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"Percentages may not total 100 due to rounding"
*Percentages* are commonly *rounded* when presented in tables. As a result, the sum of the individual numbers does not always a...

2 months ago

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Normie Function (2)
Another _Normie Function_ defined as _f(n)= f(n-1)+f(n-2)+f(n-3)_ , *when n>3* and _1_ , *when n<=3*. *Find the nth term of this...

2 months ago

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Normie Function
So, I built a function and gave it a name- _Normie_. *Find the nth term of Normie function:* _f(n)= 1*f(n-1)+ 2*f(n-3)+ 3_ , *...

2 months ago

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Arrange the names in alphabetical order (2)
Arrange the list of names in alphabetical order, following the German standard <https://de.wikipedia.org/wiki/Alphabetische_Sort...

2 months ago

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Arrange the names in alphabetical order (1)
Arrange the list of names in alphabetical order. The original 'alphabetical order', that is: from α and β all the way through to...

2 months ago

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Just take it easy for a second or two!
Your code needs to take 'exactly' one second or 'exactly' two seconds to run (depending on the input) — accurate to ±0.5 millise...

2 months ago

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Find the largest number
Find the largest number |x| among 4 numbers given as variables |a|, |b|, |c|, and |d|. Example: Input: a = 4; b = 7; c ...

2 months ago

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Writing Error Messages
Well written functions check inputs to make sure the input is valid. The function ErrorCheck takes three arguments: * a - a s...

2 months ago

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find the logic,easy one
find the logic behind, example x=18 y=306 x=53 y=2756

2 months ago

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basic finance application
i watch bloomberg everyday and i want to estimate a stock price stability, so i have to calculate the momentum & the rate of cha...

2 months ago

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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...

2 months ago

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Ounces to Kilograms
convert ounces to kilograms, easy

2 months ago

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Back to basics: adding comments to your code
One of the most useful skills a programmer can develop is the skill — or habit — of writing descriptive comments within/above th...

2 months ago

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Wait a second!
Your code needs to take 'exactly' one second to run — accurate to ±0.5 milliseconds. The input will be the number of millis...

2 months ago

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Back to basics: throwing errors / exceptions
*Throwing and handling errors (or exceptions) is an important part of practical programming.* Here your task is to provide ...

2 months ago

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Assert yourself! Hack the assert function to pass this test.
Have you ever wanted to test out one of those hacks you have seen which "games" the problem by simply overwriting the assert met...

2 months ago

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lb to kilogram
convert lb to kilogram units, easy

2 months ago

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what's my tax amount this year ?
given an annual salary x and a tax rate i calculate the amount that you have to pay.Example x = 70000; i=.10 y_correc...

2 months ago

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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...

2 months ago

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currency converter
given a rate of exchange calculate the equivalent units of 100 USD

2 months ago

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Portfolio diversification: choose your stocks !
we have the returns of 3 stocks for the last 4 years and we have to combine only 2 stocks that are less correlated. Example: st...

2 months ago

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Sum of adjacent elements in a vector
Given a vector v, return a vector s containting the sum of every two adjacent elements in the vector. Every element s(i) cont...

2 months ago

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Remove the first, third and fifth rows of a matrix
Given a matrix x with at least five rows, return a matrix y that includes all rows of x except for th 1st, the 3rd and 5th. E...

2 months ago

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

2 months ago

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Decoder Ring
You are given a matrix of numbers, your objective is to use the decoder ring to find the hidden message. ex. encoded_messa...

2 months ago

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Horizontal matrix sort
Given a matrix x with n rows and m columns, return a matrix y with n rows and 2m columns, such that every row in x is sorted fro...

2 months ago

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Vertical matrix sort
Given a matrix x with n rows and m columns, return a matrix y with 2n rows and m columns, such that every column in x is sorted ...

2 months ago

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Determine whether the input is odd, even, or neither.
Make a function that returns ‘odd’ if the input is odd, ‘even’ if the input if even or ‘error’ if the input is neither odd nor ...

2 months ago

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How to calculate the length of a triangle's side given two angles and one side
You are given a triangle with angles alpha, beta and gamma and sides a opposite alpha, b opposite beta and c opposite gamma. ...

2 months ago

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Find the last digit
FInd the last digit of a given number. Given number is the input and output should be the last digit of that number.

2 months ago