1115.py

while True:
    a, b = (raw_input()).split(' ')
    a = int(a)
    b = int(b)
    
    if a == 0 or b == 0:
        break

    if a > 0 and b > 0:
        print "primeiro"
    elif a > 0 and b < 0:
        print "quarto"
    elif a < 0 and b < 0:
        print "terceiro"
    else:
        print "segundo"