ƿ̾˾
63Τ褦Ǥ57ǤϤʤǤ礦
114ڡ 0:24:39 50982
SECOND
⣵Ȼפޤ
114ڡ 0:27:34 50984
ƿ̾˾
57ˤʤޤ
114ڡ 0:27:49 50985

57ˤʤޤ
114ڡ 0:29:03 50987
٥륯åĥ
09󡢲09ʤȤơ00ʤ֤
0ι0ʤιˤϳ1ܤǷ2ܡ
19ϰϤǤϡ
1ʤ9ܡ
2ʤ2ܿ5ܡ
3ʤ3ܿ6ܡ
4ʤ2ܿ5ܡ
5ʤ5ܿ8ܡ
6ʤ23ܿ3ܡ
ʲ7ʤ8ܡ8ʤ5ܡ9ʤ6ܡ
57ܤˤʤäΤǤְäƤǤ礦
114ڡ 0:32:20 50988
ǯ
(ʬ줬29ޤǤδʬθĿܷ01)2ܷ11ġ57
114ڡ 0:32:57 50989
CRYING DOLPHIN
63ܤȡ1111121Ĥγʻˤʤ褦ʡġ
夲ƻ衡 114ڡ 0:33:42 MAIL:Ԥ HomePage:ԤԤ󤹤50990
鯤ο
(0,0)ȣĤγʻǤǤ뷹θĿ顢
0硢ξΤСX=#{b/aãba9a,bϼ}ȤȡʬοơX=27ϣX+357
//
114ڡ 0:34:59 50991
algebra
1112212222
(112222)2157(̤)
114ڡ 0:35:09 50992
ˤ
1111ˤ865ܤˤʤΤǤϤʤ
114ڡ 0:35:38 50993
ƿ̾˾
121Ĥγʻʤ65Ǥϡġ
114ڡ 0:35:47 50994

1111ʤˤǼĤޤ͡
114ڡ 0:38:04 50995
ˤ
(i,j) (1<=i,j<=10) ֤Ȥͤ63ˤʤꤽǤ
114ڡ 0:38:34 50996
٥륯åĥ
1111ȡ10-5+1ˡ442857+865Ǥ礦
114ڡ 0:39:08 50997
ܰ¿
֤οޤ꺸11Ƥ63ˤʤޤ
114ڡ 0:40:18 50998
٥륯åĥ
1111ˤơľӿʿ2ܤ­˺63ʤΤǤϡ
114ڡ 0:41:15 50999
ܰ¿
֤οޤ꺸11Ƥ63ˤʤޤ
114ڡ 0:42:50 51000
٥륯åĥ
#50998
κɸ0099ˤ٤Ȥ111010ˤƤޤȤˤʤޤ͡
114ڡ 0:44:00 51001
̻
57ä塢ˤ줺
줳ä63ޤ
ʤ57ǤϤʤ
114ڡ 0:45:57 51002
äѥȥ
⣵ˤʤꡢǤäƤߤȷμĴ٤ƣܣ(ȡ)ˤʤäΤǤȤĴ٤ƤߤȥμְäƤơľȤϤꣵˡ
114ڡ 0:48:04 51003
ܰ¿
֤οޤ꺸11Ƥ63ˤʤޤ
114ڡ 0:49:58 51004

(n,0)
(2,1)(3,1)(4,1)(5,1)(6,1)(7,1)(8,1)(9,1)10,1
(3,2)(5,2)(7,2)(9,2)
(4,3)(5,3)(7,3)(8,3)10,3
(5,4)(7,4)(9,4)
(6,5)(7,5)(8,5)(9,5)
(7,6)
(8,7)(9,7)10,7
(9,8)

(n,n)
10282+1=57
11ۢ312+1=63

Ǥ礦^^;
114ڡ 0:50:11 51005
⡼ޥ
(1/10&#12316;9/109)
1/9&#12316;8/98
1/8&#12316;7/8...4/8Ϥʤ6
1/7&#12316;6/76
1/6&#12316;5/62/6,3/6,4/6Ϥʤ2

Ĥϡ1
so...2*(9+8+6+6+2)+1=63

ȻפäƤޤ...ʬ줬10ΤΤϤޤΤǤ...^^;;

1/9&#12316;8/98
1/8&#12316;7/87
1/7&#12316;6/76
1/6&#12316;5/62/6,4/6Ϥʤ3
1/5&#12316;4/54

ȷ1
so...
2*(8+7+6+3+4)+1=57
Ǥ ^^;;
114ڡ 0:50:49 51007
ܰ¿
ʣƤƤޤޤ(ߤޤ)
114ڡ 0:51:18 51010

10,9ۤ˺Ƥޤ
11ΤȤ65Ǥ
114ڡ 0:55:13 51011
ߤ
֤ʣˤȤơʣˤȤ롣
֤Σıʣˤ֤ȡʣˡʣˡġʣˤǤƱ
ʤΤǡ˱ĹˤäƤ

κȤ򷫤֤ȡʣˤȡʣˤгαĻĤꡢ
гκƱġ
ơгˡʣˤĤäƤ롣

äơߣܣᣵ̤ꡣ
114ڡ 1:02:22 51012
⡼ޥ
äΤϷȤäƤʤäΤ...^^;

