Problem 2456. remove single elements

Created by rifat

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231 Solutions
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Last Solution submitted on Jan 19, 2022

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2 Comments

2 Comments

Guillaume on 21 Jul 2014

Since matlab has so many different ways of representing the empty set, could you test for emptiness using isempty(...) rather than isequal([], ...) ?

shahriar memaran on 25 Mar 2017

Test suit # 4 should not compare out = [] with output of the function but rather isempty(out) !!!

Solution Comments

Solution 2675138

1 Comment

1 Comment

Masato Kanematsu on 10 Jul 2020

This cody problem is really nice. At first, I felt difficult to solve it without for or while. After that, I reached to a solution.

Solution 490227

2 Comments

2 Comments

Harish Maradana on 25 Aug 2014

function A=removeSingle(A)
[n, bin] = histc(A, unique(A));
multiple = find(n ==1);
index = find(ismember(bin, multiple));
A(index)=[];
end
failed for 4 test suit help me

Binbin Qi on 27 Oct 2014

>> A = 1;A(1)=[];size(A)
ans =
1 0
>> size([])
ans =
0 0

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matrix manipulation unique

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Problem 2456. remove single elements

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Problem 2456. remove single elements

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Last 200 Solutions

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