Marcel

Last seen: 1 year ago | Active since 2013

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11 Problems
519 Solutions

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4 years ago

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4 years ago

Submitted

Print cell array of strings to file
function to print a cell array of strings to a csv file. Inputs are a file identifier and array.

11 years ago | 1 download |

0.0 / 5

Solved

Split bread like the Pharaohs - Egyptian fractions and greedy algorithm
How would you split 5 loaves of bread among 8 people in all fairness? Get a hint from the Pharaohs. 5/8 = 4/8 + 1/8 , i.e. each ...

11 years ago

Problem

Simple Robotics 2 - End effector attitude
Given a structure as input to your function with the following fields: * robot.links(L1,L2,L3) * robot.jointangles(alfa1,alfa2...

11 years ago | 0 | 5 solvers

Solved

Woodall number
Test whether the input is a Woodall number: <http://en.wikipedia.org/wiki/Woodall_number> _Please do not cheat by simply chec...

11 years ago

Solved

Simple Robotics 2 - End effector attitude
Given a structure as input to your function with the following fields: * robot.links(L1,L2,L3) * robot.jointangles(alfa1,alfa2...

11 years ago

Solved

Find matching parenthesis
One of the most indispensable things about a great text editor for programming is the ability to quickly jump between matching p...

11 years ago

Solved

convert decimal to base X
Convert numbers from base 10 to the base X. X is specified as an argument. Here is my code, but I have a problem. It doesn't ...

11 years ago

Solved

construct matrix with identical rows
Input a row vector such as x=1:10. Now we need to construct a matrix with L rows,of which every row vector is a copy of x. E...

11 years ago

Solved

Next Higher Power of B
|Given a number _n_ and a base _B_ greater than 1, return the lowest integer power of _B_ that is greater than or equal to _n_. ...

11 years ago

Problem

Simple Robotics 1: On track?
As a small extension to problem: <http://www.mathworks.com/matlabcentral/cody/problems/2100-distance-to-a-straight-line-2d-give...

11 years ago | 1 | 7 solvers

Problem

Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

11 years ago | 20 | 4787 solvers

Solved

Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

11 years ago

Solved

Einsteinium-253 decay
Radioactive Einsteinium-253 has a half-life of 1,768,608 seconds. Given 1000mg of Einsteinium-253 at t=0 days, how much is lef...

11 years ago

Solved

Sophie Germain prime
In number theory, a prime number p is a *Sophie Germain prime* if 2p + 1 is also prime. For example, 23 is a Sophie Germain prim...

11 years ago

Solved

Twins in a Window
<http://en.wikipedia.org/wiki/Twin_primes Twin primes> are prime numbers that differ by 2, such as [11,13] or [41,43]. Write a f...

11 years ago

Solved

Generate a string like abbcccddddeeeee
This is the string version of Problem 1035. <http://www.mathworks.com/matlabcentral/cody/problems/1035-generate-a-vector-like-1-...

11 years ago

Solved

Sort numbers by outside digits
Sort the array so that they are sorted as if their value was a 5 digit number made from the first three and last two digits of t...

11 years ago

Solved

Fill a zeros matrix
The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...

11 years ago

Solved

Test if a Number is a Palindrome without using any String Operations
*Description* Given an integer _X_, determine if it is a palindrome number. That is, _X_ is equal to the _X_ with the digits ...

11 years ago

Solved

Simple Robotics 1: On track?
As a small extension to problem: <http://www.mathworks.com/matlabcentral/cody/problems/2100-distance-to-a-straight-line-2d-give...

11 years ago

Problem

distance to a straight line (2D) given any 2 distinct points on this straight line
Given 2 points P1,P2 on a straight line and a 3rd point, determine the distance of the 3rd point to the straight line. Your answ...

11 years ago | 3 | 51 solvers

Solved

11 years ago

Solved

Perfect Square or not
find Given input x is perfect square or not,if yes then output y=1.else y=0

11 years ago

Solved

Is it an Armstrong number?
An Armstrong number of three digits is an integer such that the sum of the cubes of its digits is equal to the number itself. Fo...

11 years ago

Solved

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...

11 years ago

Solved

Sum of first n terms of a harmonic progression
Given inputs a, d and n, return the sum of the first n terms of the harmonic progression a, a/(1+d), a/(1+2d), a/(1+3d),....

11 years ago

Solved

Vectorizing, too easy or too hard?
Please insert a . before any ^, * or / in the string. That's it!!

11 years ago

Solved

Solve the set of simultaneous linear equations
Given this pair of simultaneous linear equations: 2x + 3y = 23 3x + 4y = 32 Find the solution set (x,y)

11 years ago