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Submitted

Tupper's self-referential formula

solve the special N in Tuppers' formula, if the image provided.

oltre 5 anni ago | 1 download |

Solved

Make one big string out of two smaller strings

If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

oltre 6 anni ago

Solved

Number of 1s in the Binary Representation of a Number

*Description* Return the number of 1s in the (unsigned integer) binary representation of a number. This function should be ab...

oltre 6 anni ago

Solved

Count photos

Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total nu...

oltre 6 anni ago

Solved

Find the largest value in the 3D matrix

Given a 3D matrix, A, find the largest value. E.g. >> A = 1:9; >> A=reshape(A,[3 1 3]); >> islargest(A) ans = 9

oltre 6 anni ago

Solved

Back to basics 7 - Equal NaNs

Covering some basic topics I haven't seen elsewhere on Cody. Given 2 input variables, output true if they are equal, false ot...

oltre 6 anni ago

Solved

Number of Horns on a unicorn!

Calculate the number of horns on a *unicorn*! And I'm talking about a unicorn with not more than one horn on it!

oltre 6 anni ago

Solved

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...

oltre 6 anni ago

Solved

Counting in Finnish

Sort a vector of single digit whole numbers alphabetically by their name, in Finnish. See the Wikipedia page for <http://en.wik...

oltre 6 anni ago

Solved

Clean the List of Names

Given a list of names in a cell array, remove any duplications that result from different capitalizations of the same string. So...

oltre 6 anni ago

Solved

Rotate a Matrix

Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

oltre 6 anni ago

Solved

Duplicate each element of a vector.

for an n-dimensional vector x, the function should return another vector 2n-dimension which each element is repeated twice. Ex...

oltre 6 anni ago

Solved

Alphabetize by last name

Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

oltre 6 anni ago

Solved

Rotate a Matrix by 90 degrees

Rotate a Matrix by 90 degrees Example: If the input is: X = 1 2 3 4 5 6 7 8 9 ...

oltre 6 anni ago

Solved

give nth decimal place of pi

max 15th place after the decimal point is ok for now

oltre 6 anni ago

Solved

Whether the input is vector?

Given the input x, return 1 if x is vector or else 0.

oltre 6 anni ago

Solved

Back to basics 12 - Input Arguments

Covering some basic topics I haven't seen elsewhere on Cody. Return a value equal to the number of input arguments to the fun...

oltre 6 anni ago

Solved

Circle area using pi

Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

oltre 6 anni ago

Solved

Compute a dot product of two vectors x and y

x and y are input vectors, d is a number and contains their dot product

oltre 6 anni ago

Solved

Tell me the slope

Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

oltre 6 anni ago

Solved

Who knows the last digit of pi?

There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

oltre 6 anni ago

Solved

Multiply a column by a row

* Given a column vector C and and a row vector R. * Output a matrix M. * Every column of M equals to C multiplied by correspon...

oltre 6 anni ago

Solved

Convert a vector into a number

This is a sub problem related to this problem: <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition>...

oltre 6 anni ago

Solved

Back to basics 10 - Max Float

Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive floating-point number MATLAB can han...

oltre 6 anni ago

Solved

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 ...

oltre 6 anni ago

Solved

Determine Whether an array is empty

Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

oltre 6 anni ago

Solved

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...

oltre 6 anni ago

Solved

Find out the best cricketer

Irrespective of input, return Sachin Tendulkar as a output

oltre 6 anni ago