import java.io.*;
import java.util.*;
public class Arrays {
public int[] middleWay (int[] a , int[] b) {
int [] n = {a[1], b[1] };
return n;
}
public int [] makeEnds (int[] nums) {
if (nums.length == 1) {
int [] maker = {nums [0] };
return maker;
}
else {
int [] maker = {nums[0], nums [nums.length - 1] };
return maker;
}
}
public int[] fizzArray (int n) {
int [] f = new int [n];
for (int i = 0; i < n; i++) {
f[i] = i;
}
return f;
}
public boolean only14 (int [] nums) {
for (int i = 0; i < nums.length; i++) {
if (!(nums [i] == 1) && !(nums [i] == 4)) {
return false;
}
}
return true;
}
}