Cody

Problem 2653. Beauty of Parentheses

Solution 519773

Submitted on 3 Nov 2014
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Test Suite

Test Status Code Input and Output
1   Fail
%% str = '(()(()(()(()))))'; out = {'( )'; ' ()( ) '; ' ()( ) '; ' ()( ) '; ' () '} assert(isequal(braces(str),out))

Error: Assertion failed.

2   Pass
%% str = '()'; % trivial test out = {'()'}; assert(isequal(braces(str),out))

3   Fail
%% str = '((((()))))'; out = {'( )'; ' ( ) '; ' ( ) '; ' ( ) '; ' () '} assert(isequal(braces(str),out))

Error: Assertion failed.

4   Pass
%% a = randi(10); str = ''; for i = 1:a str = [str '()']; end out = {str}; assert(isequal(braces(str),out))

5   Fail
%% str = '()(((())))()'; out = {'()( )()'; ' ( ) '; ' ( ) '; ' () '} assert(isequal(braces(str),out))

Error: Assertion failed.

6   Pass
%% a = randi(10); str = ''; for i = 1:a str = ['(' str ')']; end out = {}; for i = 1:a s = [32*ones(1,i-1) '(' 32*ones(1,2*a-2*i) ')' 32*ones(1,i-1)]; out = [out; s]; end assert(isequal(braces(str),out))

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