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Get the elements of diagonal and antidiagonal for any m-by-n matrix

In the problem <http://www.mathworks.com/matlabcentral/cody/problems/858-permute-diagonal-and-antidiagonal Problem 858. Permute ...

2 years ago

Solved

Construct an index vector from two input vectors in vectorized fashion

Create an index vector defined by two input vectors, one defining the beginnings of one or more index ranges, and the other defi...

2 years ago

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Put two time series onto the same time basis

Use interpolation to align two time series onto the same time vector. This is a problem that comes up in <http://www.mathwork...

2 years ago

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Piecewise linear interpolation

Given an Mx2 vector and a row of M-1 integers, output a two column vector that linearly interpolates Y times between each succes...

2 years ago

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Project Euler: Problem 9, Pythagorean numbers

A Pythagorean triplet is a set of three natural numbers, a b c, for which, a^2 + b^2 = c^2 For example, 3^2 + 4^2 =...

2 years ago

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Project Euler: Problem 8, Find largest product in a large string of numbers

Find the greatest product of five consecutive digits in an n-digit number. 73167176531330624919225119674426574742355349194934...

2 years ago

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Project Euler: Problem 7, Nth prime

By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the Nth prime nu...

2 years ago

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Project Euler: Problem 4, Palindromic numbers

A palindromic number reads the same both ways. The largest palindrome made from the product of two 2-digit numbers is 9009 = 91 ...

2 years ago

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Project Euler: Problem 5, Smallest multiple

2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smalle...

2 years ago

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Project Euler: Problem 3, Largest prime factor

The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number being input, input might be ui...

2 years ago

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Converting binary to decimals

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

2 years ago

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Binary code (array)

Write a function which calculates the binary code of a number 'n' and gives the result as an array(vector). Example: Inpu...

2 years ago

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Relative ratio of "1" in binary number

Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...

2 years ago

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Find out sum and carry of Binary adder

Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

2 years ago

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There are 10 types of people in the world

Those who know binary, and those who don't. The number 2015 is a palindrome in binary (11111011111 to be exact) Given a year...

2 years ago

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Bit Reversal

Given an unsigned integer _x_, convert it to binary with _n_ bits, reverse the order of the bits, and convert it back to an inte...

2 years ago

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Convert given decimal number to binary number.

Convert given decimal number to binary number. Example x=10, then answer must be 1010.

2 years ago

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String Array Basics, Part 1: Convert Cell Array to String Array; No Missing Values

<http://www.mathworks.com/help/matlab/characters-and-strings.html String array> and cell array are two types of containers for s...

2 years ago

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Natural numbers in string form

Create a cell array of strings containing the first n natural numbers. _Slightly_ harder than it seems like it should be. Ex...

2 years ago

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Fix the last element of a cell array

Note: this is lifted directly from <http://www.mathworks.com/matlabcentral/answers/82825-puzzler-for-a-monday Puzzler for a Mond...

2 years ago

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Cell Counting: How Many Draws?

You are given a cell array containing information about a number of soccer games. Each cell contains one of the following: * ...

2 years ago

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Split a string into chunks of specified length

Given a string and a vector of integers, break the string into chunks whose lengths are given by the elements of the vector. Ex...

2 years ago

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Create a cell array out of a struct

Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

2 years ago

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Remove element(s) from cell array

You can easily remove an element (or a column in any dimension) from a normal matrix, but assigning that value (or range) empty....

2 years ago

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Convert a Cell Array into an Array

Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'

2 years ago

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Convert a numerical matrix into a cell array of strings

Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...

2 years ago

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Calculate the Levenshtein distance between two strings

This problem description is lifted from <http://en.wikipedia.org/wiki/Levenshtein_distance>. The Levenshtein distance betwee...

2 years ago

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Create a vector whose elements depend on the previous element

The idea is to create a vector A whose elements depend on the previous element : *A(i+1) = 2*A(i)+1* *2 Inputs*: - A : The...

2 years ago

Solved

Find state names that end with the letter A

Given a list of US states, remove all the states that end with the letter A. Example: Input s1 = 'Alabama Montana Nebras...

2 years ago

Solved

(Linear) Recurrence Equations - Generalised Fibonacci-like sequences

This problem is inspired by problems <http://uk.mathworks.com/matlabcentral/cody/problems/2187-generalized-fibonacci 2187>, <htt...

2 years ago