Karl Ezra Pilario
University of the Philippines - Diliman
Assistant Professor, University of the Philippines - Diliman, Department of Chemical Engineering. Research Interests: process data analytics, process systems engineering, machine learning.
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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 R2016b Feature Challenge
Awarded to Karl Ezra Pilario on 08 Jun 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
Solve all the problems in Magic Numbers II
Awarded to Karl Ezra Pilario on 27 Jan 2021
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
Content Feed
Solved
Draw matrix 'Swiss flag'( Euro 2020)
Draw a x-by-x matrix 'Swiss flag' using '0' and '1'.(x is odd and bigger than 4) Example x=5 ...
1 month ago
Solved
Draw a x-by-x matrix British flag (Euro 2020)
Draw a x-by-x matrix 'British flag' using '0' and '1'.(x is odd and bigger than 4) x = 5 answer = [0 0 1 0 0 ...
1 month ago
Solved
remove numbers from a string
check the given string for any numbers.in case one is found,remove it.but the two portions should be separated. if more than one...
1 month ago
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Draw a x-by-x matrix 'Denmark flag'(Euro(2020)
Draw a x-by-x matrix 'Denmark flag' using '4' and '1'.(x is odd and bigger than 4) Number 4: Caption S.Kjær and number 1: K.S...
1 month ago
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Matrix Indexing
Given a matrix A and scalars r,c,i, find the product of two elements, with the first element located at row r and column c (doub...
1 month ago
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balance vector
Given a non-empty vector x with integer elements. x shall be called balance vector if one can split the elements of x into two g...
1 month ago
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Map all the indices of an Array Indices into a Vector giving Index vs Row and Column
Create an array of the row and column values for the indices of an array. This is typically performed using [r c]=ind2sub(siz...
1 month ago
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Find the missing numbers.
Total *N* numbers are in the series of natural numbers ( *1,2,3,...,N* ). The input is an array (unsorted) of those natural num...
1 month ago
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The other half of the Fibonacci sequence
The <http://mathworld.wolfram.com/FibonacciNumber.html "Fibonacci sequence"> — F = [1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144,...
1 month ago
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The twelve days of Christmas
Traditionally there are twelve days of Christmas to celebrate ("Twelvetide"), typically starting with Christmas Day (25 December...
1 month ago
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short or buy ? take the opportunity
you had already calculated a theoretical stock value, now you checked in bloomberg the quoted price of that stock and you have t...
1 month ago
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Counting Squares
An algorithm starts with a single square and on each of its next iterations adds new squares all around the outside as shown bel...
1 month ago
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Calculate time taken by light to reach earth surface
We know the time(seconds) taken by light to reach surface of earth. What if the distance varies yearly or source of light moves ...
1 month ago
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Say type of roots in quadratic equation
Given the coefficients of a quadratic equation, write a function that gives the output y='RealDifferent' if the roots are real a...
1 month ago
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Alternating 1´s and 0´s in a matrix
Given an odd number n, write a function that creates a matrix y with dimension nxn alternating 1's and 0's, and starting with 1 ...
1 month ago
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Get the mean digit
Write a function that gives the mean digit (round towards nearest integer) of an input and positive number. For example: x ...
1 month ago
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Alternate list of elements
Write a function that combines two lists by alternating the elements, e.g. ['a','b','c'], ['1','2','3'] → 'a1b2c3'.
1 month ago
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Find argmax of a function
You are given vectors x and y (=f(x)). Return the element of x for which f(x) is maximized.
1 month ago
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Calculate the volume of a cone
Calculate the volume of a cone given an array containing one column of radii and one column of the height of the cone. * Reme...
1 month ago
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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...
1 month ago
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Distance Between Points
Being n the number of points (If n = 3 there would be 3 points: A, B and C). The distance between each pair of points increases...
1 month ago
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Find the area of a triangle having vertices (A,B), (C,D), and (E,F)
Find the area of a triangle using if we have the three vertices of the triangle
1 month ago
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Hoax Numbers
A Hoax Number (OEIS A019506) is defined as a composite number, whose sum of digits is equal to the sum of digits of its distinct...
1 month ago
