Sri Lanka Cody Cup

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Create a Multiplication table matrix...

Create a product table in this format: P = [ 1 2 3 4 5; 2 4 6 8 10; 3 6 9 12 15; 4 8 12 1...

1 year ago

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Remove NaN ?

input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

1 year ago

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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...

1 year ago

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Create times-tables

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

1 year ago

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Is the input divisible by 3?

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

1 year ago

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Matlab Basics II - Max & Index of Max

Write a function that takes a vector x, then returns both the max value in x and its location in the vector for example x ...

1 year ago

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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];

2 years ago

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find radius of cone

if Slant height of Cone(I)& hight of Cone(H) given then find radius of the Cone(R) for example I=5,h=4 then the ans R=3;

2 years ago

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Sum of the Multiplication of Vectors

Given the vectors x and y as input, multiply the vectors and return the summation of its elements. Example: x = [1 2 ...

2 years ago

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Finding perimeter of a rectangle

A rectangle has a length of x centimeters and a width of w centimeters. Find the perimeter.

2 years ago

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Test Problem; Create a 5x5 array containing all ones

This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...

2 years ago

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Find the Nth Root of a Given Number

Find the Nth root of a given number x. Examples x = 4096 n = 4 y = 8 x = 625 n = 5 y = 3.6239

2 years ago

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Area of a Square

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

2 years ago

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Matlab Basics II - squares

Write a function that takes matrix A, and squares each element in the matrix example: A = [1 2 3] output = [1 4 9]

2 years ago

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Square the input

Given a scalar or vector x, return the square of each element. Example x = [7 2] answer = [49 4]

2 years ago

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Angle between two vectors

You have two vectors , determine the angle between these two vectors For example: u = [0 0 1]; v = [1 0 0]; The a...

2 years ago

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Angle between Two Vectors

The dot product relationship, a dot b = | a | | b | cos(theta), can be used to determine the acute angle between vector a and ve...

2 years ago

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Volume of a Parallelepiped

Calculate the volume of a Parallelepiped given the vectors for three edges that meet at one vertex. A cube is a special case ...

2 years ago

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Make the vector [1 2 3 4 5 6 7 8 9 10]

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

2 years ago

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Check that number is whole number

Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. <http://en.wikipedia.org/wiki/Whole...

2 years ago