from collection import collection
import sys, tty, termios
def getch():
    fd = sys.stdin.fileno()
    old_settings = termios.tcgetattr(fd)
    try:
        tty.setraw(sys.stdin.fileno())
        ch = sys.stdin.read(1)
    finally:
        termios.tcsetattr(fd,termios.TCSADRAIN, old_settings)
    return ch
def sorting(x,y):
    while True:
        print "larger is j: "+str(x)+" k: "+str(y)
        r = getch()
        if r == "j":
            return +1
        elif r == "k":
            return -1
print sorted(collection,cmp=sorting)