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Summation of array
Given an array, Find the sum of all of the elements in it Examples: Input x = [1 2 3 5; 4 5 6 7]; Output y is 33

3 years 前

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Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]
The given function returns the index of the maximum value in a given matrix. such as X=[4,3,4,5,9,12,0,5] Ans= 6 if maxim...

3 years 前

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Sums with Excluded Digits
Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...

3 years 前

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convert matrix to single column
given any matrix, convert it to single column

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Indirect Sorting
Assume that x is an n-by-2 matrix. The aim is to return the first column of x, but sorted according to the second column. Exa...

3 years 前

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Back to basics 7 - Equal NaNs
Covering some basic topics I haven't seen elsewhere on Cody. Given 2 input variables, output true if they are equal, false ot...

3 years 前

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Replace May with April
For instance, if the input is input_str = 'The flowers may bloom in April'; then the output is output_str = 'The flo...

3 years 前

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Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

3 years 前

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Sum the squares of numbers from 1 to n
For a given value of n return the sum of square of numbers from 1 to n. Example For n = 2 then sum of squares = 5 (1^2 + ...

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Square root of a number
Write a code that will output the square root of x.

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square root
Find the square root (y) of an input (x).

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Celsius to Fahrenheit converter
Convert Celsius to Fahrenheit degrees.

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Celsius to Kelvin
Convert Celsius degrees to Kelvin temperature.

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Fahrenheit to Celsius converter
Convert Fahrenheit to Celsius degrees.

3 years 前

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Vector LCM
Find Least Common Multiple of a given vector. Need general solution as the test suite will be expanded. Function Template: fu...

3 years 前

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Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

3 years 前

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Make a Palindrome Number
Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...

3 years 前

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Return a list sorted by number of occurrences
Given a vector x, return a vector y of the unique values in x sorted by the number of occurrences in x. Ties are resolved by a ...

3 years 前

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Add a row of zeros on top of a matrix
Given a matrix, insert a row of zeros as the top row.

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Find the sum of n squares
What is the sum of the squares of the first n integers?

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Square Diagonal
If n is the given number, then make a diagonal matrix of size 2*2 with the square of that number.

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Modulation index
The amplitude of the carrier signal is 2V and the amplitude of the modulating signal is 8V. Find its modulation index.

3 years 前

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DC-DC boost converter
Find the output voltage of a DC-DC boost converter given input voltage and the duty cycle ratio

3 years 前

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Where is she?
Given the numbers 12, 3, 6, 9 Tell where the girl is located. That is: Look to your 3 o'clock = look right Example ...

3 years 前

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Vector of numbers divisible by 3
* Input(n) - any integer * Output(v) - vector with numbers divisible by 3(exept 0) starting from n to 0 Examples: * n=6...

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Number of problems
No, you don't read it wrong: this assignment is to return the number of this problem (and not the problem of this number).

3 years 前

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Return 'on' or 'off'
When the input is true, return 'on', otherwise, return 'off'.

3 years 前

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2 b | ~ 2 b
Given a string input, output true if there are 2 b's in it, false if otherwise Examples: 'Macbeth' -> false 'Publius Cor...

3 years 前

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Project Euler: Problem 9, Pythagorean numbers
A Pythagorean triplet is a set of three natural numbers, a b c, for which, a^2 + b^2 = c^2 For example, 3^2 + 4^2 = 9 + 16 ...

3 years 前

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Project Euler: Problem 8, Find largest product in a large string of numbers
Find the greatest product of five consecutive digits in an n-digit number. 73167176531330624919225119674426574742355349194934...

3 years 前