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GJam 2011 Africa Qualifier C: House, maximum area rectangle
This Challenge is derived from <http://code.google.com/codejam/contest/837485/dashboard#s=p2 GJam 2011 Africa: Building a House>...

11 years ago

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GJam 2011 Africa Qualifier B: Optimum Profit
This Challenge is derived from <http://code.google.com/codejam/contest/837485/dashboard#s=p1 GJam 2011 Africa: Investing at the ...

11 years ago

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Palindrome Check
Check whether the entire matrix is palindrome or not. Example matrix = [7 8 7] matrix_reverse = [7 8 7] So the mat...

11 years ago

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Palindrome numbers
Find the palindrome numbers from 1 to n where n is the number entered by the user.

11 years ago

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Elements with highest local average
Input v is a row vector such that length(v)>3. Consider a sliding window of length 3 that is used to calculate the local average...

11 years ago

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Sum of the Matrix Elements
Add up all the elements in a NxM matrix where N signifies the number of the rows and M signifies the number of the columns. E...

11 years ago

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Convert a vector into numbers
Suppose a vector x = [ 1 2 4 7] is given. You have to convert this vector into string number y = '1247'. Examples x = [ 1...

11 years ago

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Square Diagonal
If n is the given number, then make a diagonal matrix of size 2*2 with the square of that number.

11 years ago

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Is the test point on the line segment?
Given the [x,y,z] coordinates for the three points pa, pb, and pc, return true if the test point pc is on the line segment with ...

11 years ago

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There are 10 types of people in the world
Those who know binary, and those who don't. The number 2015 is a palindrome in binary (11111011111 to be exact) Given a year...

11 years ago

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Binary Neighbourhood
Given a natural number reorder its binary form to create another number, closest to the given one. Examples: * 1 gives 2, ...

11 years ago

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N-th Odious
Given index n return n-th <https://oeis.org/A000069 odious number>.

11 years ago

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Evil Number
Check if a given natural number is evil or not. Read more at <https://oeis.org/A001969 OEIS>.

11 years ago

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Digital Neighbourhood
Given a natural number reorder its digits to create another number, closest to the given one. Examples: * 123 gives 132, ...

11 years ago

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Sideways sum
Given natural number calculate its _population count_.

11 years ago

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Create all combinations of vectors
This function exists in the Neural Network Toolbox but is not available in Cody. Can you write such a function? See <http://...

11 years ago

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Factorions: Numbers that equal the sum of the factorials of their digits
From Wikipedia: _A factorion is a natural number that equals the sum of the factorials of its decimal digits_ For example: ...

11 years ago

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Must be in the front row...
You are given a matrix followed by a single number. Your object is to write a script that will shift the matrix around so that ...

11 years ago

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Sum the real and imaginary parts of a complex number
Sum the real and imaginary parts of a complex number. Example c = 1+2i has the solution 1 + 2 = 3

11 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...

11 years ago

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Find out the Gray Code for a Given Binary Number
Find out <http://en.wikipedia.org/wiki/Gray_code Gray Code> for a given binary number Example Binary input 1000 Gray ...

11 years ago

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compress sequence into intervals
You're given a row vector of monotonically increasing integers most of which are consecutive. Find the upper and lower bounds of...

11 years ago

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calculate interest saved because of reduction of interest rate
calculate interest saved because of a reduction of interest rate per year (Assuming No leap year) Currently, in India, rate o...

11 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.

11 years ago

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Graph Algorithms - 2 : Chromatic Number
Chromatic number of a graph is the minimum number of distinct colors required to color all the vertices of the graph such that n...

11 years ago

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birthday on same day of week
Say, Mr. X's birthday is on 20th July, 2014. It was Sunday. Determine the closest year when his birthday will again be on Sunday...

11 years ago

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remove single elements
Given a vector of integers, remove the elements that have appeared only once. The output elements should be in exact order as th...

11 years ago

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Determine if given number is perfect
A number is <http://en.wikipedia.org/wiki/Perfect_number perfect> if it is equal to the sum of its factors, excluding itself. ...

11 years ago

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Find the relation
Take x as input and y as output. If x=1 y=3 If x=2 y=14 If x=3 y=39 If x=4 y=84 Based on this relation find giv...

11 years ago

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Find Out sum of principal diagonal element of given matrix
Find out sum of principal diagonal element of given matrix If A=[1 0 0; 0 1 0;0 0 1], then answer must be 3.

11 years ago