I. Sobirjonov A. Qo`shmatov

Topshiriq: Ixtiyoriy ro’yhat tuzing unda ma’lumotlarni qo’shing ,o’chiring,izlang.

navbat =new PriorityQueue();
// offer() navbatga azolar qoshadi.
navbat.offer("navabt-'Aziz' niki");
navbat.offer("navabt-'Otabek' niki");
navbat.offer("navabt-'Sardor' niki");
navbat.offer("navabt-'Tursinali' niki");
// remove() izlab ochirish
if (navbat.remove("navabt-'Tursinali' niki")){
System.out.println(true);
}
System.out.printf("%s\n", navbat);

// peek() 1-navbat kimniki ekanlif=gini bildirib beradi;
System.out.printf("%s\n", navbat.peek());
// poll() navbatni ochiradi.
navbat.poll();
System.out.printf("%s\n", navbat);
}
}