A résolu

Project Euler: Problem 5, Smallest multiple
2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smalle...

12 mois il y a

A résolu

Project Euler: Problem 8, Find largest product in a large string of numbers
Find the greatest product of five consecutive digits in an n-digit number. 73167176531330624919225119674426574742355349194934...

12 mois il y a

A résolu

Project Euler: Problem 7, Nth prime
By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the Nth prime numb...

12 mois 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...

12 mois 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...

12 mois 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...

12 mois il y a

A résolu

Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...

12 mois il y a

A résolu

Project Euler: Problem 10, Sum of Primes
The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17. Find the sum of all the primes below the input, N. Thank you <http:/...

12 mois il y a

A résolu

Set some matrix elements to zero
First get the maximum of each *row*, and afterwards set all the other elements to zero. For example, this matrix: 1 2 3 ...

12 mois il y a

A résolu

surrounded matrix
With a given matrix A (size m x n) create a matrix B (size m+2 x n+2) so that the matrix A is surrounded by ones: A = [1 2 ...

12 mois il y a

A résolu

Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

12 mois il y a

A résolu

Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

12 mois il y a

A résolu

Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, return a matrix with all elements above a...

12 mois 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?

12 mois il y a

A résolu

Sum of series IX
What is the sum of the following sequence: Σ 1/k! for k=1...n for different n?

12 mois il y a

A résolu

Sum of series VIII

12 mois il y a

A résolu

Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)

12 mois 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?

12 mois 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?

12 mois 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?

12 mois 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?

12 mois 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?

12 mois 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?

12 mois il y a

A résolu

Draw a '8' in a zero matrix!

12 mois il y a

A résolu

Draw a '3' in a zero matrix!

12 mois il y a

A résolu

Draw a '2' in a zero matrix!

12 mois il y a

A résolu

Draw a '5' in a zero matrix!

12 mois il y a

A résolu

Draw a '7' in a zero matrix!

12 mois il y a

A résolu

Find x rows where the sum of the numbers is the maximum
Find x rows where the sum of the numbers is the maximum. For example: when x is 2 and m is 2 3 5 0 2 3 5 5 6 0 9 4 then y =...

12 mois il y a

A résolu

Draw a '1' in a zero matrix!

12 mois il y a