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| Given 2 int arrays, each length 2, return a new array length 4 containing all their elements. plusTwo([1, 2], [3, 4]) → [1, 2, 3, 4] plusTwo([4, 4], [2, 2]) → [4, 4, 2, 2] plusTwo([9, 2], [3, 4]) → [9, 2, 3, 4] ...Save, Compile, Run (ctrl-enter) | 
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Difficulty: 160.0
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