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Draw a 'X'!
Given n as input Draw a 'X' in a n-by-n matrix. example: n=3 y=[1 0 1 0 1 0 1 0 1] n=4 y=[1 0 0...
7 years ago
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Find the Pattern
Find the pattern between input and output. Write a function that gives the correct output for any input. *Hint: magic*
7 years ago
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Draw a 'Z'.
Given _n_ as input, generate a n-by-n matrix like 'Z' by _0_ and _1_ . Example: n=5 ans= [1 1 1 1 1 0 0 0 1 ...
7 years ago
Submitted
xPlot – Behaves Like Plot But With Built-in Tools for Interactively Displaying/Filtering Metadata
Easily Display/Filter Metadata In Multiple Figures, Axes, Lines With Built-in Tools. Extensible.
7 years ago | 1 download |
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We love vectorized solutions. Problem 1 : remove the row average.
Given a 2-d matrix, remove the row average from each row. Your solution MUST be vectorized. The solution will be tested for ac...
7 years ago
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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
8 years ago
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Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...
8 years ago
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Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Submit your answer to this problem a multiple of 5 seconds after the hour. Your answer is irrelevant; the only thing that matte...
8 years ago
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How to subtract?
*± ± ± ± ± ± ± ± ± ± ±* * Imagine you need to subtract one...
8 years ago
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Split a given string from the first instance of a given character
A simple operation to split a given string into two substrings at the point where the desired character is first found. e.g. ...
8 years ago
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most frequent character
Obtain the most frequent character. For example, s='balaram'; output='a'; If there is a tie between letters, return t...
8 years ago
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Alternately upper-lower case
Modify the string to alternate between upper and lower case. For example, s='achyuta' output='AcHyUtA'
8 years ago
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How many digits are there?
Input(s) - any string Output(n) - number of digits within string s
8 years ago
Answered
How do I get my MATLAB editor to read UTF-8 characters? UTF-8 characters in blank squares in editors, but in the command window and workspace works fine.
% read in the file fID = fopen(filename, 'r', 'n', 'UTF-8'); bytes = fread(fID); fclose(fID); The data read from the file ca...
How do I get my MATLAB editor to read UTF-8 characters? UTF-8 characters in blank squares in editors, but in the command window and workspace works fine.
% read in the file fID = fopen(filename, 'r', 'n', 'UTF-8'); bytes = fread(fID); fclose(fID); The data read from the file ca...
8 years ago | 0
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Convert Two Character String into a Binary Vector
Given a string "XOXXO" convert it into a binary vector. [1 0 1 1 0] Paul Berglund implemented an optimal method in <http://ww...
8 years ago
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Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...
8 years ago
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NO _________ ALLOWED....
So you're given a sentence where if there is a particular word in the sentence then the output is 1, if it is not there then the...
8 years ago
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Add more zeros
Find code that adds one 0 to each sequence of 0 in a string (composed with only 0 or 1). For example: '1010' -> '100100' ...
8 years ago
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Logic array: Identifying qualifying times
Create a logic array qualifyingIndex with true for any location where the runner is male with a running time less than 8.2. Row ...
10 years ago
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Integer indexing array: Reverse subsets
Construct an indexing array copySubset so that the statement reversedOrder = origOrder(copySubset); results in a row array begin...
10 years ago
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Concatenating arrays
* Assign studentIDs with concatenated row arrays groupA and groupB
10 years ago
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Relational operators and row arrays: Overweight baggage
Create a logical indexing array overweightBaggage with true in each location where the corresponding baggageWeight is greater th...
10 years ago
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Tree Height
Assign treeHeight with the tree height given the shadow length and angle of elevation. Simple geometry can compute the heigh...
10 years ago
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Function definition: Volume of a pyramid
Define a function CalculatePyramidVolume with inputs baseLength, baseWidth, and pyramidHeight. The function returns pyramidVolum...
10 years ago
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Computing wind chill
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...
10 years ago
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Function definition: Double down.
* Complete the DoubleDown function to return twice the initialValue.
10 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=...
10 years ago
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Happy 2013...
Happy 2013, everyone! An interesting tidbit about 2013 is that it is the first year since 1987 to contain four different digits...
10 years ago
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Y=X
Given an input variable x, output a variable y that is equal in value to x. Example: Input x = 1 Output y is 1 Inp...
10 years ago