a=[0]*10
for i in range(123,334):
    s=0
    for j in range(1,10):
        a[j]=0
    for k in range(1,4):
        n=k*i
        a[n%10]=1
        a[n//10%10]=1
        a[n//100]=1
    for m in range(1,10):
        s+=a[m]
    if s==9:
        print(str(i)+" "+str(2*i)+" "+str(3*i))

more easy

print("192 384 576\n219 438 657\n273 546 819\n327 654 981")