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Baalzamon


85 2011 年以降の合計貢献数

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How to make a colorbar for a Fill3 plot resembling surf
So, I compared my plot (using fill3) to the similar plot with surf with the get() function and noticed that my cdata is empty an...

5年以上 前 | 0

質問


How to make a colorbar for a Fill3 plot resembling surf
So previously I asked about making a surf style plot with the center of the square being the point of interest as oppose to usin...

5年以上 前 | 1 件の回答 | 0

1

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Splitting up a matrix into X sizes/ based on specified values in a matrix
Logical indexing is one way. Both Doug and Loren have a mini tutorial on it. To get say all elements of X(1,:), that are say 0-5...

6年弱 前 | 0

質問


Surface plots and mesh
% So here is the problem, Say I have the following arrays: x = [1, 2, 3]; y = [1, 2, 3]; A = [1, 1, 1; 1, 2, 1; 1, 1,...

6年以上 前 | 1 件の回答 | 0

1

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Subset Sum
Given a vector v of integers and an integer n, return the the indices of v (as a row vector in ascending order) that sum to n. I...

7年弱 前

解決済み


QWERTY coordinates
Given a lowercase letter or a digit as input, return the row where that letter appears on a <http://en.wikipedia.org/wiki/Keyboa...

7年弱 前

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Make a Palindrome Number
Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...

7年弱 前

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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...

7年弱 前

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Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

7年弱 前

解決済み


Back to basics 9 - Indexed References
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix and row and column, output the index of th...

7年弱 前

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Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

7年弱 前

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Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...

7年弱 前

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Distance walked 2D
Suppose you go from x-y coordinates [3,4] to [0,0] to [0,1] to [1,1], then you walked 7 units of distance.

7年弱 前

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Count from 0 to N^M in base N.
Return an array of numbers which (effectively) count from 0 to N^M-1 in base N. The result should be returned in a matrix, with ...

7年弱 前

解決済み


Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

7年弱 前

解決済み


Back to basics 8 - Matrix Diagonals
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector of numbers, output a square array with the...

7年弱 前

解決済み


Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

7年弱 前

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Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

7年弱 前

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The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

7年弱 前

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Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

7年弱 前

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

7年弱 前

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Is my wife right?
Regardless of input, output the string 'yes'.

7年弱 前

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Compute a dot product of two vectors x and y
x and y are input vectors, d is a number and contains their dot product

7年弱 前

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Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

7年弱 前

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Back to basics 11 - Max Integer
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive integer MATLAB can handle.

7年弱 前

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surface of a spherical planet
you just discovered its circumference, that is the input.

7年弱 前

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Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

7年弱 前

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Making change
Given an amount of currency, return a vector of this form: [100 50 20 10 5 2 1 0.5 0.25 0.1 0.05 0.01] Example: Input a = ...

7年弱 前

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Increment a number, given its digits
Take as input an array of digits (e.g. x = [1 2 3]) and output an array of digits that is that number "incremented" properly, (i...

7年弱 前

解決済み


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

7年弱 前

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