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How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?

casi 9 años hace

Resuelto

Replace secondary diagonal elements of a square array
Replace all the secondary diagonal elements of the square array A with the number n Example: A = [1 2 3 4 5 6 ...

casi 9 años hace

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Find elements of set A those are not in set B
Given two sets of data A and B. Find elements of A those are not in set B. ...

casi 9 años hace

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"Power matrix" of two vectors
Given two row vectors x,y of lengths m and n (respectively), create an m x n matrix whose i,j entry is x(i)^y(j).

casi 9 años hace

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Throw common elements of two vector arrays
Throw common elements as output of two given input vector arrays

casi 9 años hace

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Step up
For given input array, output a array with all elements step up by two

casi 9 años hace

Resuelto

Find the sum of n squares
What is the sum of the squares of the first n integers?

casi 9 años hace

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multiple of nine?
Given a positive number n, return true if n is a multiple of 9 and false if not. Do not make the division and do not use functio...

casi 9 años hace

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Get 1-4-3-4-4
Get the value of the indices in the title and assign it to an array

casi 9 años hace

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Basics - not so easy division
Please make a function whcih divides x/y, but pay attention for some exceptions with NaN,0,Inf. Sometimes return "ERROR" instead...

casi 9 años hace

Resuelto

intervals
Write a function that takes an interval from a to b, and divides it into 6 parts.

alrededor de 9 años hace

Resuelto

How brilliant are you?
A Brilliant number is defined as a number with two prime factors, both of which have the same number of digits. Some examples: ...

alrededor de 9 años hace

Resuelto

Check availability of a number in an array
An array is given A=[1 2 3 4 5 7 8 9 10]. Find whether the number n is present in given array or not. If the number n is prese...

alrededor de 9 años hace

Resuelto

I'm going to enjoy watching you calculate, Mr Anderson
Smith numbers are numbers such that if you add up all of the digits in the number, that sum equals the sum of all of the digits ...

alrededor de 9 años hace

Resuelto

Shift elements of vector left
Shift elements of vector to the left. For ex. : Input_vec = [1 2 3 4 5] Output_vec = [2 3 4 5 1]

alrededor de 9 años hace

Problema

Duration of a trip in minutes
Input is a string which includes the duration of a trip. Convert the duration to minutes. For example if the duration of a t...

alrededor de 9 años hace | 2 | 49 solvers

Problema

'5*3' copy character 3 - five times
The input is a string. Wherever a * sign occurs in string repeat copies of character on the right hand side of * sign. The numbe...

más de 9 años hace | 4 | 19 solvers

Resuelto

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

más de 9 años hace

Resuelto

Extract a specific part of matrix!
In the given matrix, extract element that have odd rows and column number. For example A=[1 4 2 3 5] B=extractodd(A);...

más de 9 años hace

Resuelto

Calculate some equation
Using given inputs x and z, make two outputs that are y1 = (xz)/(x/z)^2 + 14x^2 - 0.8z^2 y2 = x^z - z^x + (x/z)^2 - (z/x...

más de 9 años hace

Resuelto

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...

más de 9 años hace

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No more zeros
Given an array with zeros at the beginning or at the end, you should get the output without these zeros: input = [zeros(5...

más de 9 años hace

Resuelto

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

más de 9 años hace

Resuelto

determine the sum of the squares
if x = 4, the solution will be: y = 1^2+2^2+3^2+4^2=1+4+9+16 = 30.

más de 9 años hace

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Kinetic Energy
Given mass, m, and kinetic energy, KE, find the velocity of the object.

más de 9 años hace

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true or false
if the matrix has a zero, return true. else, return false

más de 9 años hace

Resuelto

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

más de 9 años hace

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Sum positive elements of matrix.
Calculate sum of positive elements of the matrix.

más de 9 años hace

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Change matrix to vector2
From x = 4 3 5 1 5 1 To y = 4 3 5 1 ...

más de 9 años hace

Resuelto

Basic commands - Least common multiple
Make a function which will return least common multiple of "a" and "b" Example: a=8; b=6; y=24;

más de 9 años hace