Cody

# Problem 53. Duplicates

Solution 1701255

Submitted on 1 Jan 2019 by GEORGIOS BEKAS
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### Test Suite

Test Status Code Input and Output
1   Pass
strs = {'aa','bb','aa','aa'}; correct = {'aa'}; result = duplicates(strs); assert(isempty(setdiff(result,correct)) & isempty(setdiff(correct,result)))

u = 1×2 cell array {'aa'} {'bb'} dups = 0×0 empty cell array idx = 1×4 cell array {[1]} {0×0 double} {[1]} {[1]} dups = 1×1 cell array {'aa'} idx = 1×4 cell array {0×0 double} {[1]} {0×0 double} {0×0 double}

2   Pass
strs = {'10','11','12'}; correct = {}; result = duplicates(strs); assert(isempty(setdiff(result,correct)) & isempty(setdiff(correct,result)))

u = 1×3 cell array {'10'} {'11'} {'12'} dups = 0×0 empty cell array idx = 1×3 cell array {[1]} {0×0 double} {0×0 double} idx = 1×3 cell array {0×0 double} {[1]} {0×0 double} idx = 1×3 cell array {0×0 double} {0×0 double} {[1]}

3   Pass
strs = {'zzz','zzz','zzz'}; correct = {'zzz'}; result = duplicates(strs); assert(isempty(setdiff(result,correct)) & isempty(setdiff(correct,result)))

u = 1×1 cell array {'zzz'} dups = 0×0 empty cell array idx = 1×3 cell array {[1]} {[1]} {[1]} dups = 1×1 cell array {'zzz'}

4   Pass
strs = {'a','b','c','b','d','c'}; correct = {'b','c'}; result = duplicates(strs); assert(isempty(setdiff(result,correct)) & isempty(setdiff(correct,result)))

u = 1×4 cell array {'a'} {'b'} {'c'} {'d'} dups = 0×0 empty cell array idx = 1×6 cell array {[1]} {0×0 double} {0×0 double} {0×0 double} {0×0 double} {0×0 double} idx = 1×6 cell array {0×0 double} {[1]} {0×0 double} {[1]} {0×0 double} {0×0 double} dups = 1×1 cell array {'b'} idx = 1×6 cell array {0×0 double} {0×0 double} {[1]} {0×0 double} {0×0 double} {[1]} dups = 1×2 cell array {'b'} {'c'} idx = 1×6 cell array {0×0 double} {0×0 double} {0×0 double} {0×0 double} {[1]} {0×0 double}

5   Pass
strs = {}; correct = {}; result = duplicates(strs); assert(isempty(setdiff(result,correct)) & isempty(setdiff(correct,result)))

u = 0×1 empty cell array dups = 0×0 empty cell array

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