< span style="margin:0px; padding:0px; border:none; color:black; background-color:inherit"> int priority;
< span style="margin:0px; padding:0px; border:none; color: black; background-color:inherit">intnum;//Something went wrong here. . . It should be sorted in order. . . Similar to the question in the queue done by HDU last time, li>
friendbooloperator<(nodea,nodeb)
{
if(b.priority== a.prio rity)
< span style="margin:0px; padding:0px; border:none; color:black; background-color:inherit">return b.num< a .num;