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Solved
De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...
mer än 6 år ago
Solved
Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...
mer än 6 år ago
Solved
Find common elements in matrix rows
Given a matrix, find all elements that exist in every row. For example, given A = 1 2 3 5 9 2 5 9 3 2 5 9 ...
mer än 6 år ago
Error when building a trend line
polyfit requires x , y to be vectors. Also, it makes no sense to fit a single value. It seems to me that your usage of polyval ...
mer än 6 år ago | 0
| accepted
multiple logarithmic x-axes
https://www.mathworks.com/help/matlab/creating_plots/graph-with-multiple-x-axes-and-y-axes.html The above doc describes the cre...
mer än 6 år ago | 1
how to add 2 legends for 2 portions of one plot?
The following plot gives rise to two legends plot(x,y,'b'); hold on; plot(x1,y1,'r'); legend( 'on', 'off'); matlab automati...
mer än 6 år ago | 0
Outputting function into multiple columns of matrix
Instead of returning [A1, A2, A3, A4, A5, A6] seperatly redifine your function to return AA. Where, AA = [A1 A2 A3 A4 A5 A6]; ...
mer än 6 år ago | 1
| accepted
How to scale figure when printed in pdf without losing resolution?
Can you attach your generated pdf ? It seems to be running fine on my computer. The titles of the figure and the xlabel appear...
mer än 6 år ago | 0
why the subtraction gives the wrong ans.?
If you want to store negative it is better to convert it to int16. This makes it possible to store negative integers. The form...
mer än 6 år ago | 0
How can I change orientation and resolution in a pdf printed figure?
Instead of the set function, use the orient function to set the orientation that is used when saving or printing https://www.ma...
mer än 6 år ago | 0
| accepted
Solved
Remove all the words that end with "ain"
Given the string s1, return the string s2 with the target characters removed. For example, given s1 = 'the main event' your ...
mer än 6 år ago
Solved
Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...
mer än 6 år ago
Solved
What is the next step in Conway's Life?
Given a matrix A that represents the state of <http://en.wikipedia.org/wiki/Conway's_Game_of_Life Conway's game of Life> at one ...
mer än 6 år ago
Solved
Summing Digits within Text
Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...
mer än 6 år ago
Solved
Duplicates
Write a function that accepts a cell array of strings and returns another cell array of strings *with only the duplicates* retai...
mer än 6 år ago
Solved
Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
mer än 6 år ago
Solved
Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...
mer än 6 år ago
Solved
Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...
mer än 6 år ago
Solved
Cell joiner
You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...
mer än 6 år ago
Solved
Find the alphabetic word product
If the input string s is a word like 'hello', then the output word product p is a number based on the correspondence a=1, b=2, ....
mer än 6 år ago
Error using svd Input to SVD must not contain NaN or Inf.
Run any(any(isnan(din))) and any(any(isinf(din))). If the output is 1 it means your matrix din has an infinity value or a not a ...
mer än 6 år ago | 0
| accepted
How to get the max level and the fields name of the HDF5 data?
https://www.mathworks.com/help/matlab/ref/h5info.html The h5info function gives you the required information about a hdf5 file....
mer än 6 år ago | 0
Solved
Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...
mer än 6 år ago
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Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...
mer än 6 år ago
Solved
Remove all the consonants
Remove all the consonants in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill'; Output s2 is 'a ...
mer än 6 år ago
Solved
Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...
mer än 6 år ago
Solved
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 ...
mer än 6 år ago
Solved
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 = ...
mer än 6 år ago
Solved
Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...
mer än 6 år ago
How to obtain a .csv file?
https://www.mathworks.com/help/matlab/ref/writematrix.html Documentation for writematrix function, writematrix(A,filename) here...
mer än 6 år ago | 0
| accepted
