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Philippe S.


Last seen: 3 dagar ago
115 total contributions since 2018

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Solved


Find max
Find the maximum value of a given vector or matrix.

3 dagar 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 ...

3 dagar ago

Solved


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...

3 dagar ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

3 dagar ago

Solved


Word Counting and Indexing
You are given a list of strings, each being a list of words divided by spaces. Break the strings into words, then return a maste...

10 månader ago

Solved


Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

12 månader ago

Solved


The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

12 månader ago

Solved


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.

12 månader ago

Solved


Vector pop
Take |n| elements from the end of the vector |v| and return both the shorten vector |v| and the |n| elements in a separate vecto...

mer än ett år ago

Solved


Find the starting index of a consecutive condition
Given a logical vector |v|, and a positive integer |n|, return the smallest index |i| that satisfies: all( v(i : i+n-1) ) =...

mer än ett år ago

Solved


Is my wife right?
Regardless of input, output the string 'yes'.

mer än 2 år ago

Solved


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

mer än 2 år ago

Solved


Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

mer än 2 år ago

Solved


Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

mer än 2 år ago

Solved


Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

mer än 2 år ago

Solved


Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...

mer än 2 år ago

Solved


Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...

mer än 2 år ago

Solved


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...

mer än 2 år ago

Solved


Find relatively common elements in matrix rows
You want to find all elements that exist in greater than 50% of the rows in the matrix. For example, given A = 1 2 3 5 ...

mer än 2 år ago

Solved


Return a list sorted by number of occurrences
Given a vector x, return a vector y of the unique values in x sorted by the number of occurrences in x. Ties are resolved by a ...

mer än 2 år ago

Solved


Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

mer än 2 år ago

Solved


Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...

mer än 2 år ago

Solved


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...

mer än 2 år ago

Solved


Remove all the words that end with "ain"
Given the string s1, return the string s2 with the target characters removed. For example, given s1 = 'the main event' your ...

mer än 2 år ago

Solved


Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

mer än 2 år ago

Solved


Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

mer än 2 år ago

Solved


Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

mer än 2 år ago

Solved


Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...

mer än 2 år ago

Solved


Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

mer än 2 år ago

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

mer än 2 år ago

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