Community Profile # Jean-Marie Sainthillier

### Skinexigence

Last seen: 2 days ago Active since 2012

Spoken Languages:
English, French

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Solved

Area-01
Given the radius of the circle inscribed in a square, find the area that is not bounded by the circle but inside the square. ...

3 days ago

Solved

Create array of all Distances between two Sets of Points
This Challenge is a subsection of Martian Pranks based on Tim's efficient Distance calculation between sets of points. Given Po...

5 days ago

Solved

Generate a matrix as follows
write a Function that gives like the following for a random n: n=2 ans= [ 0 1 1 0] n=6 ans= [ 0 ...

5 days ago

Solved

Find the number of days in a given year
Given a year number (eg. 2000) as input, find how many days are there in the given year.

5 days ago

Solved

Play Outside In with primes

6 days ago

Solved

Identify prime words

7 days ago

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Determine whether a number is unprimeable
The number 204 is unprimeable because no single digit can be changed to make it prime. In contrast, the number 207 is not unprim...

7 days ago

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List the good primes

7 days ago

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List the dihedral primes

7 days ago

Solved

Ugly numbers - 02
Ugly numbers are those whose prime factors are 2, 3 or 5. find the nth ugly number. n.b. unlike the previous problem,trivi...

14 days ago

Solved

Ugly numbers - 03
For this case, a number is defined ugly if it has prime factors consisting of only elements of x. Find the nth ugly number. ...

14 days ago

Solved

Play PRIMEGAME

18 days ago

Solved

Determine whether a number is a prime self number
Integers can be classified as generated numbers or self numbers. A generated number is one that can be expressed as the sum of a...

19 days ago

Solved

Ugly numbers - 01
Ugly numbers are those whose prime factors are 2, 3 or 5. find the nth ugly number.

20 days ago

Solved

List Honaker primes
The number 131 is the 32nd prime number. It is a Honaker prime because the sum of its digits (1+3+1) equals the sum of the digit...

20 days ago

Solved

Palindromic Prime
Palindromic Prime is a prime number that is also a palindromic number. (Wiki, OEIS) If given a monotonic series (increment=1) ...

20 days ago

Solved

Find the index of elements in a string vector
In the vector of v, find the index of elements specified by a. v = ["Lion","Koara","Elephant","Snake","Dog","Cat","Camel"]; ...

22 days ago

Solved

Determina si el número es primo
Primero, antes que nada: ¿Qué es un número primo? Un número primo es cualquier número que solamente se puede dividir por 1 y ...

22 days ago

Solved

Sort Except Zeros
Sort the numbers in a vector. But the position of zeros should not be changed. Example: sort_except_zeros( [5 3 0 0 2 4] ) == [...

22 days ago

Solved

Tribonacci Sequence
Generate the tribonacci sequence upto n

22 days ago

Solved

Which Prime
Given two prime numbers, specify the relation between them i.e. - 'Twin Prime', 'Cousin Prime', 'Sexy Prime' or 'None'

23 days ago

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Alternate list of elements
Write a function that combines two lists by alternating the elements, e.g. ['a','b','c'], ['1','2','3'] → 'a1b2c3'.

23 days ago

Solved

Divisors

23 days ago

Solved

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 ...

25 days ago

Solved

The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

2 months ago