Ȥ
basic4abcdȤ

for a=1 to 9
for b=0 to 9
if b=a then goto 30
for c=0 to 9
if c=a or c=b then goto 20
for d=0 to 9
if d=a or d=b or d=c then goto 10
if a+b<>9 and a+c<>9 and a+d<>9 and b+c<>9 and b+d<>9 and c+d<>9 then let s=s+1
10 next d
20 next c
30 next b
40 next a
print s
end

f9ơ1728()
˭ԡ 827ڡ 0:06:22 MAIL:fttnm528@ybb.ne.jp 43640
٥륯åĥ
09,18,27,36,45Ȥ߹碌Ʒ1ĤǤ줾ɤȤ543216ΰ̤0ˤʤ礬4328ǤϽΤǡޤȤ432891920-1921728ˤʤޤ
827ڡ 0:09:26 43642
ʪ
basicȤΤǡ#43643ȤۤƱǤ
!===ְ㤨Τ9ȽФƤޤޤ...
827ڡ 0:11:30 MAIL:butsuri.0523@gmail.com HomePage:Math Labyrinth 6(ü­)43644
ʪ
43643ǤϤʤ#43640Ǥ
827ڡ 0:12:40 MAIL:butsuri.0523@gmail.com HomePage:Math Labyrinth 6(ü­)43645
ǯ
abcdȤȡa19ޤǡ
baa­9ˤʤʳ8̤ꡢ
caa­9ˤʤbb­9ˤʤʳ6̤ꡢ
dƱͤˤ4̤ꡣ
9*8*6*4=1728̤Ȥޤ
827ڡ 0:17:09 43646
baLLjugglermoka
9*9*8*7=4536֤ä㤤ޤ
ͤľ9*8*6*4=1728Ǥ
827ڡ 0:22:26 43647
٥륯åĥ
#43646Ԥ
ʤۤɡʤʬʤƺѤߤޤ͡ٶˤʤޤ

ʬȤΤŬʤΤ
827ڡ 0:27:37 43648
⡼ޥ
٥륯åĥƱǤ ^^
5!*2^4-4!*2^3=1920-192=1728

but...ǯԤΤޡȤ͢
¨ ^^;v 827ڡ 0:47:01 43649
Mr.ǥ
٥륯åĥƱǤ
ϡ{0,9}{1,8}{2,7}{3,6}{4,5}ȤͤΤȷƤäƲ
ǯԤΡ#43646Τ褦ȯۤǤޤǤƬʤäƤ롦
827ڡ 0:58:21 43650

٥륯åĥƱ褦ˡ09,18,27,36,45Ȥ߹碌Ʒ1ĤǤȹͤΤǤ
ޤΤĤ4ڥ飳dzƥڥĤĤ뤫飴ᣳ̤ꡢ¤ؤᣱ̤ʤΤǣᣵ̤
ޤޤʤΤޤʣ̤ˡܣޤޤʤʣᣱ̤ˡᣴ̤ꡣ¤ؤᣲ̤ʤΤǣᣱ̤
ܣᣱ̤ȡݤˡǽФƤޤ
Ϻꡡ 827ڡ 2:21:15 43651
ϥ饮㡼ƥ
Ϥ褦ޤ

ץǤ
ľ򿩤餤ޤ̵Ǥ
827ڡ 5:33:21 HomePage:湩ؤ˥43652
̴
ǽ­ƣȤʤȤ߹碌ĤμԡĤΤΤʬƤȹͤƤޤʣʣǡȯۤžơǯ¤Ʊȯۤ˻ˤĤޤâǽϤ٤ƤοͤۤʤɤФƤꡢ桹ޤǤ
ٻΤ桡 827ڡ 8:53:27 43653
???
Sub Macro1()
Cells(1, 1).Value = 0
Dim a As Integer, b As Integer, c As Integer, d As Integer
For a = 1 To 9
For b = 0 To 9
If a <> b And a + b <> 9 Then
For c = 0 To 9
If a <> c And b <> c And a + c <> 9 And b + c <> 9 Then
For d = 0 To 9
If a <> d And b <> d And c <> d And a + d <> 9 And b + d <> 9 And c + d <> 9 Then
Cells(1, 1).Value = Cells(1, 1).Value + 1
Cells(Cells(1, 1).Value, 2).Value = a
Cells(Cells(1, 1).Value, 3).Value = b
Cells(Cells(1, 1).Value, 4).Value = c
Cells(Cells(1, 1).Value, 5).Value = d
End If
Next d
End If
Next c
End If
Next b
Next a
End Sub
827ڡ 9:33:40 43654
ϺĹ
ȯ˴򤷤Τǽ񤭹ߡ
⡢09,18,27,36,455Ȥ5432161920
ΰ̤0ˤʤ硢Ť˹ͤ4328=192
1920-1921728
ꤤԤä


827ڡ 9:38:06 43655
uchinyan
Ϥˤϡơϡ
ϴĤιͤΤǤǤŪˤɸŪʡ
Ͼ˻֤ʤΤǡñˤʴǡ

Ȥޤ
1 9 9 ġ
0 9 Τ Ȱۤʤ¤ 9 ˤʤʤΤ 10 - 2 = 8 ġ
0 9 Τ Ȱۤʤ¤ 9 ˤʤʤΤ 10 - 4 = 6 ġ
0 9 Τ Ȱۤʤ¤ 9 ˤʤʤΤ 10 - 6 = 4 ġ
ǡĿϡ9 * 8 * 6 * 4 = 1728 ġˤʤޤ

βˡϡ˿դäƤΤǡݤˡȤޤ
¾βˡȤơ㤨С
0 뤫ɤǾʬ8 * 6 * 4 * (4 + 2) + 8 * 6 * 4 * 3 = 1728 ġ
Τ¤ 9 ˤʤΤ9 * 9 * 8 * 7 - 9 * 8 * 7 * 6 + 9 * 8 * 3 = 1728 ġ
ʤɤޤ
ͥνȡ 827ڡ 14:01:45 MAIL:uchi@sco.bekkoame.ne.jp 43656
uchinyan
ǼĤɤߤޤ

#43642#43649#43650#43655
¤ 9 ˤʤڥĤƷ头Ȥΰ̤ 0 ˤʤˡ
ʤۤɡϤǤ͡
Ʊͤιͤǻ褦򤤤ȤפФޤ

#43646#43653#43656
̷夫˹ä򤷤Ƥˡ

#43651
¤ 9 ˤʤڥĤ 0 ޤफɤǾʬƳƷ头Ȥֲˡ

#43640#43644#43652#43654
ץˤˡ
ͥνȡ 827ڡ 14:40:21 MAIL:uchi@sco.bekkoame.ne.jp 43657
ۡॺ
ȯʤΤǽ񤭹ߤޤΰ̤19ޤǤΣġɴΰ̤ΰ̤ȡΰ̤­9ˤʤϻȤʤäƻȤ8ġΰ̤Ʊ褦˹ͤ98641728
829ڡ 16:05:00 43658
2000ǯ5
ǽꤵƤޤ͡
829ڡ 19:17:21 43659
ʪ
09ȤȤˤȤǥʤäץߥ
830 20:11:57 MAIL:butsuri.0523@gmail.com HomePage:Math Labyrinth 6(ü­)43660

Ѥ餺в(*_*)
831ʷ 11:48:45 43661

9*8*6*4
Ǥ
831ʷ 11:58:38 43662

Ӥƥ
91ʲС 11:13:04 MAIL:nikotan@fat.coara.or.jp 43663