顼ΦմؿȤ...
(2)+(3)+(4)+(5)+(6)+(7)+(8)+(9)
=1+2+(2^2-2)+4+(1*2)+6+(2^3-2^2)+(3^2-3)
=1+2+2+4+2+6+4+6
=27
0
2*(27+1)=56
1
so...
56+1=57

ȤΤ׻ְ㤤ʤƺѤߤޤ...¿ʬ... ^^;;
114ڡ 1:16:53 51013
ߤ뤯
#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (n); ++i)
#define endl "\n"
#define P pair<int,int>
long long gcd(long long a, long long b) {
if (b == 0) return a;
else return gcd(b, a%b);
}
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
set<P>st;
rep(i, 10)rep(j, 10) {
if (0 == i + j)continue;
int g = gcd(i, j);
st.insert({ i / g,j / g });
}
cout << st.size() << endl;
return 0;
}
114ڡ 1:19:39 51014
Ȥ
ϰǤ͡ʻȤ
ʬʬҤߤǤǽBasic

FOR a=0 TO 9
FOR b=0 TO 9
IF a=0 OR b=0 THEN GOTO 10
IF gcd(b,a)=1 THEN LET s=s+1
10 NEXT b
NEXT a
PRINT s+2
END

f9ơ57()
˭ԡ 114ڡ 8:05:27 MAIL:fttnm528@ybb.ne.jp 51015
ޥ
ޡİޤ...Ŧ̤ꡢ֤1010=100ĤȤ̤ˡ֤ޤ˽񤤤ƤǤޤʳǾǤäƥߥ򤷤Ƥޤ...Ǥ

ߤޤ󤬡Τۤ57̤˽Ƥޤm(_ _)m
𡡡 114ڡ 10:11:54 HomePage:ARENA51016
ֿء׾ι
ߤʤ󡢥ߥο¬
ˤ곰Ǥ20󤰤餤׻­ˤľޤ
ǺߤĤġȤꤢ57Ǥ
114ڡ 12:24:24 51017
̻
#51016
ʤۤɡȤǤ

ۤʤľο礢뤤ϺǾˤˤϡ
֤100ĤγʻΤɤ˻ꤹФ褤
ʤȯŸΤɤȻפޤ

ʬڤޤޥ뤵󡢤ɤˤʤʤǤ
114ڡ 12:33:29 51018
˸
ֻפǤϤʤǤΤޤ޲Ƚ̵¤礭θĿФľθĿγ6/^2(0.6)˼«ޤ:

[̩Ǥʤ] (˸¤ͤФΤüʤɤ̵뤷Ƥäͤȡ)νIJĹnȤ 1an, 1bn Ȥa,bߤǤǤΨͤФ褤
a,bκgȤ롣gǰ2ޤޤΨ1/21/2(ɤ2ܿξʤΤ)סǰ3ޤޤΨ1/31/3ǰ5ޤޤΨ1/51/5ĤǤꡢgǰpޤޤݡפȡgǰqޤޤݡפ(nʬ礭)Ωȸ뤿ᡢ˾γΨ
(1-1/p^2)ƤǿpФƳݤ碌ΤǤ롣Ѥεտʤ
1/(1-p^{-2})ƤǿpФƳݤ碌Τϡ꡼ޥ󥼡ؿ(2)Υ顼ɽˤۤʤʤ(2)=^2/6Ǥ뤫顢Ψ6/^2Ǥ롣
114ڡ 14:33:35 51019
⡼ޥ
#51019
ʤۤ...Τ!! 򤤤Ǥ
3ˤʤ...1/(3)=0.8319...Ȥʤ...
̵¼ˤʤä...Ψ1˶ŤƤ櫓Ǥͤ...^^
114ڡ 23:46:46 51020
ֿء׾ι
RubyǥץǤ
p (1..9).map{|i|(1..9).map{|j|i.gcd(j)}.count(1)}.sum

55ܤФơʿȿľΣ­Ǥ

115ʶ 7:36:23 51021
ֿء׾ι
1189ǣңץǤ

p [0,1].repeated_permutation(17).to_a.delete_if{|i|i.sum!=7||i.to_s.include?("0, 0, 1")}.size

115ʶ 10:57:20 51022
ֿء׾ι
#51022ʥ쥹
p [0,1].repeated_permutation(17).count{|i|i.sum==7&&!i.to_s.include?("0, 0, 1")}

ĤǤûǤ
115ʶ 12:58:18 51023
ޤ
(֤äȽʣƤäפʤƸʤ)
115ʶ 17:01:54 MAIL:yama.rider.u@gmail.com 51024
ֿء׾ι
ˡĤǤ#50981򻲹ͤˤƤȤ

p [0,1].repeated_permutation(17).count{|i|i.sum==7&&i.to_s !~/0, 0, 1/}

Ȥޤ

116ڡ 7:07:51 51025
ֿء׾ι
ʤߤˡ

p (2**18..2**19).map{|i|i.to_s(2)}.count{|i|i.count("1")==8&&i !~/001/}

Ǥ⡢Ʊʸˤʤޤ
116ڡ 7:13:42 51026