過去ログ

ゴンとも
図にア=1,イ=2,ウ=3,エ=4,オ=5,カ=6,キ=7,ク=8,ケ=9と番号を振り
三角形の3点をa,b,cとして 十進Basic で

for a=1 to 6
for b=a+1 to 8
IF a=1 AND (b<>2 AND b<>4 AND b<>5 AND b<>6 AND b<>8) THEN GOTO 20
IF a=2 AND (b<>3 AND b<>4 AND b<>5 AND b<>6 AND b<>7) THEN GOTO 20
if a=3 and (b<>4 and b<>5 and b<>6 and b<>8) then goto 20
if a=4 and (b<>5 and b<>7 and b<>8) then goto 20
if a=5 and (b<>6 and b<>7 and b<>8) then goto 20
if a=6 and (b<>7 and b<>8) then goto 20
for c=b+1 to 9
IF a=1 AND (c<>4 AND c<>5 AND c<>6 AND c<>8) THEN GOTO 10
if a=2 and (c<>4 and c<>5 and c<>6 and c<>7 and c<>9) then goto 10
IF a=3 AND (c<>5 AND c<>6 AND c<>8) THEN GOTO 10
if a=4 and (c<>7 and c<>8 and c<>9) then goto 10
IF a=5 AND (c<>7 AND c<>8 AND c<>9) THEN GOTO 10
IF a=6 AND (c<>8 AND c<>9) THEN GOTO 10
IF b=2 AND (c<>3 AND c<>4 AND c<>5 AND c<>6 AND c<>7 AND c<>9) THEN GOTO 10
if b=3 and (c<>4 and c<>5 and c<>6 and c<>8) then goto 10
if b=4 and (c<>5 and c<>7 and c<>8 and c<>9) then goto 10
if b=5 and (c<>6 and c<>7 and c<>8 and c<>9) then goto 10
IF b=6 AND (c<>7 AND c<>8 AND c<>9) THEN GOTO 10
if b=7 and c<>8 then goto 10
if b=8 and c<>9 then goto 10
LET s=s+1
10 NEXT c
20 next b
30 NEXT a
PRINT s
END

f9押して 36・・・・・・(答え)
豊川市   9月22日(木) 2:54:13   MAIL:fttnm528@ybb.ne.jp   45245

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