public class cb1 {
public boolean only14(int[] nums) {
for (int i=0; i<nums.length; i++) {
if (nums[i] != 1 && nums[i] != 4)
return false;
}
return true;
}
public int[] fizzArray(int n) {
int[] fizz = new int[n];
for (int i=0; i<fizz.length; i++)
fizz[i] = i;
return fizz;
}
public int[] makeEnds(int[] nums) {
int[] ans = new int[2];
ans[0] = nums[0];
ans[1] = nums[nums.length-1];
return ans;
}
public int[] middleWay(int[] a, int[] b) {
int[] c = new int[2];
c[0] = a[1];
c[1] = b[1];
return c;
}
}