Community Profile

photo

Tim


Last seen: Today Actif depuis 2012

Statistics

  • Cody 5th Anniversary Finisher
  • Magic Numbers II Master
  • Famous
  • Computational Geometry II Master
  • Number Manipulation II Master
  • Computational Geometry IV Master
  • Number Manipulation I Master
  • Project Euler I
  • Introduction to MATLAB Master
  • Community Group Solver
  • Matrix Manipulation III Master
  • Matrix Manipulation II Master

Afficher les badges

Content Feed

Afficher par

A résolu


Sum the unitary divisors of a number
Cody Problems 1933 and 46898 deal with , the sum of divisors function. This problem deals with , the sum of unitary divisors fun...

4 jours il y a

A résolu


Count the unitary divisors of a number
Cody Problem 56738 asks for a list of the unitary divisors of a number. For this problem, write a function to count the unitary ...

4 jours il y a

A résolu


IQpuzzler Challenge #2: Find all possible solutions on an empty 4-by-5 board with 5 pieces, rotating and flipping pieces allowed
We are playing a simplified version of IQpuzzler, with a smaller board of 4-by-5 spaces and just 5 pieces, as shown in the pictu...

5 jours il y a

A résolu


Digits of Powers of 2
In Project Euler Problem #16, we are asked for sum of the digits of powers of 2. Here we will be asked for more than that. Give...

6 jours il y a

A résolu


List unitary divisors of a number
A unitary divisor of a number divides and satisfies gcd(,) = 1. For example, 9 is a unitary divisor of 18 because gcd(9,2) = ...

9 jours il y a

A résolu


IQpuzzler Challenge #1: Find all possible solutions with 2 pieces already on the board and fixed orientation of all other pieces
IQpuzzler is a one player board game. The 2D version provides a rectangular board with 5-by-11 spaces and 12 colored pieces (con...

12 jours il y a

A résolu


Acid-Base Chemistry: Which side of the reaction is more favorable?
In an Acid-Base reaction, there is always going to be an acid, a base, a conjugate acid, and a conjugate base. When provided wit...

12 jours il y a

A résolu


Just square the input
Square the number

18 jours il y a

A résolu


Is the number of 1s in a binary integer odd or even?
Your function should turn the input integers into binary form and count the number of 1s in the binary. If the number is odd, re...

19 jours il y a

A résolu


List numbers that are not in the Fibonacci sequence
In the list of 4797 Cody problems, 53 deal with or refer to the Fibonacci sequence.* What about the other numbers? Write a funct...

20 jours il y a

A résolu


List the nth term of Rozhenko’s inventory sequence
Consider a sequence constructed by repeated inventories. A new inventory begins each time a zero is encountered. The first few i...

21 jours il y a

A résolu


Number of odd and even elements within matrix
Input(m) - any matrix with integers Output(n) - n(1)=number of odd elements, n(2)=number of even elements Example: * m=...

24 jours il y a

A résolu


Prime Time
All you need to do here is submit your solution a prime number of seconds after the top of the hour. Any hour at all... Easy, ...

24 jours il y a

A résolu


Leftovers? Again?!
I am thinking of a positive number X. To determine what number I am thinking of, I will give you two 1xN vectors. The first ve...

26 jours il y a

A résolu


Multiply each matrix element by its row index and add its column index.
Return a matrix the same size as the input, multiply each element by its row index and add its column index. Example: x = [ 1 ...

30 jours il y a

A résolu


Cluster Partition
Given an array (row or column) of numbers, divide the array into consecutive positive/negative numbers. 0 is to be treated inde...

environ un mois il y a

A résolu


Create an arrow matrix
An arrow matrix is a square matrix that contains ones on the diagonal, the last column, and last row. ...

environ un mois il y a

A résolu


Canadian Conundrum
After succesfully completing the French Conundrum, you have decided to take a vacation. Your trip is amongst the mighty mountai...

environ un mois il y a

A résolu


French Conundrum
The French army is trapped, sorrounded in backwards direction (South and West directions) by enemy traps and ambushes. You are n...

environ un mois il y a

A résolu


Calculate the Distance to Source of Lightning
Lightning discharge heats air rapidly with lightning channels reaching temperatures of up to 50,000 degrees Fahrenheit (which is...

environ un mois il y a

A résolu


Determine if Input is Oddish or Evenish (Odd/Even Sum of Digits)
Given a positive integer n, determine whether n is "oddish" or "evenish" - that is, whether the sum of the digits of n is odd or...

environ un mois il y a

A résolu


Easy Sequences 78: Trailing Zeros of Factorial Numbers at any Base
Given an integer and a number base , write a function that calculates the number of trailing zeros of the factorial of when wr...

environ un mois il y a

A résolu


Create block matrix of integers (j+k-1) - Part II
Given m, n, p, and q, create an m-by-n matrix made up of submatrices, each sized p-by-q (if possible - the last row and column o...

environ un mois il y a

A résolu


Create block matrix of integers (j+k-1) - Part I
Given m, n, p, and q, create a matrix of m-by-n blocks (submatrices), each sized p-by-q. The elements of the (j,k)th block all h...

environ un mois il y a

A résolu


Triangle Coordinates
Given a natural number n, return two -element vectors, x and y, containing the coordinates of a triangular arrangement of points...

environ un mois il y a

A résolu


Dartboard Average II
A dartboard arranges the numbers 1 to 20 such that each value is typically flanked by quite different values - for example, 20 i...

environ un mois il y a

A résolu


Possible Rugby Scores
Given a natural number s (> 4), representing a rugby team's score, return an n-by-3 matrix representing all n possible combinati...

environ un mois il y a

A résolu


Dartboard Average I
A dartboard arranges the numbers 1 to 20 such that each value is typically flanked by quite different values - for example, 20 i...

environ un mois il y a

A résolu


Angle Between Analog Clock Hands
Given a datetime variable t, return the angle (in degrees) between the hour and minute hands of an analog clock at the time repr...

environ un mois il y a

A résolu


Identifying teenager
Suppose the age of a person is given. If he/she is a teenage, answer is 'yes'. Otherwise, the answer is 'no'.

environ un mois il y a

Charger plus