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Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...
fast 6 Jahre vor
Gelöst
Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...
fast 6 Jahre vor
Gelöst
Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.
fast 6 Jahre vor
Gelöst
Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...
fast 6 Jahre vor
Gelöst
Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...
fast 6 Jahre vor
Gelöst
Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.
fast 6 Jahre vor
Gelöst
Get the length of a given vector
Given a vector x, the output y should equal the length of x.
fast 6 Jahre vor
Gelöst
All capital?
Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0
fast 7 Jahre vor
Gelöst
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: Inpu...
fast 7 Jahre vor
Gelöst
Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...
fast 7 Jahre vor
Gelöst
Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...
fast 7 Jahre vor
Gelöst
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
fast 7 Jahre vor
Gelöst
What time can I drive after drinking?
At T o'clock, after a hard day of Matlab, I immediately start drinking and treat myself to N pints of tasty beer. Each beer I dr...
fast 7 Jahre vor
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Counting Sequence
Given a vector x, find the "counting sequence" y. A counting sequence is formed by "counting" the entries in a given sequence...
fast 7 Jahre vor
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What is Sum Of all elements of Matrix
Given the matrix x, return the sum of all elements of matrix. Example: Input x = [ 1 2 0 0 0 0 6 9 3 3 ] ...
fast 7 Jahre vor
Gelöst
Mode
Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...
fast 7 Jahre vor
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Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...
fast 7 Jahre vor
Gelöst
Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...
fast 7 Jahre vor
Gelöst
Interpolator
You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...
fast 7 Jahre vor
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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...
fast 7 Jahre vor
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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...
fast 7 Jahre vor
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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.
fast 7 Jahre vor
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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
fast 7 Jahre vor
Gelöst
Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
fast 7 Jahre vor
