minnolina

Université de Toulon

Last seen: 5 months ago | Active since 2020

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Programming Languages:
Python
Spoken Languages:
French, Italian
Pronouns:
She/her

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54 Problems
2863 Solutions

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Solved

Conditional transpose
You're given two vectors of the same length, x and y, which might be row or a column vectors. Your task is to ensure that y has ...

7 months ago

Solved

Absolute Value of the Product of Complex Numbers
Find the absolute value (modulus) of the product of two complex numbers given by a + bi and c + di.

7 months ago

Solved

Function minimization - beat fminbnd!
Matlab's fminbnd function finds a minimizer of a function within an interval. If often gets stuck in local minima. Can you do...

7 months ago

Solved

How Many Months Until It's Today Again?
Given a particular date, calculate how many months must pass before that same day of the month occurs on the same day of the wee...

7 months ago

Solved

What time can I drive after drinking?
At T o'clock, after a hard day of Matlab, I immediately start drinking and treat myself to N pints of tasty beer. Each beer I dr...

7 months ago

Solved

What is the current time in Darwin, Australia?
Traders need to track exchange calendars and trading hours in detail, and account for time zone differences and daylight savings...

7 months ago

Solved

Datetime basics
Generate the datetime scalar representing the current date

7 months ago

Solved

Kaprekar Steps
6174 is the Kaprekar constant. All natural numbers less than 10,000 (except some with same digits) can be reduced to 6174 in the...

7 months ago

Solved

Elapsed Time
Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...

7 months ago

Solved

Percentage profit:4
If a shopkeeper is selling W gram of salt in 1 dollar he will face r% loss. How much salt he should sell in grams to make r% pro...

7 months ago

Solved

Reepeating numbers in array
Repeating numbers in array In = [1 0 0 0 2 0 0 0 3 0 0 0 0 0 5 0 0 0 0]. Out = [1 1 1 1 2 2 2 2 3 3 3 3 3 3 5 5 5 5 5].

7 months ago

Solved

Find the standard deviation of an array
given an array, find it's standard deviation without using the std() function. Use sample formula (n-1) for standard deviation a...

7 months ago

Solved

How many palindromes?
* Given a set of letters, count all possible palindromes, using all of those letters. * For example, if the set is {'A' 'A' 'A'...

7 months ago

Solved

Find the closest geyser prime
My wife and I celebrated our honeymoon and our recent anniversary in Yellowstone and Grand Teton National Parks. After returning...

7 months ago

Solved

Organic Chemistry
Determine the names of the organic component formed with carbon and hydrogen. For example, if n=1 the name is methane

7 months ago

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Euclidean inter-point distance matrix
The Euclidean distance between two points in a p-dimensional space is a really common thing to compute in the field of computati...

7 months ago

Solved

Are you more familiar with iteration methods or Linear Algebra? Let's see together.
Given a sum result *_x_* value of a *_N_* number of addends, build an array of _*N*_ elements _*y*_ such that the following equa...

7 months ago

Solved

The Deadly Sin
Melvyn and Banner are fighting over chocolates. Melvyn has X chocolates, while Banner has Y. Whoever has a lesser number of choc...

7 months ago

Solved

Diagonal Product of A Square Matrix
For a matrix A, calculate the product of its diagonal elements. * Assume all input matrices are square & corresponding element...

7 months ago

Solved

Sum All Positive Elements
Output a scalar that is equal to the sum of all positive elements in a given vector/matrix. For Example: The sum of all positi...

7 months ago

Solved

Reverse a string
Return a string with the characters in reverse order from a given input string Ex: my_str = "Ciao" function should output "...

7 months ago

Solved

Convert RGB to Grayscale
Convert a 3 element RGB array to its correspoding grayscale pixel (a scalar) *Hint: a formula exists!

7 months ago

Solved

Palindrome Checker
Check to see if a given string is a palindrome (a word, phrase, or sequence that reads the same backward as forward). Output sh...

7 months ago

Solved

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 ...

7 months ago

Solved

Check if is a square
Given four coordinates, write a function to check if they form a square on the XY plane.

7 months ago

Solved

continuous compounding
what's the present value of having 100 dollars after n years given a continuously compounded rate i ? keep only 2 decimals pleas...

8 months ago

Solved

Find the function
Given a set of point (x,y) and the coordinate x of a new point, find the y value of new point.

8 months ago

Solved

Convert a vector to a lower triangular matrix
I now have a row vector and I want to convert it to a lower trilangular matrix. The rows of the lower trilangular matrix have t...

8 months ago

Solved

Dealing with correlation results!
In this problem we would like to transform correlation coefficient MATRIX to a VECTOR which includes only unique elements of coe...

8 months ago

Solved

Count digits
Count total number of digits from 1 to n. * n=13 * output=17 since from [1-9] total 9 digits.[10-13] total 4*2=8 digits.

8 months ago