优先队列(结构体)
//最大最小堆
struct node
{
int i,n;
node (){}
node (int x,int y){
i=x;n=y;
}
bool operator<(const node& b) const
{
return n>b.n;
}
};
int main()
{
priority_queue<node> Q;
Q.push(node(1,2));
Q.push(node(2,3));
Q.push(node(1,3));
Q.push(node(3,4));
while(!Q.empty())
{
printf("%d %d\n",Q.top().i,Q.top().n);
Q.pop();
}
return 0;
}