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Make the first letter of a sentence Capital.

In this problem you will be given a string of 2 or 3 lines. Your work is to make the first letters of every line Capital. You wi...

2 maanden ago

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Draw a triangle of ones

For any given n, return a matrix that includes a triangle of ones of height n: Example n = 3 output = [0,0,1,0,0 ...

2 maanden ago

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Create a column vector of n elements between a and b (both included)

Given lower limit a and an upper limit b, create a column vector of n elements inclusive of a and b. For example: a = 1, b = 4,...

2 maanden ago

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Exhaust all possible logical vectors

Input a length argument and list all possible logical vectors of that length. My solution is of size 29. Can you find an even s...

2 maanden ago

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Flip the diagonal values

Write a program that flip the elements of main diagonal , upper and lower diagonal values of a sqare matrix. For example if a ...

2 maanden ago

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Calculate the Distance to Source of Lightning

Lightning discharge heats air rapidly with lightning channels reaching temperatures of up to 50,000 degrees Fahrenheit (which is...

2 maanden ago

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Dominant Matrix - 01

A matrix is said to be diagonally dominant if for every row of the matrix, the magnitude of the diagonal entry in a row is large...

2 maanden ago

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Sum of 2 numbers in array

Given an array and a target sum, return true if any 2 numbers in the array sum up to the given target sum. Both numbers cannot h...

2 maanden ago

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Identifying teenager

Suppose the age of a person is given. If he/she is a teenage, answer is 'yes'. Otherwise, the answer is 'no'.

2 maanden ago

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Zero or hero

A number will be given as an input. You can be hero if it's not zero. (Just for fun)

2 maanden ago

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Let's create histogram data by yourself.

We'd like to create histogram data, which first column shows the data, and second column shows the frequency. input = [1, 2, 1,...

2 maanden ago

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Fangs of pseudo-vampire number

given a number, find all the fangs of that number. A pseudo-vampire number can have multiple of fangs. The output should be a...

2 maanden ago

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Pseudo-vampire number

refer to <https://en.wikipedia.org/wiki/Vampire_number> Given a number x, determine whether it is a pseudo-vampire number. A p...

2 maanden ago

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Cricket - Is It LBW?

LBW has an unfair reputation as complicated. But if you've watched a third umpire referral, you'll know that it's just a logical...

3 maanden ago

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Cricket - Peak Batting Average

Given a vector s of strings representing a batter's individual innings scores (in chronological order), return the highest batti...

3 maanden ago

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Cricket - Represent Average in "Dulkars" and "Ses"

Sachin Tendulkar's Test average was 53.78. So if Tendulkar = 53.78, one dulkar = 5.378. Similarly, Roger Twose's average was 25....

3 maanden ago

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Cricket - Career Bowling Statistics

Given a vector s of strings representing a bowler's individual innings records, return their career statistics as a 3-element (n...

3 maanden ago

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Korselt's Criterion

A composite integer n (n>=2) divides b^n-b, i.e. mod(b^n-b,n)==0, for all integers b if and only if n is square-free (doesn't ha...

3 maanden ago

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Cricket - Career Batting Statistics

Given a vector s of strings representing a batter's individual innings scores, return their career statistics as a 4-element (nu...

3 maanden ago

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Cricket - How Much More to Beat Bradman?

Sir Don Bradman famously needed only 4 runs in his final innings to retire with an average of 100. Out for a duck, he ended inst...

3 maanden ago

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Cricket - Average Partnership Contribution

The (infamous) Duckworth-Lewis method uses statistical models of how much each wicket partnership is worth to an innings (on ave...

3 maanden ago

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Cricket - Sort Batters by Distance Run

Given a string vector of batters' names, a vector of the total number of runs they scored, a vector of the number of 4s they sco...

3 maanden ago

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Identify Ruth-Aaron numbers

After Hank Aaron hit his 715th home run and passed Babe Ruthâ€™s total of 714, Carl Pomerance noticed that the union of the prime ...

3 maanden ago

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Exact Cover

An efficient solution to the exact cover problem can be useful in many situations. In this problem, you are welcome to use Knuth...

3 maanden ago

Problem

Exact Cover

An efficient solution to the exact cover problem can be useful in many situations. In this problem, you are welcome to use Knuth...

3 maanden ago | 3 | 7 solvers

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List the emirps

An emirp is a prime number that becomes a different prime when reversed. The numbers 13, 17, and 149 are emirps, but 11, 19, and...

3 maanden ago

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How many unique Pythagorean triples?

For a given integer |n|, return all <https://en.wikipedia.org/wiki/Pythagorean_triple Pythagorean triples> that inlude numbers s...

3 maanden ago