Riazul Arefin
Islamic University Of Technology
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GJam: 2013 Rd1a Bullseye Painting
<http://code.google.com/codejam/contests.html Google Code Jam> 2013 Round 1a Bullseye challenge is to determine how many full ri...
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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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Calculate the h-index
H-index is a powerful tool for quantifying the scientific contribution of a researcher. H-index is defined as follows (source - ...
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Find 1's Complement
Find 1's complement of a binary number For Example: x = 10011010 1's complement of x = 01100101
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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...
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Pizza value using expression with parentheses
Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...
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Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...
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Back to basics 15 - classes
Covering some basic topics I haven't seen elsewhere on Cody. Return the class of the input variable.
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Knight's Tour Checker
Given a matrix a, determine whether or not a legal <http://en.wikipedia.org/wiki/Knight's_tour knight's tour> is present. The kn...
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Return a list sorted by number of occurrences
Given a vector x, return a vector y of the unique values in x sorted by the number of occurrences in x. Ties are resolved by a ...
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Maximum running product for a string of numbers
Given a string s representing a list of numbers, find the five consecutive numbers that multiply to form the largest number. Spe...
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Summing Digits within Text
Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...
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Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...
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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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Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...
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De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...
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volume of torus
Find volume of torus with a as major radius and b as minor
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UICBioE240 problem 1.2
Convert a column vector into a row vector. So if A = [1; 2; 3] Then B = [ 1 2 3]
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Rotate a matrix for 180 degree
Rotate a matrix for 180 degree for eg: x=[1 2 3 4] y=[4 3 2 1]
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Create sequnce 1 4 9 16 25.........
Create sequnce 1 4 9 16 25......... upto entered input value using matlab scripting commands. Let y be output and x be input
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UICBioE240 problem 1.13
Compute the following - y = x^5/(x^-1) and y = (1-(1/x^5))^-1. Have the final answer of y to equal a 1 by 2 vector.
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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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Is it an Armstrong number?
An Armstrong number of three digits is an integer such that the sum of the cubes of its digits is equal to the number itself. Fo...
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CARDS PROBLEM
Read my mind and tell me the card number that I have now in my hands.
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Sum the Digits of a Number
Given an integer, sum the digits repeatedly until you end up with a single value less than 10. For example, if you add the di...
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Number of odd and even elements within matrix
Input(m) - any matrix with integers Output(n) - n(1)=number of odd elements, n(2)=number of even elements Example: * m=...
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Fahrenheit to Celsius converter
Convert Fahrenheit to Celsius degrees.
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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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