Lenka Hanakova

Czech Technical University in Prague

Last seen: ongeveer 2 maanden ago | Active since 2022

Followers: 0 Following: 0

Researcher

Programming Languages:
C, C#, MATLAB, HTML, CSS, Arduino
Spoken Languages:
English

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1.678
of 161.859

CONTRIBUTIONS
1 Problem
108 Solutions

SCORE
1.549

NUMBER OF BADGES
10

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Solved

Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

meer dan een jaar ago

Solved

Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

meer dan een jaar ago

Solved

Create a vector
Create a vector from 0 to n by intervals of 2.

meer dan een jaar ago

Solved

Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

meer dan een jaar ago

Solved

Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

meer dan een jaar ago

Solved

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

meer dan een jaar ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

meer dan een jaar ago

Solved

Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

meer dan 2 jaar ago

Solved

Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

meer dan 2 jaar ago

Solved

Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

meer dan 2 jaar ago

Solved

Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

meer dan 2 jaar ago

Solved

Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

meer dan 2 jaar ago

Solved

Scrabble Scores
Given a word, determine its score in <http://en.wikipedia.org/wiki/Scrabble Scrabble>. The input string will always be provi...

meer dan 2 jaar ago

Solved

Find nth maximum
Find nth maximum in a vector of integer numbers. Return NaN if no such number exists. x = [2 6 4 9 -10 3 1 5 -10]; So ...

meer dan 2 jaar ago

Solved

Make a Plot with Functions
Make a plot and test

meer dan 2 jaar ago

Solved

Plotting Practice
Plot cos(x) vs x as shown in the figure below. Include the appropriate title, x-label, and y-label. Note, it is case sensitive. ...

meer dan 2 jaar ago

Solved

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

meer dan 2 jaar ago

Solved

Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

meer dan 2 jaar ago

Solved

Leonardo primes
Leonardo numbers are defined by following recurrence relation: Leonard prime is Leonardd number which is also prime (see ...

meer dan 2 jaar ago

Problem

Leonardo primes
Leonardo numbers are defined by following recurrence relation: Leonard prime is Leonardd number which is also prime (see ...

meer dan 2 jaar ago | 3 | 20 solvers

Solved

Area under the curve
Compute area under the curve specified by points stored in y, where y is in range (0,inf) and x time step is 1. note: please r...

meer dan 2 jaar ago

Solved

Duplicates
Write a function that accepts a cell array of strings and returns another cell array of strings *with only the duplicates* retai...

meer dan 2 jaar ago

Solved

Counting Sequence
Given a vector x, find the "counting sequence" y. A counting sequence is formed by "counting" the entries in a given sequence...

meer dan 2 jaar ago

Solved

Maximum running product for a string of numbers
Given a string s representing a list of numbers, find the five consecutive numbers that multiply to form the largest number. Spe...

meer dan 2 jaar ago

Solved

Summing Digits within Text
Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...

meer dan 2 jaar ago

Solved

Tic Tac Toe FTW
Given a tic tac toe board: * 1 represents X * 0 represents empty. * -1 represents O It is X's move. If there is an imme...

meer dan 2 jaar ago

Solved

Pattern matching
Given a matrix, m-by-n, find all the rows that have the same "increase, decrease, or stay same" pattern going across the columns...

meer dan 2 jaar ago

Solved

The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

meer dan 2 jaar ago

Solved

Find state names that end with the letter A
Given a list of US states, remove all the states that end with the letter A. Example: Input s1 = 'Alabama Montana Nebras...

meer dan 2 jaar 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, ...

meer dan 2 jaar ago