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Generate the Matrix!
Given n, generate the following matrix: a = [ n n-1 n-2 ... 2 1; n-1 n-1 n-2 ... 2 1; n-2 n-2 n-2 ... 2 1;...

13 years ago

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Do Fast Fourier Transformation
Example Fast Fourier Transformation from vector [2,1]) ans = 3 1

13 years ago

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How many digits are there?
Input(s) - any string Output(n) - number of digits within string s

13 years ago

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Procrustean bed
Given a vector x and an integer n, convert x to a vector of length n by (1) chopping off the end if it is too long, or (2) addin...

13 years ago

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How many jokers?
* Given DNA codes of a group of suspects, * and a code for certain types of jokers, * Count how many jokers of that type. * ...

13 years ago

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Calculate the nth Fibonacci number USING 'Golden Ratio' concept
f = [1 1 2 3 5 8 13 ...] If n=6, f(6)=8

13 years ago

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Reverse CHECKBOX MATRIX with 69
Create a reverse checkbox matrix with '69'. Where the size is the input and output will be a square checkbox matrix. Exa...

13 years ago

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JOIN STRINGS
There are two given strings 'STRING1' and 'STR ING2'.|monospaced|The output should be 'STRING1 STR ING2' or STr1='Sum';STr2='EQU...

13 years ago

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~~~~~~~ WAVE ~~~~~~~~~
|The WAVE generator| Once upon a time there was a river. 'Sum' was passing by the river. He saw the water of the river that w...

13 years ago

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The rabbit problem
Someone discovered that rabbits reproduce at the rate of fibonnaci so you just input the number and it will print the fibonnaci ...

13 years ago

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Weave two vectors into one
Weave the two given vectors into one as shown below. Example: If a = [1 1 1] b = [0 0 0] then y = [1 0 1 0 ...

13 years ago

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COUNT LETTERS
Count the number of letters in a given string. For Example: STR='The MAtlAb code'; output:T 2 H 1 E 2 M 1 A 2 L 1 B 1 C ...

13 years ago

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Multielement indexing of a row array
The row array birthRateChina stores the China birth rate (per 1000 people) for years 2000 to 2012. Write a statement that create...

13 years ago

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Sort (high on middle, low on ends)
Sort the vector of numbers in order low-high-low. Even numbers appear in ascending order on the left and odd numbers appear in d...

13 years ago

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factor to number
e.g. input number x=10 then it should produce y=25 or x=100 then y should be 2255. write a function or code to generate the same...

13 years ago

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Power The Product
EXAMPLE: INPUT x=10 & y=10 OUTPUT z=1000000 or, INPUT x=2 & y=3 OUTPUT z= 216 you just need to calculate the product first...

13 years ago

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find the roots of a quadratic equation
for e.g x = [ 2 -1 -3] y = [1.5 -1]

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Frobenius Norm
Write your own version of Frobenius Norm without using the 'norm' function.

13 years ago

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Relative ratio of "1" in binary number
Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...

13 years ago

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Calculate the derivative of a polynomial
Example: in = [ 1 1 1 ] out = [ 2 1 ]

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Calculating Sign Changes in a Row Vector(No Element Is Zero)?
For a row vector V=[7 1 2 -3] has one sign change from 2 to -3. So N=Sign_Changes(V) must return N=1; V=[5 9 -2 7]; h...

13 years ago

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Calculate the integral of the polynomial
for e.g. in = [3 2 1] out = [1 1 1 0]

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Area of rhombus
Calculate the rhombus area

13 years ago

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COUNT VOWEL 2
The objective of this problem is to determine the number of unique vowels used in the given string. Now count vowels in STRI...

13 years ago

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COUNT VOWEL
Count, how many times vowels occurred. EXAMPLE: x='string the MaTLaBiAn' then the answer will be 6. x='coUnt the vowEl' th...

13 years ago

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Vector of numbers divisible by 3
* Input(n) - any integer * Output(v) - vector with numbers divisible by 3(exept 0) starting from n to 0 Examples: * n=6...

13 years ago

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Volume and area of a sphere
Input(r) - radius Output([v,s]) - volume and area

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Calculate distance travelled when given radius and rotations
When given radius of wheel and number of rotations calculate total distance travelled consider pi=3.14

13 years ago

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Is the input divisible by 3?
Return true if the input is divisible by 3 and false if not.

13 years ago

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The sum of the numbers in the vector
eg. [1,2,3]---->SUM=6

13 years ago