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Draw 'E'

Draw a x-by-x matrix 'E' using 1 and 0. (x is odd and bigger than 4) Example: x=5 ans= [1 1 1 1 1 1 0 0 0 0 ...

2 years ago

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Replace odd number in given matrix by zero

Replace the odd numbers in a given matrix with zero. Example A = [ 17 24 1 8 15 23 5 7 ...

2 years ago

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Convert Kilometers to Miles

Convert kilometers to miles. Consider 1 km = 0.62 mile. Note: Don't use the '*' operator.

2 years ago

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Number of Flip Flop required in ripple counter

Find the number of flip flop required in ripple counter. If modulus of counter (N) is given find outnumber of Flip Flop (n) r...

2 years ago

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Average speed for the entire trip

The input is two speeds (for the trip and return trip) and output is average speed. Assume units are consistent, say miles per h...

2 years ago

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Find 10's complement

Find 10's complement of a given number. An example is <http://electrical4u.com/9s-complement-and-10s-complement/ shown here>.

2 years ago

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Add one raw in given matrix as shown in example

*Add one raw in given matrix as shown in example* A=[1 0;0 1]; X=[3 5]; Answer must be:[1 0; 0 1;3 5]

2 years ago

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Find the mode of the given input

Find the statistical <http://en.wikipedia.org/wiki/Mode_(statistics)/ mode> of the given input. Example: If X is matr...

2 years ago

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Convert to Binary Coded Decimal

Convert from decimal representation to <http://en.wikipedia.org/wiki/Binary-coded_decimal Binary Code Decimal> (or BCD) represen...

2 years ago

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Count number of words in string

Count number of words in string Examples 'hi', answer is 1 'hi hi', answer is 2 'I enjoy cody', answer is 3

2 years ago

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Equidistant numbers containing certain value in an interval

Given a lower and upper bound of an interval, distance between numbers, and one particular number from that interval, create an ...

2 years ago

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Find Rotated Substring

Given a string s1, find if a rotated version of s1 is present in a second string s2. For example, rotated version of some str...

2 years ago

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Poker Series 01: isStraightFlush

The Poker Series consists of many short, well defined functions that when combined will lead to complex behavior. Our goal is t...

2 years ago

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Additive persistence

Inspired by Problem 2008 created by Ziko. In mathematics, the persistence of a number is the *number of times* one must apply...

2 years ago

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Find the starting index of a consecutive condition

Given a logical vector |v|, and a positive integer |n|, return the smallest index |i| that satisfies: all( v(i : i+n-1) ) =...

2 years ago

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Shuffle

Shuffle a vector by breaking it up to segments of |n| elements, and rearranging them in a reversed order. For example, the ve...

2 years ago

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Prime numbers between a , b.

Find all prime number between a & b (including a and b). example: a=100 b=120 y= [101 103 107 109 113]

2 years ago

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Funny problems

Generate the following vector： if n=1 then q=1; elseif n=2 then q=[2 2 1]; elseif n=3 then q=[3 3 3 2 2 1]; ... end

2 years ago

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Win all the time!

This is a 2-players game. One of them is your algorithm. Your algorithm must win in all games. In this game there are 3 rows...

2 years ago

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Draw 'O' !

Given n as input, generate a n-by-n matrix 'O' using 0 and 1 . example: n=4 ans= [1 1 1 1 1 0 0 1 ...

2 years ago

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Cumulative difference

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

2 years ago

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Find my birthday

Given a birth date x, find my age when my birth day will fall on the same day as I was born. So if I was born on Monday, what a...

2 years ago

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Matrix multiplication across rows

Given matrix m, return matrix n such that, rows of n are result of multiplication of the rows of the input matrix Example ...

2 years ago

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Center of mass

Given a matrix M(m,n), where m is the number of vertices of the geometrical element and n is 2 or 3 (2D-plane figure or 3D-solid...

2 years ago

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Where is 1?

There is a 3d matrix [A] that consist of many zeros and only one. A=zeros(100,100,100); i=randi(100); j=randi(100); ...

2 years ago

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Calculate some equation

Using given inputs x and z, make two outputs that are y1 = (xz)/(x/z)^2 + 14x^2 - 0.8z^2 y2 = x^z - z^x + (x/z)^2 - (z/x...

2 years ago