Amazon.com Interview Question
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Interview Question for Software Engineer at Amazon.com:
Jan 14, 2012
In-House interview: 1. Given two int arrays, return a third int array that contains all values in the first int array that aren't in the 2nd. If a value is duplicated in the first int array, only return it once in the output array. 2. Model a deck of cards
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Jan 16, 2012
Put the arrays into Set collection set1 and set2 and do set1.removeall(set2) and return set1.
Set<int> mySet1 = new HashSet<int>(Arrays.asList(array1));
Set<int> mySet2 = new HashSet<int>(Arrays.asList(array2));
mySet1.removeAll(mySet2);
return mySet1;
Set<int> mySet1 = new HashSet<int>(Arrays.asList(array1));
Set<int> mySet2 = new HashSet<int>(Arrays.asList(array2));
mySet1.removeAll(mySet2);
return mySet1;
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