dz 15(6)

for a in range(1,10000):
    for x in range(1,10000):
        for y in range(1,10000):
            if (((y + 5 * x != 31) or (a > x - 2)) and (a < y + 37)) == 0:
                break
        if (((y + 5 * x != 31) or (a > x - 2)) and (a < y + 37)) == 0:
            break
    else:
        print(a)