In both the lock-free and wait-free universal constructions, the sequence number of the sentinel node at the tail of the list is initially set to 1. Which of these algorithms, if any, would cease to...

In both the lock-free and wait-free universal constructions, the

sequence number of the sentinel node at the tail of the list is initially set to 1. Which of these algorithms, if any, would cease to work correctly if the sentinel node’s sequence number were initially set to 0?