Gelöst

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...

12 Monate vor

Gelöst

Basic Quadratic Equation
Create the equation: y=(3x)^2+(5x)+35 and compute y for various values of x

12 Monate vor

Gelöst

Quadratic equation
given three inputs (a, b, c) for the equation a*x^2+b*x+c=0; return 1 if the roots are complex (non zero imaginary), and 0 if th...

12 Monate vor

Gelöst

Finding two missing number in 1 to n array
You are given an array of numbers from 1 to n with two missing numbers. Return the two missing numbers. Input: x=[5 2 0 1 ...

12 Monate vor

Gelöst

¡Busca el extremo!
Crea una función que calcule el extremo de una parábola (máximo o mínimo absoluto) cuyos datos son proporcionados por el usuario...

12 Monate vor

Gelöst

X plus binary inverted x
Given a n-bits number x, what is the sum of x to the binary inverted version of x? (this might be more simple than you think :-)...

12 Monate vor

Gelöst

Second smallest number
What is the second smallest number in x? example: x = [1 2 3 4 5 6 7 8 9] y = 2

12 Monate vor

Gelöst

Calculate the volume of the football

12 Monate vor

Gelöst

Minimum Maximum Sort Array
sort one array by put minimum value followed by maximum as follow a=[2 3 1 5] and the solution is y=[1 5 2 3 3 2 5 1];

12 Monate vor

Gelöst

How to permute given 3d matrix?
A(:,:,1)=[1 3] A(:,:,2)=[2 2] A(:,:,3)=[4 3] Change rows to columns and columns to rows, similar to transpose. Resul...

12 Monate vor

Gelöst

Previous Palindrome

12 Monate vor

Gelöst

Add Me To Death (Sum sum sum)
Given certain vector, sum of the input vector, get the sum of 2 adjacent numbers in the input, and sum of the output vector (wh...

12 Monate vor

Gelöst

Primes Checker
Given variable inputs Check if they are prime numbers

12 Monate vor

Gelöst

Avengers Assemble!
Given matrix with so many zeroes, trim those zeroes and output a matrix joining all nnz elements Example: input = [0 0 0 0 0; 0...

12 Monate vor

Gelöst

Create Truth Table of Size according to input
Create a Truth Table Example: n = 3 output = [0 0 0; 0 0 1; 0 1 0; 0 1 1; 1 0 0; 1 0 1; 1 1 0; 1 1 1]

12 Monate vor

Gelöst

Concatenated roots
Which is the value of this infinte concatenated roots? <<https://s27.postimg.org/i4hkin7xf/Code_Cogs_Eqn.gif>> Note: If ...

12 Monate vor

Gelöst

Compound interest - number e
A moneylender wants to receive his annual interest of 12% more frequently. If he receives his interest rate every six months,...

12 Monate vor

Gelöst

Isothermal Expansion
Given the initial pressure and volume of an ideal gas, calculate the new volume, given the new pressure. Hint: <https://en.wi...

12 Monate vor

Gelöst

Simple Interest : Calculate Future Value
Theorem : Simple Interest where; F : Future Value P : Present Value r : Annual simple interest rate (decimal) t : Time in...

12 Monate vor

Gelöst

edge detection
write a function that gives the indexes of rising or falling edge x is a vector (assume it contains always at least one eleme...

12 Monate vor

Gelöst

Angle between two vectors
Given 2 pairs of _cartesian co-ordinates_, determine the angle between the 2 vectors formed by the _points_ and the _origin_. An...

12 Monate vor

Gelöst

determine amount cookies left
started with 3 cookies and you never ate any how many are left

12 Monate vor

Gelöst

number of groups
In a classroom, *n* students work on a special project and the other students work in groups of five. If there are 18 students i...

12 Monate vor

Gelöst

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...

12 Monate vor

Gelöst

Number of o rderd pairs of integers (I,J) that can be formed.
Write a MATLAB function that calculates the number of ordered pairs of integers (I, J) that can be formed satisfying the condit...

12 Monate vor

Gelöst

Ordered pairs of integers (I, J).
Write a MATLAB function that calculates the number of ordered pairs of integers (I, J) that can be formed satisfying the conditi...

12 Monate vor

Gelöst

Calculate vowel / consonant ratio of a string
Given a string, calculate the ratio of vowels to consonants for example : x = 'This is a very good Day!' y = 7/11

12 Monate vor

Gelöst

Find the binary code
Given a sinusoidal signal, create a function that returns the binary code of a quantized value. The function takes the bit lengt...

12 Monate vor

Gelöst

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...

12 Monate vor

Gelöst

Monkey and the Peaches
A monkey picked a certain number of peaches on the first day. Each day, the monkey eats half of the remaining peaches plus one ...

12 Monate vor