ߥƥ
󡢤狼(^^;;ץǷˡ

100 s=0
110 for a=1 to 28
120 for b=a+1 to 29
210 x=a
220 y=b-a
230 z=30-b
240 p=max(max(x,y),z)
250 if 2*p<x+y+z then s=s+1
310 next b
320 next a
330 print s
340 end
62ڡ 0:06:27 25178
ȥȥ
ڤĹȤ߹碌19̤(ά)ꡢ3ܤȤƱĹ1̤ꡢ
2ܤƱĹ6̤ꡢ3ܤȤ㤦Ĺ12̤ꡣ
113661291(̤)
ʼ˸лԡ 62ڡ 0:07:30 MAIL:h-sakai@zb3.so-net.ne.jp 25179

15C2ǤäƤޤä14C2Ǥʡ
̤̪ 62ڡ 0:07:41 MAIL:ishizaki@qa.so-net.ne.jp 25180
Taro
#25178
ץäƤޤޤ(^^;
Ʋ򤭤ޤ

100 for I=1 to 14
110 for J=1 to 14
120 for K=1 to 14
130 C=C+(I+J+K=30)
140 next
150 next
160 next
170 print C
ľ塡 62ڡ 0:08:29 25181
ȥȥ
#25181
!!ץDzǤʤ®Ρ
ʼ˸лԡ 62ڡ 0:10:13 MAIL:h-sakai@zb3.so-net.ne.jp 25182
N.Nishi
ƻ˹Ԥޤ
62ڡ 0:10:41 25183
taku
ޤ
Excelޤ
62ڡ 0:11:12 MAIL:takuo@kcv.ne.jp 25184
chitacu
ˤƤñǤ
62ڡ 0:11:39 25185
dis-
ĹդĹǾʬơƻˡ
62ڡ 0:14:36 25186

k=214(k-1) = 91Ǥ
62ڡ 0:15:53 25187
ޥ
Ĥ̤ꡢǤʾ

ˡϤ142ꤷƤޤꥢ륿Ǥβˡפ⤫ֿͤȤϡ
62ڡ 0:16:48 25188
syu
夲뤷פ⤫Фʤä
62ڡ 0:17:43 25189
tomh
ڤĹ򺸤 n cm, m cm, 30-n-m cm Ȥȡ
n+m>15, 15>n, 15>m.
n=2ΤȤm=14Τ.n=3ΤȤm=13,14ġ
Τ褦n1cmĹʤȡmθϰĤƤ.
n=14ΤȤmθ13ĤʤΤǡɡ113ޤǤ
­碌ơ13x14/2 = 91̤.
ԡ 62ڡ 0:19:31 MAIL:tomh@yahoo.co.jp HomePage:H to M25190
ޤ륱
夲ƻ˸ƿȤȤǤȤ꤬
62ڡ 0:20:24 MAIL:take4310@mobile.email.ne.jp HomePage:ޤ륱25191
סϺ
Ĺ桢ûȾ櫓ޤʤ14C2ǽФΤ
62ڡ 0:23:47 25194
оϩ
դĹx,y,zȤȡ
x+y+z=30ġĭ
xy+z-1,yz+x-1,zx+y-1ġĭʢդĹƼ
ꡢx+y=30-zʤ
z30-z-1z29/2Ȥʤäơz14
Ʊͤˤơx14,y14Ȥʤޤ

