Isaac

Last seen: 7 days ago | Active since 2025

Followers: 0 Following: 0

Statistics

RANK
5,119
of 160,226

CONTRIBUTIONS
2 Problems
62 Solutions

SCORE
1,007

NUMBER OF BADGES
9

View badges

Feeds

Solved

Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

7 days ago

Solved

sum of non-primes
The sum of the non-primes no larger than 10 is 1+4+6+8+9+10=38 Find the sum of all the positive non-prime integers that do no...

7 days ago

Solved

subtract central cross
Given an n-by-n square matrix, where n is an odd number, return the matrix without the central row and the central column.

7 days ago

Solved

Nilpotent matrix
Check if matrix A is <http://mathworks.com/ nilpotent>.

7 days ago

Solved

surrounded matrix
With a given matrix A (size m x n) create a matrix B (size m+2 x n+2) so that the matrix A is surrounded by ones: A = [1 2 ...

7 days ago

Solved

Spherical Volume
Calculate the volume of a sphere.

7 days ago

Solved

Area of a Square
Given the length x of the side of a regular square, find the area of the square, A.

7 days ago

Solved

Given a number N, find the smallest prime P>N
Given a number N, find the smallest prime P greater than N. For example: If N=10 then P=11. If N=13 then P=17.

7 days ago

Solved

area of an annulus
Given the diameter d of the inner circle of the annulus. Given length z of a chord of the outer circle of the annulus. This chor...

7 days ago

Solved

Create a Multiplication table matrix...
Create a product table in this format: P = [ 1 2 3 4 5; 2 4 6 8 10; 3 6 9 12 15; 4 8 12 1...

7 days ago

Solved

Total energy

7 days ago

Solved

Potential energy calculation

7 days ago

Solved

Kinetic energy calculation

7 days ago

Solved

Laws of motion 1

7 days ago

Solved

Laws of motion 2

7 days ago

Solved

Laws of motion 3

7 days ago

Solved

Laws of motion 4
Given the initial velocity 'u', final velocity 'v' and acceleration 'a', find the distance travelled.

7 days ago

Solved

Laws of motion 5
Calculate the force is u are given mass and acceleration.

7 days ago

Solved

Laws of motion 6

7 days ago

Solved

Integer Division Without Remainder
Write a function that takes two positive integers, a and b, and returns the result of integer division (quotient) without remain...

9 days ago

Problem

Integer Division Without Remainder
Write a function that takes two positive integers, a and b, and returns the result of integer division (quotient) without remain...

9 days ago | 0 | 7 solvers

Problem

Prime Numbers
Write a function that takes a vector of numbers and returns the sum of all prime numbers in it.

9 days ago | 0 | 1 solver

Solved

String Logic 12
Examples: 'CAT' --> 'ACT' 'DOG' --> 'DGO' 'ROSY' --> 'ORSY' 'MOSTLY' --> 'LMOSTY'

9 days ago

Solved

String Logic 15
Examples: 'CAT' --> 'XZG' 'DOG' --> 'WLT' 'ROSY' --> 'ILHB' 'MOSTLY' --> 'NLHGOB'

9 days ago

Solved

String Logic 11
Examples: 'SUNDAY' --> 6 'MONDAY' --> 6 'TUESDAY' --> 7 'WEDNESDAY' --> 9 'THURSDAY' --> 8 'FRIDAY' --> 5 'SATURDAY' --...

9 days ago

Solved

Remove Lower Case Letters
Example MEMOry --> MEMO IMPlEMeNtATiON --> IMPEMNATON

9 days ago

Solved

Remove Upper Case Letters
Example Matlab --> atlab proBlem --> prolem Enter --> nter

9 days ago

Solved

Swap Characters of a Single Word
Description: In the given input word, convert the lower case to upper case and vice versa. A to a, a to A ... Example: 'Matl...

9 days ago

Solved

String Logic 7
Examples: 'CAT' --> 84 'DOG' --> 79 'ROSY' --> 89 'MATLAB' --> 84 'TRUST' --> 85 'MOSTLY' --> 89

9 days ago

Solved

String Logic 2
Example: ROSY --> HEIO TRUST --> JHKIJ MOSTLY --> CEIJBO

9 days ago