Pros and cons of vitamin A

Help me please please help me Can someone urgently help me with my java code (I WILL GIVE BRAINLIEST)?! Ive been working on it for hours and its not working! (please give an actual answer...)*examples of required output at the bottom*code: public class CircularList{private ListNode head;private ListNode tail;private int size;public CircularList(){head = tail = null;size = 0;}public int size(){return size;}public boolean isEmpty(){return (size == 0);}public int first(){if (head != null) {return head.getValue();}return -1;}public Integer last(){if (tail != null) {return tail.getValue();}return -1;}public void addFirst(Integer value){head = new ListNode(value, head);if (tail == null) {tail = head;}size++;}public void addLast(Integer value){ListNode newTail = new ListNode(value, null);if (tail != null) {tail.setNext(newTail);tail = newTail;} else {head = tail = newTail;}size++;}public void addAtPos(int pos, Integer value){if (pos == 0) {addFirst(value);return;}if (pos size) {return;}if (pos == size) {addLast(value);return;}ListNode ptr = head;for(int i=0; i = size) {return retVal;}if (pos == 0) {return removeFirst();}ListNode ptr = head;for(int i=0; iptr = ptr.getNext();}retVal = ptr.getNext().getValue();if (pos == size-1) {tail = ptr;tail.setNext(null);} else {ptr.setNext(ptr.getNext().getNext());}size--;return retVal;}public int findNode(Integer find){ListNode ptr = head;for(int pos=0; posif (ptr.getValue() == find) {return pos;}ptr = ptr.getNext();}return -1;}public void rotate(){addLast(removeFirst());}public String toString(){String output = "";ListNode iter = head;while(iter != null) {output += String.format("%d ", iter.getValue());iter = iter.getNext();}return output;}}size = 6 first = 50 last = 6050 20 10 40 30 60removeFirst = 50size = 5 first = 20 last = 6020 10 40 30 60removed = 30size = 4 first = 20 last = 6020 10 40 60size = 4 first = 20 last = 6020 10 40 60found at -1removed = -1size = 4 first = 20 last = 6020 10 40 60size = 4 first = 10 last = 2010 40 60 20 21=-7nIt's a one-step equation. Please help!! calculate the force needed to accelerate a car of mass 1500 kg by 5m/s s + 10.7 = 7.2s = ? how do i solve any five differences between mountain region and hilly region of Nepal? Imagine you are filling a bucket with water but the bucket has a hole in it what will happen to the level of the water in the bucket Solve the equation 1.2x = 5.16 for x.x = 1. Write a summary of the text. "Settling In: Boarders and Greenhorns" from Shutting out the Sky. Use the information on the two sides above to help you. You must follow the summary template. Each step of the template is worth. Can anyone please help me think of some ideas of what to write? Thank you :) What is the value of the expression 9 ( fraction 1 over 2 )4 48? C Write differences onPopulation distribution and population composition What does the term "feedback inhibition describe? trigger warning/ su1cide ---how do you break up with someone over text because hes saying hell k1ll himself if you dont do what he wants you to do? Alistair and Jason both deposited $500 into their bank accounts. Alistair earned 2.5% simple interest per year. Jason earned 4.5% simple interest per year. How much more did Jason receive in interest than Alistair after 4 years? What did the United States mean when it suggested an "Open-Door Policy" in China?All nations were "off-limits" to imperialism in China.All nations should be allowed to trade freely in all Chinese ports.All nations should have an exclusive sphere of influence in China.All nations should pay their respect to the emperor when trade is conducted in China. What was the acts that declared that all persons born in the us were now citizens without regard of race color or previous condition r+6 Pls help this is due today! Find the value of x, then the value of each angle: Read and choose the correct option with the Irregular verb in the future tense to complete the sentence.Marcelo y yo ___ que ir al ocano el jueves. (1 point)carbcarbremostendrtendremos