4B. Consider the Fibonacci heap given in Fig.Q.4B(* denotes marked nodes): 10 13 666 667 668 Fig. Q.4B i. Show the result of del min operation. ii. Show the result of decreasing key from 666 to 466. Show the marked nodes. 4B. Consider the Fibonacci heap given in Fig.Q.4B(* denotes marked nodes): 10 13 666 667 668 Fig. Q.4B i. Show the result of del min operation. ii. Show the result of decreasing key from 666 to 466. Show the marked nodes