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Ramon Villamangca


Last seen: Today Active since 2018

Learner and Math Enthusiast

Programming Languages:
C++, Java, Javascript, MATLAB, Ruby, Perl, Swift, Assembly
Spoken Languages:
English

Statistics

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  • Revival Level 1
  • First Answer
  • Cody 10th Anniversary 10-Day Streak
  • Matrix Patterns III Master
  • Sequences And Series III Master
  • Indexing I Master
  • Computational Geometry I Master
  • Famous
  • Cody Problems in Japanese Master
  • Indexing II Master
  • Functions I Master
  • Puzzler

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Solved


Odd row
Create a row 'y' with odd numbers where the potential maximum number is given by 'x' and the space between them by 'm'. The firs...

12 hours ago

Solved


Addition
Add the two numbers to equal 3

12 hours ago

Problem


Easy Sequences 83: Digits of Powers of 3
This problem is a simpler version of 'Easy Sequences 82: Digits of Powers of 2'. Given integers and , we are asked to return th...

2 days ago | 0 | 0 solvers

Solved


Longest Collatz Sequence
Inspired by Projet Euler n°14. The Collatz iterative sequence (See Cody problem n° 2103 and 211) is defined for the set of po...

4 days ago

Solved


Fill an array given a sum and array length values
Fill an array with random numbers so that their sum and array length will be equal to the given values as input. Function will ...

4 days ago

Solved


Convert float to base N
The matlab function dec2base converts a positive integer number to a specified base. Extend it so that it works with non intege...

4 days ago

Solved


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

5 days ago

Solved


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

5 days ago

Solved


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...

5 days ago

Problem


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 days ago | 0 | 3 solvers

Solved


That's some divisor you've got there...
Given a positive integer x, calculate the sum of all of the divisors of the number. Please include the number itself in your fi...

6 days ago

Solved


sum of vectors
sum of vectors

6 days ago

Solved


volume of a cone
create a program that allows us to calculate the volume of a cone using radius "r" and height "h"

6 days ago

Solved


volume of a cube
volume of a cube with "x" side

6 days ago

Solved


area of a circle
area of a circle with "r" as radius

6 days ago

Solved


area of a rectangle
area of a rectangle with base "b" and height "h"

6 days ago

Solved


area of a triangle
area of a triangle, given x as a side

6 days ago

Solved


area of a square
area of a square given x as a side

6 days ago

Solved


Compute the unitary totient of a number
The totient function , the subject of Cody Problems 656 and 50182, gives the number of integers smaller than that are relativel...

6 days ago

Solved


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...

6 days ago

Solved


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 ...

6 days ago

Solved


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) = ...

6 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 ...

8 days ago

Solved


Determine if a given input is even or odd?
Given an input, determine if even or odd.

8 days ago

Solved


Set some matrix elements to zero
First get the maximum of each *row*, and afterwards set all the other elements to zero. For example, this matrix: 1 2 3 ...

8 days ago

Solved


Permute diagonal and antidiagonal
Permute diagonal and antidiagonal For example [1 2 3;4 5 6;7 8 9] -> [3 2 1;4 5 6;9 8 7] WITHOUT diag function (and variable n...

8 days ago

Solved


Flip the main diagonal of a matrix
Given a n x n matrix, M, flip its main diagonal. Example: >> M=magic(5); >> flipDiagonal(M) 9 24 1 ...

9 days ago

Solved


Find the peak 3n+1 sequence value
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

9 days ago

Solved


Rotate input square matrix 90 degrees CCW without rot90
Rotate input matrix (which will be square) 90 degrees counter-clockwise without using rot90,flipud,fliplr, or flipdim (or eval)....

9 days ago

Solved


Make an awesome ramp for a tiny motorcycle stuntman
Okay, given a vector, say v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 3 6 9 11 0; 6 9 ...

10 days ago

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