Community Profile Ramon Villamangca

Last seen: Today Active since 2018

Learner and Math Enthusiast

Programming Languages:
C++, C, Javascript, MATLAB, Assembly
Spoken Languages:
English

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Sum of two number using (regexp, varargin) comand?
Sum two number a &b and get there result in c using the rexp and varargin comand.

circa 2 ore ago

Problem

Easy Sequences 65: Fractional Part of Square Roots
The fractional part function of a positive real number , denoted as , is defined as: , where , is the 'floor' of . Thus, , and ...

circa 6 ore ago | 0 | 0 solvers

Solved

Negation the hard way
Write a function that has the following property: f(f(x)) = -x for any numeric array x. Note that there is no restriction on ...

circa 23 ore ago

Solved

Create a function that returns an array P the same size as X and Y containing the element-by-element, four-quadrant inverse tang...

circa 24 ore ago

Solved

String Delimination and Outputting
In this problem, take an incoming string and deliminate the string based on spaces. Output the first string in between the space...

1 giorno ago

Solved

Matrix Ax=B problem
Take a incoming A and B vector, and solve for x

1 giorno ago

Solved

Matrix Generation from Vector Multiplication
Output the matrix generated from multiplying two vectors together

1 giorno ago

Solved

Calculate the values of a polynomial.
Calculate the values of a polynomial.Input parameter p - vector of polynomial coefficients, x - matrix of the argument values. ...

1 giorno ago

Solved

Find index of a string in a cell array
Write a function that finds the index at which the cell array of strings C contains the exact string S. So if C = {'twe...

1 giorno ago

Solved

Vector indexing: lower than mean
Find all values in a vector lower than the mean of the vector

1 giorno ago

Solved

Resizing Matrices
Take an 4x3 matrix, and resize it to a 2x6 matrix

1 giorno ago

Solved

Back to basics 24 - Symbolic variables
Covering some basic topics I haven't seen elsewhere on Cody. Given a string algebraic expression, return the symbolic variables...

1 giorno ago

Solved

System of Linear Equations

1 giorno ago

Solved

Falling on the Moon.

1 giorno ago

Solved

Count photos
Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total nu...

1 giorno ago

Solved

An n-sided regular polygon is drawn within a circle whose radius is 'r', what will be the area of the polygon?
area of a polygon is p*a/2. where, p is the perimeter and a is the apothem i.e. the normal distance from center to any of the si...

1 giorno ago

Solved

Calculate feeling temperature before climbing a mountain
I sometimes climb a mountain. As is well known, when the altitude becomes 100 (m) higher, the temperature lowers by 0.6 degrees...

1 giorno ago

Solved

Sales Tax

1 giorno ago

Solved

List the dopey numbers
If vile numbers have binary representations that end with an even number of zeros (even vile), then numbers with binary represe...

1 giorno ago

Problem

Easy Sequences 64: Base-14 Arithmetic Function
For an integer , the base-14 arithmetic function, , is defined as follows: Convert to base-14, using the letters '' for digits...

2 giorni ago | 0 | 0 solvers

Solved

Basic: fft
Calculate the value using fft

2 giorni ago

Solved

Volume of Cylindrical Shell

2 giorni ago

Solved

List the vile numbers
Evil numbers, the subject of Cody Problem 2733 have an even number of ones in their binary representations, whereas odious numbe...

2 giorni ago

Solved

Find a Prime Number
Find a prime number from a vector Example: [2 51 8 65 19] a = 51

2 giorni ago

Solved

Babylonian method
Calculate the square root of a given positive number a using the Babylonian method (https://en.wikipedia.org/wiki/Methods_of_co...

5 giorni ago

Solved

5 giorni ago

Solved

remove nans fast
There are several ways to locate and remove nans in a matrix, and return an 1d row vector. In this problem the challenge is ...

5 giorni ago

Solved

Given n, create n random numbers such that their standard deviation is also n.
Given n, create n random numbers such that their standard deviation is also n.

6 giorni ago

Problem

Easy Sequences 63: Base-63 Arithmetic Functions
In this exercise we are required to implement 7 basic 'unsigned integer' arithmetic functions in base-63: to63(x) - convert...

6 giorni ago | 0 | 1 solver