while True:
    x, y = [int(x) for x in input().split()]

    if x > 0 and y > 0:
        quadrante = "primeiro"
    elif x < 0 and y > 0:
        quadrante = "segundo"
    elif x < 0 and y < 0:
        quadrante = "terceiro"
    elif x > 0 and y < 0:
        quadrante = "quarto"
    else:
        break
        
    print(quadrante)