Ȥ
Basic

FOR a=1 TO 9
FOR b=0 TO 9
FOR c=0 TO 9
IF MOD(10^5*a+10^4*b+10^3*c+10^2*c+10*b+a,85)=0 THEN PRINT 10^5*a+10^4*b+10^3*c+10^2*c+10*b+a
NEXT c
NEXT b
NEXT a
END

f9ơ

507705
513315
548845
554455
560065
589985
595595
˭ԡ 530ڡ 0:11:22 53380
ǯ
˵Ť󤬤ʤȤȤǵƤơ㤦ǺǤޤ
530ڡ 0:20:51 53381
פ
λβ
5Ǥ뤳Ȥ顢50005+1010ܣᣰ(mod85)
25-10ܣᣰ(mod85)
25+10(10-ˡܣᣰ(mod85)
ǣˡɽͤС10(10-ˡܣϣʾ1000ʲΣܿ
٤ƣ󤺤ļ狼롣
ä35ʾ1025ʲ10dzäƣ;룸ܿο
-50ʾ940ʲ170ܿο
5
530ڡ 0:24:30 53382
٥륯åĥ
ˤʤäΤDz򤭤ʤ
ȤäƤ⤤ϸĤޤǤ
οʤΤǥ5dzꡣ
500005ʾǺǾ85ܿ500055
ܤơ
17dz5;000770170­Ƥä00ˤʤΤϤʤ
11Ʊͤõ1331
ʲ48845445600689989559Τ7Ĥˤʤޤ
530ڡ 0:29:21 53383

abccba85dz롡ġ6
a=55bccb517dz
(50+b)2^2(10c+c)2^1(10b+5)2^017ܿ
17ܿȽꡣ2ĶڤäƤ줾2Ѥݤθ¤17dzиο17dz
205+14b-22c|17Ȥʤ(b,c)0b,c9ˤõ
;ñˤ3b+5c-1|17
(b,c)=(0,7),(1,3),(4,8),(5,4),(6,0),(8,9),(9,5)7̤
530ڡ 0:35:15 HomePage:https://twitter.com/monoxxxx53384
鯤ο
*100001+*10010+*110085ܿ
Υ*100001+*10010+*11005ܿ
ĥ*100001+*10010+*110017ܿ

*100001+*10010+*11005ܿ
Υ5ܿ
5

*100001+*10010+*110017ܿ

1+*14+*1217ܿ

(0,7),(1,3),(4,8),(5,4),(6,0),(8,9),(9,0)


//
530ڡ 0:37:49 53385
פ
λϣˡѤ˲򤱤Τǣꡩ
λˤ˲ˡϤʤΤǤ礦
530ڡ 0:38:28 53386
פ
ʤλ6ĤǤ
530ڡ 0:40:01 53387
鯤ο

*100001+*10010+*110085ܿ
Υ*100001+*10010+*11005ܿ
ĥ*100001+*10010+*110017ܿ

*100001+*10010+*11005ܿ
Υ5ܿ
5

*100001+*10010+*110017ܿ

1+*14+*1217ܿ

(0,7),(1,3),(4,8),(5,4),(6,0),(8,9),(9,5)


//
530ڡ 0:40:36 53388
ǯ
6οabccba
a=5ɬ
50000510010b1100c85ܿ
;꤫
3565b80c85ܿ
713b16c717(b+c)4bc17ܿ
4bc717ܿ
4b7-7-31591317212529
Τc09ˤ17ܿˤǤʤΤϡ1521
ä7
530ڡ 0:59:41 53389
٥륯åĥ
100117dzä;1511017dzä;8
150980917dzä5ˤʤΤõ
150145689
87384095
ʾ5̤ꡣ
530ڡ 1:00:40 53390
٥륯åĥ
ְ㤨ޤ7̤ꡣ
530ڡ 1:01:03 53391
鯤ο

*100001+*10010+*110085ܿ
Υ*100001+*10010+*11005ܿ
ĥ*100001+*10010+*110017ܿ

*100001+*10010+*11005ܿ
Υ5ܿ
5

*100001+*10010+*110017ܿ

1+*14+*1217ܿ

(0,7),(1,3),(4,8),(5,4),(6,0),(8,9),(9,5)


//
530ڡ 1:02:33 53392
٥륯åĥ
1509ΤȤ15dzä;809ΤȤ15dzä;¤٤õȤ䤹Ǥ
530ڡ 1:12:58 53393
٥륯åĥ
01513119753116
08167156145134
5ޤ22ˤʤȤ߹碌0+515+77+155+01+416+67̤ꡣ
530ڡ 1:36:01 53394
⡼ޥ
ߤʤƱǤ...^^;

;
50000535
1001065
110080

65a+80b=50+85m
13a+16b=10+17m...m=2〜14
õޤ...
(a,b)=(1,3),(6,0),(0,7),(5,4),(4,8),(9.5),(8,9)
7

