ǯ
ʺ䱦ηǶڤΤȤơ˺Σʬ뤳Ȥͤ롣ơηǤ¤Ͼ礭أ̤Ǥ롣
ʬϣᣲ̤ꡣʺϣĤȣĤηޤˡ
ΤˡʤȣΣ̤ϱʤ뤳ȤϤʤΤǤ
ݣᣲ
裱Ǥ

1220ڡ 1:00:56 47824
٥륯åĥ
7亸8ΤȤ78Ǻ817ޤǤΤɤ줫ʤΤ7̤ꡣ
6亸7ΤȤ68ʤ鱦17ޤǤΤ2ĤʤΤ21̤ꡢ67Ȱֱ8Τǡ716ޤǤΤɤ줫6̤Ƿ21̤ꡣ
5亸6ΤȤƱͤ35155̤Ƿ55̤ꡣ
4亸5ΤȤƱͤ3520104̤Ƿ69̤ꡣ
оͤơ7+27+55ˡ2+69247̤ˤʤޤ

­ְ㤨Ƥֻ֤Ƥޤޤ
1220ڡ 0:32:45 47825
baLLjugglermoka
Ϥϱ2ĤĶڤȴ㤤10080Ƿ1080ȻȤ϶?
1220ڡ 0:27:34 47826
٥륯åĥ
#47824Ԥ
˻褦꤬ä褦ʵä국äƤޤ¿ʬ⺣Ʊĥäƿ褦ʵޤηǼĤޤ

1220ڡ 0:33:53 47827
⡼ޥ
äȵŤޤ ^^;

(2^7-1)+(2^6-1)+...+(2^0-1)
=2^8-1-8
=247

Ǥ ^^;v
1220ڡ 0:36:09 47828
鯤ο
žս꤬a b (a>b)ȤʤĿX(a,b)ͤ롣

֤ϡޤa꾮ʤȤʤ飱a-1椫飰İʾ
1b-1Ϻˤ֤ʤΤǡb+1a-1(a-b-1)Ĥ椫顢0İʾ֤Ȥˤʤ롣
ϡ2^(a-b-1)̤ꡣ
Τ줾ˤĤơ¤Ӥ⡢¤Ӥ⣱̤˷ޤ뤫顢
X(a,b)2^(a-b-1)

ϡ2^(a-b-1)(1a<b8)
(1+2+4+8+16+32+64)
(1+2+4+8+16+32)
(1+2+4+8+16)
(1+2+4+8)
(1+2+4)
(1+2)
1
127+63+31+15+7+3+1
247

1220ڡ 0:39:00 47829
鯤ο
2^(a-b-1)(1b<a8)ν񤭴ְ㤤Ǥ
1220ڡ 0:42:05 47830
Ȥ
Basic8Ĥο
abcdefghȤ

print time$
FOR a=1 to 8
FOR b=1 to 8
if b=a then goto 80
FOR c=1 to 8
if c=a or c=b then goto 70
FOR d=1 to 8
if d=a or d=b or d=c then goto 60
FOR e=1 to 8
if e=a or e=b or e=c or e=d then goto 50
FOR f=1 to 8
if f=a or f=b or f=c or f=d or f=e then goto 40
FOR g=1 to 8
if g=a or g=b or g=c or g=d or g=e or g=f then goto 30
FOR h=1 to 8
IF h=a OR h=b OR h=c OR h=d OR h=e OR h=f OR h=g THEN GOTO 20
if a>b and b<c and c<d and d<e and e<f and f<g and g<h then let s1=s1+1
if a<b and b>c and c<d and d<e and e<f and f<g and g<h then let s2=s2+1
if a<b and b<c and c>d and d<e and e<f and f<g and g<h then let s3=s3+1
if a<b and b<c and c<d and d>e and e<f and f<g and g<h then let s4=s4+1
20 next h
30 next g
40 next f
50 next e
60 next d
70 next c
80 next b
90 next a
PRINT "2 *";s1;"+2 *";s2;"+2 *";s3;"+";s4;"=";2*s1+2*s2+2*s3+s4
PRINT TIME$
end

00:56:12
2 * 7 +2 * 27 +2 * 55 + 69 = 247()
00:56:12
˭ԡ 1220ڡ 1:02:20 47831
Mr.ǥ
#47824ǯͤβˡäꤷƤƤǤ͡
ϡΤ褦ʲˡDz򤭤ޤʸϤڤ襤ǡ

1ޤǤǾοAnȤȤȤ
An+1Ǥ
1Ǿ(n+1)սϡ2̤
1234ν¤Ǥ(n+1)սϡn̤
ä
An+12Anܣ
A21
˴ŤƷ׻ޤ
1023ΤȤϤɤΤ褦˲򤤤˺Ƥޤޤ
1221ʶ 11:56:18 47832
ˤ
nܤn礭Τ꾮ΤӤޤ٤¤Фϣ̤ꡣ
Ķļˡ 1220ڡ 5:18:46 47835
ֿء׾ι
2^8-2-7=?
3:30ܳФ᤿Τˡٿơ
1220ڡ 6:58:08 47836
ǯ
#47832
Ĵ٤Ƥߤ963ǡ1023ˡϤ963Mr.ǥ̲򤤤ΤǤˡϰݤ˻ĤäƤ꺣⵭ˤޤʤǤְ㤤Ƥޤޤˡ
963ʤ䤬ޤ
1220ڡ 9:59:22 47837
ޤ륱
䡢1023򸫤ˡȯޤ
ֲפΥڡβϡ3ޤǤꤷƤޤ߷顢1000ʾ³ʤ⤷Ƥʤä顩
ʤΤ4夬ϤǤޤ󡣤äơ㤨1020󤫤1030򸫤Ƥ꤬Ǥޤ
ǡ999˻ꤹȡ999󤫤ޤǤβꥹȤɽޤ
!
1220ڡ 10:13:13 47838

