import queue
import io:*;




fun main() : int {
    
    var q.construct() :  queue::queue<int>
    var q2.construct() : queue::queue<int>
    println("adding to q")
    for(var i = 0; i < 10; i++;) {
        defer println(i)
        println("pushing...")
        q.push(i)
    }

    println("adding to q2")
    for(var i = 9; i >= 0; i--;) {
        defer println(i)
        println("pushing...")
        q2.push(i)
    }

    println("pop test...")
    println(q.pop())
    println("q is about to pop")
    while(!q.empty()) {
        q2.push(q.pop())
    }
    println("q popped")
    println("q2 is about to pop")
    while(!q2.empty()) {
        println(q2.pop())
    }

    println("done")
    return 0
}