Write a program to implement multiple timers using a single clock. Input for this program...

Write a program to implement multiple timers using a single clock. Input for this program consists of a sequence of four types of commands (S , T, E , P): S sets the current time to ; T is a clock tick; and E schedules a signal to occur at time ; P prints out the values of Current time. Next signal, and Clock header. Your program should also print out a statement whenever it is time to raise a signal.