x=1Ȥȡx+y=29ȤʤäƤޤ餫14Ķ뤫顢̵
x=2Ȥȡx+y=28ꡢy=14,z=14Σ̤꤬ͤ롣
x=3Ȥȡy,zȹ礻ϣ̤Ǥ롣
ͤˡxͤ䤹Ȥˡy,zȹ礻⣱뤫顢
0+1+2+ġ+13=91
91̤
γ 62ڡ 0:25:30 MAIL:pctakada@mail.goo.ne.jp HomePage:Ĥ줭25195
Ȥ
ץǤ٤ĹǺǰǤ
褺ѷդa,b,c(abc)ȤȤΩ
ab+c
ba+c
ca+b
Τ٤ƤΩĤ(ʲ10basic)
FOR A=1 TO 30
FOR B=1 TO 30
FOR C=1 TO 30
IF A<B+C AND BA+C AND C<A+B AND A<=B AND B<=C AND A+B+C=30 THEN PRINT A;B;C
NEXT C
NEXT B
NEXT A
END
2,14,14 *3/3,13,14 *6/4,12,14,*6/4,13,13 *3/5,11,14 *6/5,12,13 *6
6,10,14 *6/6,11,13 *6/6,12,12 *3/7,9,14 *6/7,10,13 *6/7,11,12 *6
8,8,14 *3/8,9,13 *6/8,10,12 *6/8,11,11 *3/9,9,12 *3/9,10,11 *6
10,10,10 *1(*ΤȤϤĤޤ)
3+6+6+3+6+6+ 6+6+3+6+6+6 +3+6+6+3+3+6+1=91()
˭ԡ 62ڡ 0:27:15 MAIL:fttnm528@ybb.ne.jp 25196
ҡΤ
Ȥꤢxyz30θĿޤ292406
ꡢѷǤˤx14,y14,z14ǤʤФʤޤ
x15ʻѷʤˤθĿϤޤx14Ĥζ̤ͿƤ
Ĥ16Ĥx,y,z˺1ĤϤ褦˿ʬ뤳ȹͤФ
xyz16Ф

1521053ܤ1053=315

äƵο...

2923(152) 406315 91̤ꡡ

...ʡ
פƤξ礫黰ѷǤʤˡǤ...Ϥϡʲ

9ߤ濴 62ڡ 0:42:53 HomePage:25197
Ҥܤ
113ޤǤ¤ϳΤˡ142ˤʤΤǤ
äѤäƬǡ142ΰ̣ͤƤޤ
142ϲ̣ƤǤ礦
62ڡ 0:49:47 25198
Ȥ
#25178 Ρߥƥ󡡤Υץ򸫤91Ȥ
Τ#25196 ơʲ
ΡѤܤ<ǤʤưޤǤ

LET S=0
FOR A=1 TO 30
FOR B=1 TO 30
FOR C=1 TO 30
IF A<B+C AND B<A+C AND C<A+B AND A+B+C=30 THEN LET S=S+1
NEXT C
NEXT B
NEXT A
PRINT S
END
򤯤Ȥ˻ȤȤ褯ȤˤĤޤ
̤ΤʤäǤޤǡǤϡ
˭ԡ 62ڡ 0:54:32 MAIL:fttnm528@ybb.ne.jp 25199
Ȥ
#25196 19̤ꤷǤޤAND A<B AND B<Cʤ
91̤󤷤ޤ
FOR A=1 TO 30
FOR B=1 TO 30
FOR C=1 TO 30
IF A<B+C AND B<A+C AND C<A+B AND A+B+C=30 THEN PRINT A;B;C
NEXT C
NEXT B
NEXT A
END
˭ԡ 62ڡ 1:05:58 MAIL:fttnm528@ybb.ne.jp 25200
MOCϤޤ
飱ãͤڤä硢̵









ʹߤϳ̵

ܣ
ܣ
ܣ
ܣ
ܣ
ܣ
ܣ

62ڡ 1:14:53 25201
dis-
դĹ214顢飲14ܤΤɤǰ󡢺214ܤΤɤǤ⤦ڤäƤФ褤
ߡߡߢ
ĤޤꡢȢĤ٤Ф褤

ξüդĹ13̤ʳϡȿžƱˤʤȤɬ¸ߤ뤫2dz롣
(13*13-13)/2+13=91
62ڡ 1:16:10 25202
MOCϤޤ


֣ã͡פڤäϡ֣̤
ȤȤǤ

ߤޤǤ
򤱤ΤǡĤơ
62ڡ 1:23:55 25203
̾õ
x+y+z=30
2<=x,y,z<=14
줫顢
(14-x)+(14-y)+(14-z)=12
()ǤʤʤΤǡ
13*14/2=91̤Ǥ
62ڡ 7:54:53 25204
kasama
Ϥ褦ޤĤʤץǤäʤꤽäΤǡǼǤޤ(^_^;)
äȡդĹƺɸбơѷĥץåȤȡΤ褦ĤƤ뤳Ȥ狼ޤ(*^_^*)ʤΤǡ
1+2++13=91
Ǥ
62ڡ 9:42:04 25205
ϥ饮㡼ƥ
Ϥ褦ޤ

