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Chaya N


自 2016 起处于活动状态

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All capital?
Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0

8 years 前

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inner product of two vectors
inner product of two vectors

8 years 前

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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.

8 years 前

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Reindex a vector
You are given two vectors of equal length. Vector N has numeric values (no Inf or NaN) while vector IDX has integers. Place th...

8 years 前

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intersection of matrices
Given two matrices filled with ones and zeros, determine if they share a common row, column entry. These matrices are of identi...

8 years 前

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Getting the indices from a matrice
Getting the indices from a matrice. Inspired by Problem 645. Getting the indices from a vector by the great Doug Hull. Given a...

8 years 前

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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...

8 years 前

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Create logical matrix with a specific row and column sums
Given two numbers *|n|* and *|s|*, build an |n-by-n| logical matrix (of only zeros and ones), such that both the row sums and th...

8 years 前

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Is my wife really right?
For every input, output the string 'yes' once. Example: [yes1, yes2] = YesSheIs('Am I right?', 'Do you love me?') yes1 = '...

8 years 前

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Back to basics 10 - Max Float
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive floating-point number MATLAB can han...

8 years 前

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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

8 years 前

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Love triangles
Given a vector of lengths [a b c], determines whether a triangle with non-zero area (in two-dimensional Euclidean space, smarty!...

8 years 前

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Replace Vector Elements
Replace all elements in a vector which are equal to or smaller than zero with 0.1. Example: A = [1 2 3 -1 0 2 -3 -80]; ...

8 years 前

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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

8 years 前

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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...

8 years 前

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Replace NaNs with the number that appears to its left in the row.
Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...

8 years 前

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Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...

8 years 前

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Insert zeros into vector
Insert zeros after each elements in the vector. Number of zeros is specified as the input parameter. For example: x = [1 ...

8 years 前

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Remove the two elements next to NaN value
The aim is to *remove the two elements next to NaN values* inside a vector. For example: x = [6 10 5 8 9 NaN 23 9 7 3 21 ...

8 years 前

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Specific Element Count
Given a vector _v_ and a element _e_, return the number of occurrences of _e_ in _v_. Note: NaNs are equal and there may be n...

8 years 前

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Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).

8 years 前

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Fill a zeros matrix
The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...

8 years 前

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Insect population
An insect population doubles every generation. * Write a while loop that iterates numGeneration times. * Write a statment ...

8 years 前

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Bridge toll
Complete the example to calculate finalToll. The base toll for a bridge is baseToll. If the vehicle's weight is over 5,000 pound...

8 years 前

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Logical operators: Flipping bits
The xor operator will toggle the bit if the bit is xored with 1. Ex: 1 XOR 0 = 1, 1 XOR 1 = 0. The xor operator will retain th...

8 years 前

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Logical operators and arrays: 3-input and truth table
Given 3 inputs (inputA, inputB, inputC), assign threeInputAnd with the truth table outcomes for a 3 variable logical-and operati...

8 years 前

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Constructing strings
* Construct a string alphaString from 'a' to endLetter, using the double colon operator. Ex: If endLetter = 'e', then alphaSt...

8 years 前

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Logical variables: Running late?
* Assign onTime with true if noTraffic is true and gasEmpty is false.

8 years 前

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Relational operators and row arrays: Run times
* Construct a row array fastRunTimes containing all elements of runTimes equal to or less than 480 seconds. Ex: If runTimes =...

8 years 前

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Nth root.
* Assign outValues with the nth root of the inValues, the root is specified by rootValue

8 years 前

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