문제를 풀었습니다


Number of Even Elements in Fibonacci Sequence
Find how many even Fibonacci numbers are available in the first d numbers. Consider the following first 14 numbers 1 1 2...

2년 초과 전

문제를 풀었습니다


Rotate input square matrix 90 degrees CCW without rot90
Rotate input matrix (which will be square) 90 degrees counter-clockwise without using rot90,flipud,fliplr, or flipdim (or eval)....

2년 초과 전

문제를 풀었습니다


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...

2년 초과 전

문제를 풀었습니다


Reverse the elements of an array
Reverse the order of elements in an array: eg: input X = [ 1 2 3 ; 4 5 6 ; 7 8 9 ] o...

2년 초과 전

문제를 풀었습니다


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 ...

2년 초과 전

문제를 풀었습니다


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...

2년 초과 전

문제를 풀었습니다


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?

2년 초과 전

문제를 풀었습니다


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

2년 초과 전

문제를 풀었습니다


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

2년 초과 전

문제를 풀었습니다


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?

2년 초과 전

문제를 풀었습니다


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

2년 초과 전

문제를 풀었습니다


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

2년 초과 전

문제를 풀었습니다


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

2년 초과 전

문제를 풀었습니다


Mersenne Primes vs. All Primes
A Mersenne prime (M) is a prime number of the form M = 2^p - 1, where p is another prime number. <https://www.mathworks.com/matl...

2년 초과 전

문제를 풀었습니다


Scoring for oriented dominoes
Given a list of ordered pairs, and the order they should be placed in a line, find the sum of the absolute values of the differe...

2년 초과 전

문제를 풀었습니다


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...

2년 초과 전

문제를 풀었습니다


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displayed ...

2년 초과 전

문제를 풀었습니다


Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

2년 초과 전

문제를 풀었습니다


Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

2년 초과 전

문제를 풀었습니다


Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

2년 초과 전

문제를 풀었습니다


Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

2년 초과 전

문제를 풀었습니다


Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

2년 초과 전

문제를 풀었습니다


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

2년 초과 전

문제를 풀었습니다


How many Fibonacci numbers?
Find the number of unique Fibonacci numbers (don't count repeats) in a vector of positive integers. Example: x = [1 2 3 4...

2년 초과 전

문제를 풀었습니다


Fibonacci Decomposition
Every positive integer has a unique decomposition into nonconsecutive Fibonacci numbers f1+f2+ ... Given a positive integer n, r...

2년 초과 전

문제를 풀었습니다


Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the second...

2년 초과 전

문제를 풀었습니다


Fibonacci-Sum of Squares
Given the Fibonacci sequence defined by the following recursive relation, * F(n) = F(n-1) + F(n-2) * where F(1) = 1 and F(1)...

2년 초과 전

문제를 풀었습니다


Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Input...

2년 초과 전

문제를 풀었습니다


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

거의 3년 전

문제를 풀었습니다


Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

거의 3년 전

더 보기