dem13.n2

def f1(x,y,z,w):
    return (w <= z) == (y <= x)

def f2(x,y,z,w):
    return (w <= z) and (x != y)

v= [0,1]
print('x y z w F1 F2')
for x in v:
    for y in v:
        for z in v:
            for w in v:
                F1 = f1(x,y,z,w)
                F2 = f2(x,y,z,w)
                #if F1 == 0 or F2 == 0:
                    #print(x,y,z,w,int(F1),int(F2))
                if F1 == 0 and F2 == 1:
                    print(x,y,z,w,int(F1),int(F2))