---

n_2 = []
for N in range(1000,20000):
    if N < 1000:
        n1 = str(N)[0:]
        n_2.append(n1[:3])
    if 999 < N < 10000:
        for g in range(0,2):
            n1 = str(N)[g:]
            n_2.append(n1[:3])
    if 9999 < N < 100000:
        for g in range(0,3):
            n1 = str(N)[g:]
            n_2.append(n1[:3])
    if int(int(max(n_2))-int(min(n_2))) == 415:
        print("max:",int(max(n_2)))
        print("min:",int(min(n_2)))
        print("N:",N)
        print("")
    n_2 = []