...
(17-4)a+(17-1)b=17-7+17m
4a+b-7=17k
a=4k+1+(k-b+3)/4
b=0〜9
b=0...a=6
b=1...a=10..x
b=2...a=13...x
b=3...a=1
b=4...a=5
b=5...a=9
b=6...a=13...x
b=7...a=0
b=8...a=4
b=9...a=8
ȤäƤ⤢ޤѤʤ...^^;

ϤɤʴʤǤ礦...
530ڡ 1:49:47 53395
̿
ѥץDz򤤤Ƹޤץϡ
added=[]
for a in range(1,10):
for b in range(10):
for c in range(10):
num=a+b*10+c*100+c*1000+b*10000+a*100000
if num%85==0:
added.append(num)
print(added)
print(len(added))
ϡʬǺޤ
530ڡ 5:40:52 53396
ֿء׾ι
17ξ;ǿ褦Ȥޤɤʤäơץ˽Ƥ餤ޤ
530ڡ 7:55:20 53397
̿
ChatGPT-4o˥ץ㤤ޤץϡ
def count_divisible_numbers():
count=0
for a in range(1,10):
for i in range(10):
for u in range(10):
num=101001*a+10010*i+1100*u
if num%85==0:
count+=1
return count
result=count_divisible_numbers()
print(result)
AIϡؿɤȤޤ͡
530ڡ 10:05:02 53398
ֿء׾ι
ͤƤȤƤߤޤ
85=5*17 ǡϣǤϤʤΤǣ˷ޤ롣
Υϣᣱ(mod17)
ᥤᥤ(mod17)
ᥦᥦ(mod17)
äơܣܣᣰ(mod17)Ȥʤ褦ʣ飹μȤȤ뤫Ȥȡ
ܡʣݣ˥ܡʣݣ˥ᣱݣݣ(mod17)
ܣᣱ(mod17)ȤʤΤȤ褤
ǡǹǤ3*9+5*9=72ʤΤǡ18,35,52,69Τ줫ˤʤ뤳Ȥ夲뤳Ȥˤޤ
530ڡ 10:59:47 53399
ߤ
οܿʤΤǡᣵ

ࣱ;ء
ࣱ;
ࣱ;
Ȥȡءܣ١ܣڤdzڤ롣ءᣱʤΤǡ١ܣڡᣱ
ʣ٤ڤ⣱ʤΤǡءܣ١ܣڤʾˤϤʤʤ

ΤȤ٤ϣ
ΤȤڤϣ

١ܣڡᣱȤ߹碌õȡ
ʣˡʣˡʣˡʣˡʣˡʣˡʣ
ΣȤǤ롣

----------
οᥢߣܥߣܥߣܥߣܥߣܥߣ
֤ƹͤΤϿؤ֤Ǥ͡

äޤǤȡʤ̻ȤƻԺв򤱤٤ʤΤǡ
Τ褦ʲˡϻҤɤˤϤʤߤΤʤǤ͡
530ڡ 11:35:39 53400
ϥ饮㡼ƥ
octaveˤץǤ
61ڡ 10:59:46 MAIL:tfuruya@aria.ocn.ne.jp 53401
ޤ륱
p (500..999).map{|x|(x.to_s+x.to_s.reverse).to_i%85}.count(0)
ˡˤϤɤ失
62 13:01:17 53402
Ϸ
;פ鹶Ƥߤޤ
ñ;׻ʽʳ
ʣࣸᣱ;ꣴ

­

ʣߣᣲ;ꣳ
ᣵܿ
ܥʣ
;
ʡʣܣߣˡࣸᣰ;ꣳ









᭢;ࣵᣱ
Τϣ̤
64ʲС 8:26:33 MAIL:takaaki-k@aqr.bbiq.jp 53403
KawadaT
85=17*5

0ǤʤΤǡ5Ȥʤꡢ
6ϡ55

ǡȥϤ줾09ޤǤǤꡢ٤Ƥξ10*10=100Ȥʤޤ

50000517dz;1Ǥ

1) ޤ5000051100򷫤֤9ûƤ롣
2) 1110û1100򷫤֤9û롣
3) 2ˤ򤵤8󷫤֤

100̤οͤѰդޤ

100̤οͤ17dzڤޤȡ7̤Ȥʤޤ

ˤʤä顢Ʊǰ̤򲼤ƤȤǤ
64ʲС 14:40:17 53404
KawadaT
ɲǤ
1100ξϡ17dzä;12110ξ17dzä;8ûޤ
64ʲС 14:45:12 53405
ֿء׾ι
ʤߤ˻ϰʲΤ褦ʥɥåʥץǡ
c=0
for a in 1..9
for i in 0..9
for u in 0..9
if (a*100001+i*10010+u*1100)%85==0 then c+=1
end
end
end
end
p c
64ʲС 16:54:45 53406