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Determine the mass of a bat which strikes a ball

Given the speed, the force of the impact and the length of the trajectory calculate the mass of the bat which the player holds p...

1 month ago

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Area of right triangle

Given a hypotenuse and a leg , calculate the area of right triangle.

1 month ago

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Instructions Following

Complete the function follow(s) which, for a given string (containing only the letters 'f', 'b', 'l', 'r'), calculates the final...

1 month ago

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Final Stone Weight

You are given an array with weights of stones. The objective is to determine the weight of the final stone remaining after all c...

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Interval Compression

Given a set of integers, the task is to create a list of closed intervals where each interval includes its endpoints. For exampl...

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Stern-Brocot Sequence

The Stern-Brocot diatomic sequence is defined as follows: The first elements of the sequence are 0, 1, 1, 2, 1, 3, 2, 3, 1, 4...

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Hofstadter G sequence

The Hofstadter G sequence is defined as follows: The first elements of the sequence are 0, 1, 1, 2, 3, 3, 4, 4, 5, 6. Write ...

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Hofstadter H sequence

The Hofstadter G sequence is defined as follows: The first elements of the sequence are 0, 1, 1, 2, 3, 4, 4, 5, 5, 6. Write ...

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Minimize a quadratic function

Write a function to minimize the function . The coefficients a, b, and c will be positive. Give the coefficients in a vector coe...

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Add non-triangular numbers

The nth triangular number is the sum of the first n positive integers. The sequence of triangular numbers starts 1, 3, 6, 10, 15...

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Hofstadter Female and Male sequences

The Hofstadter Female (F) and Male (M) sequences are defined as follows Write a function to compute for a given n. See http...

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Hofstadter Q sequence

The Hofstadter G sequence is defined as follows: The first elements of the sequence are 1, 1, 2, 3, 3, 4, 5, 5, 6, 6. Write ...

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Maximizing Stock Profit

As a stock exchange broker focusing on a single transaction, your goal is to maximize profit by buying a stock at a low price an...

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Compute the area of a lune

Write a function to compute the area of the shaded moon-shaped region in the figure belowâ€”that is, the area of a smaller circle ...

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Easy Sequences 88: Double Summation of a Combinatorial Function

Given two positive integers and , , we define the function as the sum of the reciprocals of the products of all combinations o...

2 months ago

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snake_case to CamelCase convention

The snake_case naming convention writes words in lowercase and separates them with underscores. In CamelCase convention, the fir...

2 months ago

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CamelCase to snake_case convention

The CamelCase naming convention capitalizes the first letter of each word. In snake_case convention, words are written in lowerc...

2 months ago

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Finding the Most Frequent Letter in a Text

You are given a text containing various English letters, digits and punctuation symbols. Your task is to find the most frequentl...

2 months ago

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Spreadsheet Column Number

Spreadsheet uses an alphabetic naming system for columns, starting with 'A', 'B', 'C', etc. The column names continue like 'AB',...

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Word Ladder

Given a set of words, and two other words - start and destination, Find the smallest chain from start to the destination such...

2 months ago