Consider the permutations method from the textbook, which is intended to return all permutations of the word passed in as a parameter. If line #8 is changed to add the removed character to the end of each permutation of the shorter word, which change best describes the returned list?
result.add(s + word.charAt(i)); // line #8 revised
A)It contains all permutations.
B)It is an incomplete list of permutations.
C)It contains strings that are not permutations.
D)It contains duplicates of some permutations.

Question

Consider the permutations method from the textbook, which is intended to return all permutations of the word passed in as a parameter.  If line #8 is changed to add the removed character to the end of each permutation of the shorter word, which change best describes the returned list?
result.add(s + word.charAt(i)); // line #8 revised 
A)It contains all permutations. 
B)It is an incomplete list of permutations. 
C)It contains strings that are not permutations. 
D)It contains duplicates of some permutations.

Quizplus · Accepted Answer

The Answer of Consider the permutations method from the textbook, which is intended to return all permutations of the word passed in as a parameter.  If line #8 is changed to add the removed character to the end of each permutation of the shorter word, which change best describes the returned list?
result.add(s + word.charAt(i)); // line #8 revised 
A)It contains all permutations. 
B)It is an incomplete list of permutations. 
C)It contains strings that are not permutations. 
D)It contains duplicates of some permutations.

Consider the Permutations Method from the Textbook, Which Is Intended