Gelöst

Convert a vector into numbers
Suppose a vector x = [ 1 2 4 7] is given. You have to convert this vector into string number y = '1247'. Examples x = [ 1...

fast 12 Jahre vor

Problem

Convert a vector into numbers
Suppose a vector x = [ 1 2 4 7] is given. You have to convert this vector into string number y = '1247'. Examples x = [ 1...

fast 12 Jahre vor | 1 | 215 Lösungsvorschläge

Gelöst

The rabbit problem
Someone discovered that rabbits reproduce at the rate of fibonnaci so you just input the number and it will print the fibonnaci ...

fast 12 Jahre vor

Gelöst

All capital?
Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0

fast 12 Jahre vor

Gelöst

Return 'on' or 'off'
When the input is true, return 'on', otherwise, return 'off'.

fast 12 Jahre vor

Gelöst

Try 1.5.4: Celsius to Fahrenheit
Write a program to convert an input given in Celsius to Fahrenheit. Examples: Input celsiusValue = 100 Output fahrValu...

fast 12 Jahre vor

Gelöst

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...

fast 12 Jahre vor

Gelöst

The Answer to Life, the Universe, and Everything
A variation of a previous Hitchhiker's Guide to the Galaxy problem. *Inputs:* Life, the Universe, and Everything *Output:*...

fast 12 Jahre vor

Gelöst

Make a 1 hot vector
Make a vector of length _N_ that consists of all zeros except at index _k_, where it has the value 1. Example: Input ...

fast 12 Jahre vor

Gelöst

Magic!
Check whether the input matrix is a normal magic square: <http://en.wikipedia.org/wiki/Magic_square> Output the logical va...

fast 12 Jahre vor

Gelöst

Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

fast 12 Jahre vor

Gelöst

Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

fast 12 Jahre vor

Gelöst

Back to basics 8 - Matrix Diagonals
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector of numbers, output a square array with the...

fast 12 Jahre vor

Gelöst

Multielement indexing of a row array
The row array birthRateChina stores the China birth rate (per 1000 people) for years 2000 to 2012. Write a statement that create...

fast 12 Jahre vor

Gelöst

Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...

fast 12 Jahre vor

Gelöst

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...

fast 12 Jahre vor

Gelöst

Pizza value using expression with parentheses
Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...

fast 12 Jahre vor

Gelöst

Create a two dimensional zero matrix
You have to create a zero matrix of size (mxn) whose inputs are m and n and the elements of your matrix should be zeros. Exam...

fast 12 Jahre vor

Gelöst

Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

fast 12 Jahre vor

Gelöst

Equal to their cube
Tell me three real numbers that are equal to their cubes?

fast 12 Jahre vor

Gelöst

Sum the numbers on the main diagonal
Sum the numbers on the main diagonal of an n-by-n matrix. For input: A = [1 2 4 3 6 2 2 4 7]...

fast 12 Jahre vor

Gelöst

Geometric series
Find the sum, given the first term t1, the common ratio r, and number of terms n. Examples If input t1=1, r=1, n=7 the...

fast 12 Jahre vor

Gelöst

Vectorize the digits of an Integer
Create a vector of length N for an integer of N digits. x=123045; x_vec=[1 2 3 0 4 5]; I happened upon a trick to do ...

fast 12 Jahre vor

Gelöst

Given a 4x4 matrix, swap the two middle columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

fast 12 Jahre vor

Gelöst

Reverse the Words (not letters) of a String
*Description* Change the words of a string such that the words appear in reverse order. You may assume that the string is a n...

fast 12 Jahre vor

Gelöst

Number of digits in an integer
Specifies how many digits in a given integer. Example: in=100 ==> out=3

fast 12 Jahre vor

Gelöst

Min of a Matrix
Return the minimum value in the given matrix.

fast 12 Jahre vor

Gelöst

Insert zeros into vector
Insert zeros after each elements in the vector. Number of zeros is specified as the input parameter. For example: x = [1 ...

fast 12 Jahre vor

Gelöst

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...

fast 12 Jahre vor

Gelöst

Replace May with April
For instance, if the input is input_str = 'The flowers may bloom in April'; then the output is output_str = 'The flo...

fast 12 Jahre vor