import Cocoa

/* Create an array of 2 negative integers */
var negativeIntegers = [-1, -2]

/* print the array */
print(negativeIntegers)

/* Create an array of 2 positive integers */
var positiveIntegers = [1, 2]

/* print the array */
print(positiveIntegers)

/* Merge the two arrays */
var allIntegers = negativeIntegers + positiveIntegers

/* print the array */
print(allIntegers)

Output

[-1, -2]

[1, 2]

[-1, -2, 1, 2]