ץdzھ
̶彣 62ڡ 10:05:29 HomePage:ĩ25206
uchinyan
Ϥˤϡޤñʡ
Ʊǽ⤤Ǥ

(ˡ1)
äݤƻʲˡǤ§ϤʬΤǡ׻ϳڤǤ
ѷΩ뤿ˤϡ褯Τ줿褦ˡդդ¤꾮ʤФʤ餺դκ礭ʤФʤޤ
줫顢դĹκϡ30/2 - 1 = 14cmʬޤޤǾϡ¾դ 14cm ΤȤǡ30 - 2 * 14 = 2cm Ǥ
äơդȹ礻ϡΤ줫ޤ
(14,14,2), (14,13,3), (14,12,4), (14,11,5), (14,10,6), (14,9,7), (14,8,8)
(13,13,4), (13,12,5), (13,11,6), (13,10,7), (13,9,8)
(12,12,6), (12,11,7), (12,10,8), (12,9,9)
(11,11,8), (11,10,9)
(10,10,10)
ǤϡĤȤƱĹΤΤ 1 ̤ꡢĤƱĹΤΤ 3 ̤ꡢĤȤ㤦ĹΤΤ 6 ̤ʤΤǡ
(2 * 3 + 5 * 6) + (1 * 3 + 4 * 6) + (2 * 3 + 2 * 6) + (1 * 3 + 1 * 6) + 1 * 1
= 36 + 27 + 18 + 9 + 1
= 91 ̤

(ˡ2)
ؤäݤˡʤΤǡɤʡȻפޤ׻ϤäȳڤǤ
(ˡ1)ʬ褦ˡɡϡθĿǤ
x + y + z = 30, 0 < x, y, z <= 14 (¤ϡ2 <= x, y, z ǤϡƳΤפǤ)
ѷa = 14-x, b = 14-y, c = 14-z Ȥȡ
a + b + c = 12, 0 <= a, b, c
ˤʤޤ
ϡ(⹻ؤǤϡ)褯Τ줿褦ˡ12 Ĥ򤤸Ф 2 ĤιФȤ¤٤Ǥ
ǡ(12+2)C2 = 14C2 = (14 * 13)/2 = 91 ̤

򸫤顢(ˡ2)ϡ̾õ夵#25204ȡƱǤ͡
ͥνȡ 62ڡ 15:25:10 MAIL:uchi@sco.bekkoame.ne.jp 25207
DrK
ϰûդĹޤ
1ξϡ1+14=15ȤʤäԲ
2ξ(2,14,14)
3ξ(3,13,14)
4ξ(4,12,14)(4,13,13)
5ξ(5,11,14)(5,12,13)
6ξ(6,10,14)(6,11,13)(6,12,12)
7ξ(7,9,14)(7,10,13)(7,11,12)
8ξ(8,8,14)(8,9,13)(8,10,12)(8,11,11)
9ξ(9,9,12)(9,10,11)
10ξ(10,10,10)
ˤʤޤ
3ĤȤۤʤ6̤ꡢ2ĤƱ3̤ꡢ3ĤȤƱ1̤Ȥʤꡢʾ׻ȡ91̤ˤʤޤ

ҡ 62ڡ 12:47:16 MAIL:satoka@star.odn.ne.jp 25208
DrK
ϡꥢ륿Ǥϲ򤱤ޤǤ
ʤīˤʤäƹͤޤ
ҡ 62ڡ 12:48:15 MAIL:satoka@star.odn.ne.jp 25209
uchinyan
Ǽɤߤޤ
Ǥäȥʥ֤ˡ(2,14,14), (3,14,13), (3,13,14), (4,14,12), (4,13,13), (4,12,14), ...
Ȥäơ1 + 2 + 3 + ... + 12 + 13 = 13 * 14 / 2 = 91 ̤ꡢñǤ͡
#25202ϡ򤤤ɡͤȤƤϤäȤ褦ʵޤ
㤨С2ܡ2ܤڤä顢դĹ2cm, 2cm, 26cm ȤʤäơѷϤǤʤΤǤϡ
ޤ2 dzΤѤǤǤϡΰ㤤϶̤Τǡ
ʤǺ¤ޤ͡
ͤľȡɡ1 + 2 + 3 + ... + 13 Ʊˤʤ褦˻פޤ
(äɲ)
#25202νǤȤơۤɤΤ褦ˡ
2cm -> 1 ̤
3cm -> 2 ̤

