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ChrisR


Last seen: Today
3.104 total contributions since 2015

I teach courses in water resources and environmental fluid mechanics.

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  • Functions I Master
  • Divisible by x Master
  • Tiles Challenge Master
  • Matrix Patterns III Master
  • Strings I Master
  • Famous
  • Cody Problems in Japanese Master
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  • Magic Numbers II Master
  • Sequences And Series I Master
  • ASEE Challenge Master
  • Matrix Patterns II Master
  • Number Manipulation II Master
  • Indexing II Master
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Solved


You never ask a lady her age
Instead you ask her to multiply her age by 10, then subtract any of the first nine multiples of 9 (9,18,...,81), and tell you th...

circa 5 ore ago

Solved


Solve The Equation
The coefficients of a system of equations are given in two vectors, x1 and x2. Write a function to solve the equation and return...

circa 18 ore ago

Solved


Find The Difference
Vector x is given.calculate the difference between the biggest and the smallest number that we can create from elements of x. f...

circa 18 ore ago

Solved


Flip coins

1 giorno ago

Solved


Stress-Strain Properties - 6
The total energy absorbed by a material up to failure in a tensile test is termed the absorbed strain energy. With respect to th...

1 giorno ago

Solved


Remove the small words from a list of words.
Your job is to tidy up a list of words that appear in a string. The words are separated by one or more spaces. Remove all words ...

1 giorno ago

Solved


Size of this cup?
The given vector has diameter of the cup in mm sampled at micrometer increments in depth from top to bottom, need output in cc a...

1 giorno ago

Problem


Solve an ODE: equation A

3 giorni ago | 1 | 3 solvers

Solved


Simple spirometer - find your lung capacity from the number and size of soap bubbles in one breath
Assumed that each bubble has practically the same diameter d. Given total number n of bubbles. Find volume v of breath.

3 giorni ago

Solved


polar inertia
given locations of a set of unit masses on complex plane, find polar moment of inerta about the origin. for example output 4 if ...

3 giorni ago

Solved


How long until the weekend?
Write a function a that takes a date vector as an input and returns the number of hours until the weekend begins. The beginning...

3 giorni ago

Solved


Convert the matrix as -

3 giorni ago

Solved


Flip the matrix as -

3 giorni ago

Solved


Simple problem creating a function from an abstract specification.
MYSTERYFUNCTION3 This takes a vector of numbers v and computes a vector w such the w[i] is the average of v[i] and the previous...

3 giorni ago

Solved


bad colorimeter?
You have tested one good and one bad colorimeters with a colored solution at two path lengths of light and recorded transmittanc...

4 giorni ago

Problem


Iterate the sum of divisors and totient

4 giorni ago | 1 | 5 solvers

Solved


Put all numbers in a string inside square brackets
Examples: 'left3down2' -> 'left[3]down[2]' 'fiat500' -> 'fiat[500]'

5 giorni ago

Solved


substract the two numbers

5 giorni ago

Solved


Return exactly the same input

5 giorni ago

Solved


Multiply by 3

5 giorni ago

Solved


Add two numbers

5 giorni ago

Solved


Sqaure of a number

5 giorni ago

Solved


Inscribed circle in a triangle
A circle of radius r is inscribed in a triangle. In the figure, Ac=x and Bc=y. values of x & y are given. Find the ar...

5 giorni ago

Solved


Squares of odd numbers upto a given range
Find the squares of odd numbers upto a given range. If Given x=6 return y=(1^2,3^2,5^2) y=1,9,25 If Given x=5 retu...

5 giorni ago

Solved


Days until next NewYear ball drop
Given a date string in the form 'yyyy-mm-dd' or 'yyyy-mm-dd hh:mm:ss', calculate the number of *days* until the dropping of the ...

6 giorni ago

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