STL-单向队列queue

#include"iostream"

#include"cstdlib"

#include"queue"

using namespace std;

int main(int argc,char * argv[])

{

queuec1;

queuec(c1);

c.push(1);

c.push(2);

c.push(3);

c.push(4);

cout<<c.front()<<' '<<c.size()<<''<<c.back()<<endl;

c.pop();

cout<<c.front()<<' '<<c.size()<<''<<c.back()<<endl;

cout<<c.empty()<<endl;;

cout<<c.empty()<<endl;

system("pause");

return 0;

}