Solved

Remove a specific row with min value

Remove the row that contain the min value in the matrix?

3 months ago

Solved

Remove a specific row with max value

Remove the row that contain the max value in the matrix?

3 months ago

Solved

Column Removal (★★★)

(copy of prob 7) Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2...

3 months ago

Solved

String Logic 14

Examples: 'DIG' --> 'HRN' 'KIMBALL' --> 'VRZDBXX' 'DEAL' --> 'HJBX' 'LIMB' --> 'XRZD' 'MADE' --> 'ZBHJ' 'CHEF' --> 'FPJL'

3 months ago

Solved

String Logic 6

Examples: 'CAT' --> 216 'DOG' --> 218 'ROSY' --> 333 'MATLAB' --> 433 'TRUST' --> 418 'MOSTLY' --> 488

3 months ago

Solved

String Logic 7

Examples: 'CAT' --> 84 'DOG' --> 79 'ROSY' --> 89 'MATLAB' --> 84 'TRUST' --> 85 'MOSTLY' --> 89

3 months ago

Solved

Swap Characters of a Single Word

Description: In the given input word, convert the lower case to upper case and vice versa. A to a, a to A ... Example: 'Matl...

3 months ago

Solved

Remove Upper Case Letters

Example Matlab --> atlab proBlem --> prolem Enter --> nter

3 months ago

Solved

String Logic 15

Examples: 'CAT' --> 'XZG' 'DOG' --> 'WLT' 'ROSY' --> 'ILHB' 'MOSTLY' --> 'NLHGOB'

3 months ago

Solved

Basic Matlab Operation Bonanza

Given a horizontal array of numbers, perform the following operations, in order: transpose, flip matrix horizontally, flip matri...

3 months ago

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Palindrome String

Determine if the inputted string is a palindrome. That is, the string is the same forwards as it is backwards. For example: ...

3 months ago

Solved

vectorization in N

For a given integer n (n>1), compute the sum f (i) (1 <= i <= n) where f (i) = 1 if n is odd and 2 otherwise.

3 months ago

Solved

Find 100 from a Matrix and Replace With 0 with less computation time

pls use this matrix x = [208 40 167 180 112 70 192 215 90 19 231 100 9 100 97 100 ...

3 months ago

Solved

replace nan values iteratively.

replace nan values with the average of two neighbour non-nan value iteratively as follow; x = [2; 4; 6; nan; nan; nan; 10]; ...

3 months ago

Solved

Ordinary Annuity : Periodic Payments (Future Value)

Theorem : Future Value of an Ordinary Annuity where; F : Future value A : Periodic payment r : Rate per period n : Numbe...

3 months ago

Solved

Cumulative difference

Given an array, return the cumulative difference. Example a = [ 1 3 5 7 ] cumdiff = [ 1 2 1 -2 ]

3 months ago

Solved

Unique: Enhanced Performance - Avoiding Memory Crash

The Challenge is to create the unique array for a long and wide array. Difficulties are that the normal unique(a,'rows') func...

3 months ago

Solved

Usage of java.math : N Choose K with unlimited precision

Calculate the binomial coefficient nchoosek with full accuracy. This challenge may use the wonderful word of java.math that allo...

3 months ago

Solved

Binary Array to Hex Representation

Given a binary array of bytes (lsb to msb), convert it into a hexadecimal representation (msb to lsb). For example: Input: [1 ...

4 months ago

Solved

AES SubBytes() Transformation

Given a 16x2 input character hexadecimal array representing the AES state, execute the AES algorithm SubBytes() transformation a...

4 months ago

Solved

String to Binary Representation

Given a string, convert it using UTF-8 into a binary array where each character or byte is arraigned low to high. For example: ...

4 months ago

Solved

The almost-birthday problem.

This is a harder version of the birthday problem. Now, you will have to determine the probability that two or more people in a r...

4 months ago

Solved

Make a "better" checkerboard matrix

This problem seeks to expand the task in Cody Problem 4 by allowing for the creation of checkerboard matrices that can be rectan...

4 months ago

Solved

Mechanics 1

I thought I would make a mechanics problem for all those physics lovers out there. Imagine two solid, rigid spheres B1 and B...

4 months ago

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How Far Can You Throw Something?

As you probably learned in your high school physics class, throwing an object at a 45 degree angle will give you the maximum ran...

4 months ago

Solved

Bouncing disk

A disk is placed in a rectangular room with dimensions a and b in a point with coordinates x0 and y0. The disk is given a startu...

4 months ago

Solved

Hamming Weight - Fast

The Hamming Weight, <http://en.wikipedia.org/wiki/Hamming_weight wiki Hamming Weight>, in its most simple form is the number of ...

4 months ago

Solved

You LOVES Matlab 41%

Given two strings, determine the percentage that one loves the other in the following way: YOU LOVES MATLAB there is 1 '...

5 months ago

Solved

Fractal: area and perimeter of Koch snowflake

Starting from an equilateral triangle with side 's', what is the area and perimeter of Koch snowflake at n'th recursive iteratio...

5 months ago