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Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

9 years ago

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All your base are belong to us
Find the base _b_ logarithm of the input decimal number _x_. Express the output as a decimal number. The first argument is the n...

9 years 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...

9 years ago

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Convert a vector into a number
This is a sub problem related to this problem: <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition>...

9 years ago

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Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

9 years ago

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Back to basics 1 - Saving
Covering some basic topics I haven't seen elsewhere on Cody. Given an input variable 'x', save it to disk in a file named 'co...

9 years ago

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Arrange vector in ascending order
Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

9 years ago

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Character variable: Compass direction
* Assign compassDirection with sensorReading's value. Both are character variables.

9 years ago

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Say something funny
Say something funny, or not. Your solution will be (fully automatically and objectively) scored based on how clever or funny ...

9 years ago

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Population growth
Assign finalPopulation with the population size given an initial population, population growth rate, and number of years. The fi...

9 years ago

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Arithmetic array operations
* Add x to each element of array temperatureReadings.

9 years ago

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Indexing the last element: Print queue
* Delete the last element of row array printQueue.

9 years ago

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Back to basics 7 - Equal NaNs
Covering some basic topics I haven't seen elsewhere on Cody. Given 2 input variables, output true if they are equal, false ot...

9 years ago

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Comments
* Fix the syntax errors.

9 years ago

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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...

9 years ago

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Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

9 years ago

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Double colon operator: Counting up
* Construct a row array countValues from 1 to endValue, using the double colon operator. Ex: If endValue is 5, countValues s...

9 years ago

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Coordinate geometry
Assign pointsDistance with the distance between point (x1, y1) and point (x2, y2). The distance is calculated by: Distance =...

9 years ago

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Indexing an array element
* Assign currentStudent with the second element of array testScores. _Reminder: Array indexing starts with 1._

9 years ago

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Logical indexing: Player scores
Player 1 and player 2 take turns playing a game. Row array gameScores contains the scores of player 1, then player 2, then playe...

9 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...

9 years ago

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Integer indexing array: Shift left
Write a *single* statement that shifts row array attendanceValues one position to the left. The rightmost element in attendanceV...

9 years ago

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Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

9 years ago

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Multi-line comments
* Fix the syntax errors.

9 years ago

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Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, return a matrix with all elements above a...

9 years ago

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Double colon operator: Increment by x
* Construct a row array countValues from 0 to 25, elements incremented by incrementValue. Ex: If incrementValue is 5, countVa...

9 years ago

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Find max
Find the maximum value of a given vector or matrix.

9 years ago

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Who is the smartest MATLAB programmer?
Who is the smartest MATLAB programmer? Examples: Input x = 'Is it Obama?' Output = 'Me!' Input x = 'Who ?' Ou...

9 years ago

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Double colon operator: Counting down
* Construct a row array countValues from startValue to endValue, elements decremented by -2 Ex: If startValue is 10 and end...

9 years ago

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Relational operators: Guessing game
Row array userGuess contains a sequence of user guesses. Create a logical indexing array correctGuess with true in each location...

9 years ago