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Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

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Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

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surface of a spherical planet
you just discovered its circumference, that is the input.

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Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

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Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

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Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

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Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

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Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

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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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Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

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Power of n ?
Determine if _x_ (positive integer) is a power of _n_, return true or false accordingly.

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Find out sum of prime number till given number
Find out sum of prime number till given number Example, if number is 10, then answer must be 17.

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Area of a circle
Find the value for area of the circle if diameter is given

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Area of a disk
Find the area of a disk or circle. x= radius of the disk.

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Area of a triangle
A triangle is given with base *'b'* ,vertical hight *'h'* . then find it's area.

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Find nearest prime number less than input number
Find nearest prime number less than input number . For example: if the input number is 125, then the nearest prime number whi...

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

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Spot the outlier
All points except for one lie on a line. Which one is the outlier? Example: You are given a list of x-y pairs in a column ...

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Implement simple rotation cypher
If given a letter from the set: [abc...xyz] and a shift, implement a shift cypher. Example: 'abc' with a shi...

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Let's see how peculiar we can get
The task is to multiply two numbers. But do it in the most peculiar possible way.

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Area of rhombus
Calculate the rhombus area

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Put Two 1D matrices into one 1D matrix
Example: If input a = [1 2 3 4 5]; input b = [10 9 8 7 6]; then output will be, y_correct = [1 10 2 9 3 8 4 7 5...

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Area of a Square
Inside a square is a circle with radius r. What is the area of the square?

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Calculate the area of a triangle between three points
Calculate the area of a triangle between three points: P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) these three points are the vert...

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Circle area using pi
Write a statement that assigns circleArea with the circle's area given circleRadius. Use the built-in mathematical constant pi. ...

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Wind Chill Computation
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

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CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5

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Given area find sides
In a right angle triangle given area 'A' one arm=x, another arm=2x then find the value of x. For example, area A=400 then ...

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

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