Complex number
For complex number c=a+bi, write code that will add a and b together.
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"mirror" matrix
Create n x 2n "mirror" matrix of this type:
Examples
For n = 2
m = [ 1 2 2 1
1 2 2 1 ]
For n = 3
m = ...
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Make a Palindrome Number
Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...
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Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...
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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1.
Examp...
Fibonacci-Sum of Squares
Given the Fibonacci sequence defined by the following recursive relation,
* F(n) = F(n-1) + F(n-2)
* where F(1) = 1 and F(1)...
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Television Screen Dimensions
Given a width to height ratio of a TV screen given as _w_ and _h_ as well as the diagonal length of the television _l_, return t...
Matlab Basics II - Free Fall
An object freely falling from rest under gravity covers a distance x given by:
x = 1/2 gt^2
write a function that calculat...
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Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...
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Circumscribed circles
Given the lengths of the 3 sides of a triangle, output the radius of the circumscribed circle.
Example:
[3 4 5] -> 2.5
Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.
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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes.
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If you want to get a random permutation of integer...
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Number of 1s in a binary string
Find the number of 1s in the given binary string.
Example. If the input string is '1100101', the output is 4. If the input stri...
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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x.
For instance if x=2 then y must be 1+2+3+4=10.