ˤϡ
ˤϳФꡢѤäˤΩȯǤ
ְ㤨̲äƤޤޤf(^_^)
䱦Ȥʤ뺸¦ο٤СΤ¤1Ĥ˷ޤ롣
㤨к¦3ĤοΤȤ123װʳɤǤ⤤Τǡ8C3-1̤ꡣ
8C1+8C2+8C3+8C4+8C5+8C6+8C7-7=247̤ꡣ
1220ڡ 11:17:07 47839
ޤ륱
μϥץब񤭤䤹Ǥ͡Ruby ǥ饤ʡƤߤޤ

ruby -e 'p (1..2**8-2).map{|n|s=format("%08b",n);s.rindex("0")>s.index("1")}.count(true)'

飲򣸷ΣʿѴޤ
ϡ롼פ°С "0" "1" Ǥ路Ȥˤʤޤ
ǡֱˤ "0" ΰ֤Ȱֺˤ "1" ΰ֤١">" äɽޤ
1220ڡ 11:22:56 47840
Mr.ǥ
#47837
ϲ򤤤Ȥ褦ʤȻפäƤΤǤǯԤ
βˡνн꤬963λβˡΤäƤӤä
ʵϤ㲼ϤʤϤΤǤˢ1023ǤƱͤδۤ򤷤Ƥ
1220ڡ 12:42:20 47841
ޤ
Ψ40򲼲äƤΤˡˤɤ夤Ƥޤޤ(^^;
#47828 ⡼ޥ󤵤ޤƱˡǤ

#47824 ǯԤޡ#47832 Mr.ǥ ¾ߤʤޤβˡϡ
ۤٶޤ

9631023ˤΨ㤫äΤǤ͡ġʤȤ30
somewhere in the world 1220ڡ 13:18:40 47842
ޤ
#47838 ޤ륱󤵤
ϡºҤޤ(^^

ChromeǸƤޤΥڡ4뤳ȤǽǤޤʸŤIEǤϲǽ
⤷顢֥饦˰¸Τ⤷ޤ͡
somewhere in the world 1220ڡ 13:23:41 47843
٥륯åĥ
䡢4ϲǽˤʤäƤޤ͡

963äȤϡ򤤤ƤΤˤäääƤޤ
1220ڡ 15:05:19 47844
ˤ⡼
ۤƱ꤬Фޤ͡
ϣĤο飱Ĥο¤ؤˡ
8C1+8C2+8C3+8C4+8C5+8C6+8C7-7=247Ȥޤ
פĤƲ򤭤ޤ

NN棲ˤˤơդοP(N)Ȥ

P(N+1)=P(N)+NĢ
P(2)=顢P8ˤޤǤŤŪƳ
P8=247

դNν˿N+1פ򺹤ळȤͤ
ֺο⡢οΤۤײսֱ꤫ˡN+1פ򺹤
N+1դ
ޤNǡ12345NΤ褦˱夬ξ硢N+1פκ
κ¦Nκ¦N̤ꡣ

¡ 1220ڡ 22:20:21 47845
̴
äϤäΤǤäƤ
é夫Ƥޤޤ
īȤ뵤˽ФƤơ椹뤳Ȥˤ
Mr.ǥͤ#47832Jޥͤ#47839βˡˤäé
夭ޤ䡼ޤ
ٻΤ桡 1221ʶ 9:20:00 47846
ϺĹ
963긫ƤߤޤλϤʤ˶ϫ˲򤱤ȻפΤˡϤäѤϫޤΤϳβˡ򸫤ٶˤʤäɡǶϡ֤ۤפȴФǡ^^
1221ʶ 15:30:23 47847
ޤ륱
#47843
ޥ뤵󡢤˻楹ץȤľƤ줿褦Ǥ͡
꤬Ȥޤ
1221ʶ 17:03:32 47848
ϥ饮㡼ƥ
ץǤ

äˤʤäƤޤ
1222ڡ 15:09:18 HomePage:湩ؤ˥47849
ӣ
Ϣ³Ƚ񤫤ƤΤǤǤ˹פΤǤ礦
1223 22:01:31 47850

׻ˡ1֤˿礦ɿαȺ̤ȹͤơ8Ȥƹͤ롣η׻ˡǤϰ٤ʤѥ9ѥ󤢤ΤϤʤȤʤǤΤǡ256-9=247äƤȤǤ͡פ֤˲򤭤ޤ
1224ʷ 17:18:17 47851