résolu

Calculate area of sector
A=function(r,seta) r is radius of sector, seta is angle of sector, and A is its area. Area of sector A is defined as 0.5*(r^2...

plus de 2 ans il y a

A résolu

Volume Pillar
Calculate the volume of a pillar with radius l and heigth ar.

plus de 2 ans il y a

A résolu

Spherical Volume
Calculate the volume of a sphere.

plus de 2 ans il y a

A résolu

Convert radians to degrees
Given input in radians, output to degrees

plus de 2 ans il y a

A résolu

Volume and area of a sphere
Input(r) - radius Output([v,s]) - volume and area

plus de 2 ans il y a

A résolu

Converting binary to decimals
Convert binary to decimals. Example: 010111 = 23. 110000 = 48.

plus de 2 ans il y a

A résolu

Flip the bit
Given an input character string (e.g. '1001'), return a character string with the bits flipped ('0110').

plus de 2 ans il y a

A résolu

Determine given vector is even or odd
Find the numbers of the input vector is odd or even then replace even with 1 and odd with 0 Example x = [ 3 3 4 6 1] ...

plus de 2 ans il y a

A résolu

'Determine if array of numbers is odd'
Return true if the input single number is odd. If the input is a vector, it will return a vector or array of logical values indi...

plus de 2 ans il y a

A résolu

The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

plus de 2 ans il y a

A résolu

Encode Roman Numerals
Create a function taking a non-negative integer as its parameter and returning a string containing the Roman Numeral representat...

plus de 3 ans il y a

A résolu

Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

plus de 3 ans il y a

A résolu

Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

plus de 3 ans il y a

A résolu

Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

plus de 3 ans il y a

A résolu

Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

plus de 3 ans il y a

A résolu

Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

plus de 3 ans il y a

A résolu

Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

plus de 3 ans il y a

A résolu

Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

plus de 3 ans il y a

A résolu

Project Euler: Problem 3, Largest prime factor
The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number being input, input might be ui...

plus de 3 ans il y a

A résolu

Project Euler: Problem 2, Sum of even Fibonacci
Each new term in the Fibonacci sequence is generated by adding the previous two terms. By starting with 1 and 2, the first 10 te...

plus de 3 ans il y a

A résolu

Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

plus de 3 ans il y a

A résolu

Evaluate the gamma function
The <https://mathworld.wolfram.com/GammaFunction.html gamma function> is a generalization of the factorial, and it appears in ma...

plus de 3 ans il y a

A résolu

Find Logic 15

plus de 3 ans il y a