[ { "n": 5, "array": [ 5, -5, 5, -5, 5 ] }, { "n": 2, "array": [ 1, -1 ] }, { "n": 6, "array": [ 10, -10, 10, -10, 10, -10 ] }, { "n": 4, "array": [ 41, -41, 41, -41 ] } ]