package main import ( "fmt" ) func main() { a,b:=0,0; ch := ""; num :=0; erene := make([]int,0); fmt.Scanf("%d %d",&a,&b); for i:=0;i<b;i++{ fmt.Scanf("%s %d",&ch,&num); switch ch{ case "push": if len(erene) == a { fmt.Println(&quo...