Karl Ezra Pilario
University of the Philippines - Diliman
Associate Professor, University of the Philippines - Diliman, Department of Chemical Engineering. Research Interests: process data analytics, process systems engineering, machine learning.
MATLAB
Spoken Languages:
English
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Solve all the problems in Strings II
Awarded to Karl Ezra Pilario on 09 Jun 2021
Solve all the problems in Magic Numbers II
Awarded to Karl Ezra Pilario on 27 Jan 2021
Your submissions were downloaded 100 or more times in a month
Awarded to Karl Ezra Pilario on 01 Nov 2019
Publish your first review
Awarded to Karl Ezra Pilario on 09 Oct 2019
Receive 25 likes on a problem you have created
Awarded to Karl Ezra Pilario on 13 Oct 2020
Obtain 50 solvers for a problem you have created
Awarded to Karl Ezra Pilario on 05 Sep 2020
Obtained 200 Solvers for the group created
Awarded to Karl Ezra Pilario on 31 Aug 2020
Solve all the problems in Indexing V
Awarded to Karl Ezra Pilario on 06 Jun 2020
Solve all the problems in Indexing IV problem group
Awarded to Karl Ezra Pilario on 02 Jun 2020
Solve all the problems in Strings I
Awarded to Karl Ezra Pilario on 01 Jun 2020
Solve all the problems in Matrix Manipulation III
Awarded to Karl Ezra Pilario on 28 May 2020
Solve all the problems in Matrix Patterns III problem group
Awarded to Karl Ezra Pilario on 14 May 2020
Content Feed
Solved
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
5 days ago
Submitted
Tutorial: Genetic Algorithm and Particle Swarm Optimization
GA and PSO: Code with comments for understanding the algorithms.
1 month ago | 25 downloads |
Solved
Number Puzzles - 003
Find six non-zero integers a, b, c, d, e, and f which satisfy the following equations: All six integers must be different. Th...
3 months ago
Solved
Number Puzzles - 004
Give an example of three distinct numbers greater than 10 whose both product and sum are palindromes. The answer is not unique a...
3 months ago
Solved
Mean number of letters per word (Easy)
Given a character array, s, representing a sentence, return a, the arithmetic mean of the number of letters per word in the give...
3 months ago
Solved
Draw the symbol '+'
Draw '+' in an x-by-x matrix (where x is odd and x >3) Example: x = 5 y = [0 0 1 0 0 0 0 1 0 0 1 1 1 1 1 0 ...
3 months ago
Solved
Add the number of horizontal and vertical movements to each matrix element
Given n, create a square matrix and with element (1,1) = 1, add 1 to each element for each horitizonal and vertical movement. E...
3 months ago
Solved
Area of a regular hexagon
Given the length of a side of a regular hexagon, return its area rounded to two decimal places.
3 months ago
Solved
Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...
3 months ago
Solved
what's my tax amount this year ?
given an annual salary x and a tax rate i calculate the amount that you have to pay.Example x = 70000; i=.10 y_correc...
4 months ago
Solved
Height of a 3D Pyramid
If a pyramid is made with one(1). What will be the height of the pyramid of square shaped base(n*n)? where input is n.
4 months ago
Solved
Pairwise column flip
Given matrix *M_in*, flip every pair of columns. So if *M_in* is 1 2 3 4 1 2 3 4 then *M_out* is 2 1 4 3 2 1 4 3 ...
4 months ago
Solved
Total resistance of a network of resistors in series and parallel
What is the total resistance of a network of resistors in series and in parallel? A matrix R contains the resistances (in Ohm) ...
4 months ago
Solved
Find the summation, mean, median, mode and standard deviation of a given array.
An array is given. Find out the summation, mean, median, mode and standard deviation of a given array. If x=[1,2,2,3,3,3,4,4,4,...
4 months ago
Solved
Total resistance of resistors in parallel
What is the total resistance of a number of resistors in parallel? A vector R contains the resistances (in Ohm) of n resistors,...
4 months ago
Solved
Total resistance of resistors in series
What is the total resistance of a number of resistors in series? A vector R contains the resistances (in Ohm) of n resistors, w...
4 months ago
Solved
Guess the Coefficients!
Given a polynomial _p_ known to have positive integer coefficients, deduce the values of the coefficients. For example: ...
5 months ago
Solved
Summing Rows and Columns
Create a matrix y of size (n+1) whose last column's elements are the summation of the elements of all the other columns and last...
5 months ago
Solved
Draw 'P' !!!
Draw a n by n matrix 'P' using 0s and 1s. (n is odd and greater than 4) if n=5 , then the output will be [1 1 1 1 1 1 0 0 0...
5 months ago
Solved
Find a Prime Number
Find a prime number from a vector Example: [2 51 8 65 19] a = 51
5 months ago
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