14cm -> 13 ̤
ǡ1 + 2 + 3 + ... + 13 = 91 ̤ꡢȤƤ⤤Ǥ
2cm2cm Τ褦˥ʤΤƤޤäơ夫顢ʤΤƤ⤤Ǥ͡
ʤΤϡ 15cm ʾˤʤΤʤΤǡ
26cm -> 1 ̤
25cm -> 2 ̤

16cm -> 11 ̤
15cm -> 12 ̤
ǡ13 * 13 - (1 + 2 + ... + 11 + 12) = 13 * 13 - (12 * 13)/2 = 13 * 13 - 13 * 6 = 91 ̤ꡣ
ΤȤ顢ƹͤȡʬĹ˴ؤơбط뤳Ȥʬޤ
2cm <---> 1 ̤ <---> 26cm
3cm <---> 2 ̤ <---> 25cm

12cm <---> 11 ̤ <---> 16cm
13cm <---> 12 ̤ <---> 15cm
14cm <---> 13 ̤
Τɽκ¦ѷǤǡ¦ѷǤʤǤ
ơ¤13 * 13 ̤Ǥ
äơ(13 * 13 - 13)/2 + 13 = 91 ̤ꡢ#25202ȤϰۤʤͳǤƸǤޤ
ͥνȡ 62ڡ 20:59:17 MAIL:uchi@sco.bekkoame.ne.jp 25210
M.Hossie
Фˤ㡣ϡαѤǤ͡
ˤƤ⡢uchinyan βˡϼ̤

Ƕ㤷ǺǤۤäǤ
ϡ 62ڡ 21:58:28 25211
ߤ
ĹդĹǾʬޤ餷ˡǤ͡ʾСˡ
Ϥ᣸̤줺ǺǤ顢ñ­˺ȯ
󡢾𤱤ͤ
62ڡ 23:56:26 25212
ΤϤ
2,14,143̤
3,13,146̤
4,12,14
4,13,13

10,10,10
񤭽Фޤ
äȥ䥫˲򤭤Ǥ
63ʶ 6:05:25 25213
ΤϤ
2,14,143̤
3,13,146̤
4,12,14
4,13,13

10,10,10
񤭽Фޤ
äȥ䥫˲򤭤Ǥ
63ʶ 6:06:54 25214
makokon
ְ㤨ޤ
Τˡְ㤨ᤷ
63ʶ 12:59:59 25215
???
ᡤ⡤㤬ѷΣդʤ
000ܣ㡤ܣᡤܣ
ãݣáܣ
ȤȾڤǤ
63ʶ 13:46:58 25216
???
let kotae=0
for a=1 to 30-2
for b=1 to 30-a-1
let c=30-a-b
if abs(a-b)<c and c<a+b then
let kotae=kotae+1
print kotae;a;b;c
end if
next b
next a
63ʶ 13:51:20 25217
Ȼ
ʣtoˤʤǤ͡äȥӥåꡪ
63ʶ 17:32:07 25218
Ȼ
toǤ
63ʶ 17:34:08 25219
Ҷ˥ޥ
ͤϡ񤭽Фޤ¿ʬǤ1+2+3+4+5+6+7+8+9+10+11+12+1391ȽФΤȻפޤ
ԡ 65 13:09:18 25220
⡼ޥ
錄Ͼ櫓ǹͤƤޤޤ
¿ʤȤˡǤ̵Ǥ礦͡

ȤǡǶᡢѼΤˤʤäֿؤξפƤʤ褦Ǥ˻Τʡʤ餤ΤǤäȸȤƤƤޤΤǡ
68ʿ 2:43:50 25221