import java.io.*;
import java.util.*;
public class codingBat{
public int[] middleWay(int[] a, int[] b) {
int[] middle = new int[2];
middle[0] = a[1];
middle[1] = b[1];
return middle;
}
public int[] makeEnds(int[] nums) {
int[] ends = new int[2];
ends[0] = nums[0];
ends[1] = nums[nums.length - 1];
return ends;
}
public int[] fizzArray(int n) {
int a = 0;
int[] fizz = new int[n];
while (a<n){
fizz[a] = a;
a = a + 1;
}
return fizz;
}
public boolean only14(int[] nums) {
for (int i=0; i<nums.length;i++){
if (nums[i] != 1 && nums[i] != 4) {
return false;}
}
return true;
}
}