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FIFA World Cup 2014 : Offside
This problem is about offside rule in football (soccer). Input is a matrix with mostly zeros and a few 1, 2, 3 and 4s. A zer...

6 years ago

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Detect a number and replace with two NaN's
Write code which replaces the number 1 with two NaNs. Example X = [ 1 2 NaN 4 1 3 7 NaN 1 4 NaN 2] ...

6 years ago

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Area Conversion 2

6 years ago

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Mass Conversion 2

6 years ago

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Temperature Conversion 2

6 years ago

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Velocity Conversion

6 years ago

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Mass Conversion 1

6 years ago

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Temperature Conversion 3

6 years ago

Solved

Area Conversion 1

6 years ago

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Temperature Conversion 1

6 years ago

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Energy Conversion 2

6 years ago

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Check if any duplicates in your data
Given an array x, return a number n equal to the largest number of repetitions in your data. For example: If x=[1 2 3 6 8 4 9]...

6 years ago

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Function Sniffer
* Given a string, * find out which built-in functions are present, * output a simple string, * that has sorted and unique ...

6 years ago

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Ackerman Function

6 years ago

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Fractal: area and perimeter of Koch snowflake
Starting from an equilateral triangle with side 's', what is the area and perimeter of Koch snowflake at n'th recursive iteratio...

6 years ago

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Rainbow matrix
Create a "rainbow matrix" as described in the following examples Input = 3 Output = [ 1 2 3 2 3 2 ...

6 years ago

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Find Missing Number
A little problem (inspired by CodeChef) for the coffee break. A friend give you an array of size n-1 integers and these int...

6 years ago

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Permute diagonal and antidiagonal
Permute diagonal and antidiagonal For example [1 2 3;4 5 6;7 8 9] -> [3 2 1;4 5 6;9 8 7] WITHOUT diag function (and variable n...

6 years ago

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Prime Product
My professor has given a sequence of N numbers as a1, a2, ..., aN and asked me to find the smallest possible value of ai * aj su...

6 years ago

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SHIFT REGISTER
INPUT IS DECIMAL NUMBER. CONVERT IT INTO A BINARY SEQUENCE. THEN SHIFT THE SEQUENCE BY AN AMOUNT OF GIVEN NUMBER OF BITS. FOR E...

6 years ago

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Number of paths on a grid
Consider a grid formed by n vertices vertically down, and m vertices horizontally right. Your starting point is at the top lef...

6 years ago

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Number of even divisors of a given number
Given a Number n, return the number of its even divisors without listing them. example: n=14 ; EvenDivisors={2,14} ; y=2 ...

6 years ago

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The number of trailing zero digit of a factorial
For given positive integer n, take factorial of that number. How many trailing zeros does it have? Example: factorial(11) = 3...

6 years ago

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Under the sea: Snell's law & total internal reflection
<https://en.wikipedia.org/wiki/Snell's_law> When a light travels from one medium to another medium, depending on the refracti...

6 years ago

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Make a rainbow matrix (follow-up to checkerboard matrix)
Given an integer n, make an n-by-n matrix as shown below. The a(1,1) should be 0. As we move away from the top-left, the number ...

6 years ago

Solved

Cumulative difference
Given an array, return the cumulative difference. Example a = [ 1 3 5 7 ] cumdiff = [ 1 2 1 -2 ]

6 years ago

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User defined nextpow function
Create a function which will take 2 arguments as n and x, and return y, where, n^y >= abs(x). [ Similar to builtin "nextpow2" fu...

6 years ago

Solved

Area under standard normal curve

6 years ago

Solved

Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

6 years ago

Solved

Split a string into chunks of specified length
Given a string and a vector of integers, break the string into chunks whose lengths are given by the elements of the vector. Ex...

6 years ago