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Nth term of AP

Given the first term 'a' and the common difference 'd' of an AP series, calculate the nth term of the series.

26 days ago

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determine if input is Odd

Find whether the input is odd. return 1 if true or else 0

26 days ago

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find the position of the given number in vector

return the position of the number in vector

26 days ago

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Determine if a number is prime

A prime number is a whole number greater than 1 whose only factors are 1 and itself.

26 days ago

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Find the nth term in an Arithmetic Progression

Given the starting number, difference and number of elements - find the nth term in the AP

26 days ago

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Sum of Arithmetic Progression

Given the starting number, difference and the number of terms - find the sum of the arithmetic progression.

26 days ago

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Find two numbers that add up to the target value

Given a vector A and target n, return the indices of two numbers that add up to n. If there are multiple solutions, return the f...

26 days ago

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True engineer

Prove that pi is indeed equal to e. Return 1 by rounding pi and e to the nearest integer then asserting rounded pi and e are eq...

26 days ago

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Absolute Value of the Product of Complex Numbers

Find the absolute value (modulus) of the product of two complex numbers given by a + bi and c + di.

26 days ago

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Length of shortest path in a directed graph.

Given a directed graph and a start and end node in the graph, return the minimum number of hops required to reach the end node f...

27 days ago

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Time and Variable mapping and matching

There is a 6X5 cell array where * 1st column represents time values * 2nd and 3rd column represent variables and their value...

28 days ago

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Number of digits in an integer

Specifies how many digits in a given integer. Example: in=100 ==> out=3

30 days ago

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Trap a knight

Consider a knight on an infinite chessboard labeled with numbers spiraling outward. A knight starting on the square labeled 1 ca...

1 month ago

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Flip the parity of digits in a decimal expansion

The number 349 has the decimal expansion . If we change the even digits from positive to negative, then the number becomes 269 (...

1 month ago

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Count the peaceful queens

In a 5x5 chessboard with a queen of one color (white, say) on the perimeter, one can place 12 black queens on the board such tha...

1 month ago

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Find the length of stream affected by a spill

When a contaminant is spilled into a stream, one might want to know how much of the stream is affected—e.g., the length over whi...

2 months ago

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Evaluate the generalized hypergeometric function

The <https://en.wikipedia.org/wiki/Generalized_hypergeometric_function generalized hypergeometric function> is defined as <<...

2 months ago

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List odd twin composites

Twin primes, or prime numbers that differ by 2 (e.g., 17 and 19, 59 and 61, or 191 and 193), are the subject of several Cody pro...

2 months ago

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Hyperperfect Numbers

A k-hyperperfect number is a natural number n for which the equality n = 1 + k(σ(n) − n − 1) holds, where σ(n) is the divisor ...

2 months ago

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Count the ways to make Scorigami

Regarding the sport known as American football, some people are such rabid fans that they can tell you the statistics of every p...

2 months ago

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Calculate FFT

Calculate the fft manually, without using matlab's builtin function. No cheating allowed.

2 months ago

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Fast Fourier transform algorithm

Your task is to implement the Fast Fourier transform algorithm, without using builtin MATLAB fft commands e.g. fft, fft2, or har...

2 months ago

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Solve an ODE: concentrations predicted by the cells-in-series model

One approach for predicting mixing and transport of contaminants in a river is the cells-in-series model. The model divides a ri...

2 months ago

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Local Extrema

Given a 2D (m,n>1) matrix, replace an element if it is not a local extrema (minima/maxima), with 0 (zero). Check the 3 neighbou...

2 months ago

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From sorted to original

Given a soted list (vector) and the indexes list., how can we retrieve the original one. Example: The sorted is: sv=[-1 0 2 5...

2 months ago

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Flip the right coin to survive!

Write a function to solve the problem mentioned below. The chessboard 8x8 matrix will be filled with coins randomly and given to...

2 months ago