
public class ListaPR {
	PullRequest first;
	
	public ListaPR() {
		first = new PullRequest(null);
	}
	
	public void insertarPR(String t) {
		this.t=t;
	}
	
	public int getSize() {
		return size;
	}
	
	public boolean isEmpty() {
		//...
		return false;
	}
}

@@ -249,10 +249,67 @@
 lse;%0A%09%7D%0A
+%09public PullRequest getFirst() %7B%0A%09%09return fisrt.next;%0A%09%7D%0A
 %7D%0A

Update ListaPR.java