Merge arr1 [ 0. . n1 - 1 ] and arr2 [ 0. . n2 - 1 ] into arr3 [ 0. . n1 + n2 - 1 ]
def mergeArrays ( arr1 , arr2 , n1 , n2 ) : NEW_LINE INDENT arr3 = [ None ] * ( n1 + n2 ) NEW_LINE i = 0 NEW_LINE j = 0 NEW_LINE k = 0 NEW_LINE DEDENT