Matteo Lo Preti
Last seen: 2일 전
111 2020 이후 총 참여 횟수
Matteo Lo Preti's 배지
3 of your answers have been accepted
Awarded to Matteo Lo Preti on 04 Oct 2020
Like a problem or solution
Awarded to Matteo Lo Preti on 04 Oct 2020
Provide your first answer ever to someone else's question
Awarded to Matteo Lo Preti on 04 Oct 2020
Create a problem
Awarded to Matteo Lo Preti on 04 Oct 2020
Solve all the problems in CUP Challenge
Awarded to Matteo Lo Preti on 04 Oct 2020
Solve all the problems in Introduction to MATLAB problem group
Awarded to Matteo Lo Preti on 02 Oct 2020
Publish your first submission
Awarded to Matteo Lo Preti on 21 Jun 2020
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Awarded to Matteo Lo Preti on 07 May 2020
Solve a problem for the first time
Awarded to Matteo Lo Preti on 07 May 2020
해결됨
Predicting life and death of a memory-less light bulb
*💡 💡 💡 💡 💡 💡 💡 💡 💡 💡 💡 💡 💡 💡 &...
4달 전
해결됨
Basic electricity in a dry situation
⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ ⚡ &#...
4달 전
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A Simple Tide Gauge with MATLAB
*∿ ∿ ∿ ∿ ∿ ∿ ∿ ∿* You are standing in a few inches of sea water on a beach. You a...
4달 전
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Van Eck's Sequence's nth member
Return the Van Eck's Sequence's nth member. For detailed info : <http://oeis.org/A181391 OEIS link> and <https://www.theguard...
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Find the nearest prime number
Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...
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Octoberfest festival
A group of students decided to visit Octoberfest festival. First they ordered one beer, then after half-hour they taken one more...
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Write c^3 as sum of two squares a^2+b^2
write c^3 as sum of two squares a^2+b^2. a and b must be integer and greater than zero. For example 5^3 = 2^2 + 11^2 5...
4달 전
해결됨
Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...
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Polarisation
You have n polarising filters stacked one on top of another, and you know each axis angle. How much light gets passed through th...
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Extra safe primes
Did you know that the number 5 is the first safe prime? A safe prime is a prime number that can be expressed as 2p+1, where p is...
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Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...
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Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Submit your answer to this problem a multiple of 5 seconds after the hour. Your answer is irrelevant; the only thing that matte...
4달 전
해결됨
Energy of a photon
*⚛ ☢ ⚛ ☢ ⚛ ☢ ⚛* Given the frequency F of a photon in giga hertz. Find energy E of this...
4달 전
해결됨
Consecutive Equation Times (of the day)
Many times throughout the day can represent mathematical equations. In this problem, we focus on the largest consecutive run of ...
4달 전
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Equation Times (of the day)
Many times throughout the day can represent mathematical equations. In this problem, we focus on times that include the four bas...
4달 전
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Power Times (of the day)
Many times throughout the day can represent mathematical equations. In this problem, we focus on times that represent powers. Fo...
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Bit calculation
Give me the count of numbers from 1 to n having their last two bits as 0. For example function y = ret_count(4) y = x...
4달 전
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Mysterious digits operation (easy)
What is this digit operation? 0 -> 0 1 -> 9 121 -> 9 44 -> 6 15 -> 5 1243 -> 7 ...
4달 전
답변 있음
How can I solve the following derative problem in Matlab ?
Hi Vuqar, You can solve the derivative problem with the diff function, and then apply the simplify function. syms x y = (x^2...
How can I solve the following derative problem in Matlab ?
Hi Vuqar, You can solve the derivative problem with the diff function, and then apply the simplify function. syms x y = (x^2...
4달 전 | 0
| 수락됨
답변 있음
multiple functions within one script
Hi Nora, You can have a function as input of another one, like this out = min_bisect(fun, a, b) In the main call, use the pass...
multiple functions within one script
Hi Nora, You can have a function as input of another one, like this out = min_bisect(fun, a, b) In the main call, use the pass...
4달 전 | 0
| 수락됨
답변 있음
creatting a polygon in matlab
x = linspace(0,30,50); y = 10+1*exp((-(x-15).^2)/10); x = [30 30 0 x]; y = [10 0 0 y]; warning('off', 'MATLAB:polyshape:rep...
creatting a polygon in matlab
x = linspace(0,30,50); y = 10+1*exp((-(x-15).^2)/10); x = [30 30 0 x]; y = [10 0 0 y]; warning('off', 'MATLAB:polyshape:rep...
4달 전 | 0
| 수락됨
해결됨
Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...
4달 전
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Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<https://imgur...
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Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...
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해결됨
Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...
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해결됨
Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...
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Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<https://i.imgur.com/jlZDHhq.png>> Image courtesy of <http://up...
4달 전
해결됨
Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<https://imgur.com/x6hT6mm.png>> ...
4달 전
해결됨
Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...
4달 전
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