Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
CPUの脆弱性 Spectre / Vulnerability of CPU, Spectre
Search
HASEGAWA Tomoki
January 31, 2018
Technology
0
1.1k
CPUの脆弱性 Spectre / Vulnerability of CPU, Spectre
PHPer向けSpectre解説 / PHP勉強会#122の発表資料です
HASEGAWA Tomoki
January 31, 2018
Tweet
Share
More Decks by HASEGAWA Tomoki
See All by HASEGAWA Tomoki
低レイヤを知りたいPHPerのためのCコンパイラ作成入門 完全版 / Building a C Compiler for PHPers Who Want to Dive into Low-Level Programming - Expanded
tomzoh
4
3.4k
カンファレンスのつくりかた / The Conference Code: What Makes It All Work
tomzoh
9
1.5k
低レイヤを知りたいPHPerのためのCコンパイラ作成入門 / Building a C Compiler for PHPers Who Want to Dive into Low-Level Programming
tomzoh
1
580
PHPで印刷所に入稿できる名札データを作る / Generating Print-Ready Name Tag Data with PHP
tomzoh
0
550
asumikamというカンファレンスオーガナイザの凄さを語る / The Brilliance of Asumikam
tomzoh
1
480
なぜキャッシュメモリは速いのか 余談集 / Why is Cache Memory So Fast? Extended.
tomzoh
0
270
なぜキャッシュメモリは速いのか / Why is Cache Memory So Fast?
tomzoh
3
1.5k
PHPからはじめるコンピュータアーキテクチャ 15分ダイジェスト版 / PHP Meets Silicon: A Fun Dive into Computer Structures 15mins ver
tomzoh
2
310
PHPでXOAUTH2を使ってGmailからメールを取り込む / Getting Mail from Gmail with XOAUTH2 in PHP
tomzoh
0
620
Other Decks in Technology
See All in Technology
KiCadでPad on Viaの基板作ってみた
iotengineer22
0
270
MobileActOsaka_250704.pdf
akaitadaaki
0
110
20250625 Snowflake Summit 2025活用事例 レポート / Nowcast Snowflake Summit 2025 Case Study Report
kkuv
1
400
Model Mondays S2E03: SLMs & Reasoning
nitya
0
330
5min GuardDuty Extended Threat Detection EKS
takakuni
0
180
無意味な開発生産性の議論から抜け出すための予兆検知とお金とAI
i35_267
2
9.9k
さくらのIaaS基盤のモニタリングとOpenTelemetry/OSC Hokkaido 2025
fujiwara3
2
300
開発生産性を組織全体の「生産性」へ! 部門間連携の壁を越える実践的ステップ
sudo5in5k
1
5.2k
2025-06-26_Lightning_Talk_for_Lightning_Talks
_hashimo2
2
120
Tech-Verse 2025 Keynote
lycorptech_jp
PRO
0
1.6k
マネジメントって難しい、けどおもしろい / Management is tough, but fun! #em_findy
ar_tama
4
580
ドメイン特化なCLIPモデルとデータセットの紹介
tattaka
2
560
Featured
See All Featured
Imperfection Machines: The Place of Print at Facebook
scottboms
267
13k
10 Git Anti Patterns You Should be Aware of
lemiorhan
PRO
657
60k
The Cult of Friendly URLs
andyhume
79
6.5k
Fireside Chat
paigeccino
37
3.5k
Product Roadmaps are Hard
iamctodd
PRO
54
11k
Typedesign – Prime Four
hannesfritz
42
2.7k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
kevinliebholz
34
5.9k
Principles of Awesome APIs and How to Build Them.
keavy
126
17k
Six Lessons from altMBA
skipperchong
28
3.9k
Become a Pro
speakerdeck
PRO
28
5.4k
Designing for humans not robots
tammielis
253
25k
Intergalactic Javascript Robots from Outer Space
tanoku
271
27k
Transcript
୩ஐر $16ͷ੬ऑੑ4QFDUSF
୩ஐر !UPN[PI
ϥΠϑϫʔΫ 8FCJ04ΞϓϦ։ൃ Ϗʔϧ ిࢠ࡞ αοΧʔ؍ઓ ϨϯλϧΧʔτϨʔε ʜ σδλϧαʔΧεגࣜձࣾ
෭ஂ$50 !UPN[PI
None
None
8FC%FWFMPQNFOUXJUI 8&"3&)*3*/( IUUQXXXEHDJSDVTDPN 0NPUFTBOEP 5PLZP
ࣗݾհ͍͍͔Β ͜Ε͚ͩݴΘͤͯ
None
ϖνύʔΧΠΪχηϯδϡϋν
None
None
ٕज़ΧϯϑΝϨϯε
ٕज़ΧϯϑΝϨϯε ˺
ٕज़ΧϯϑΝϨϯε ˺େษڧձ
ٕज़ΧϯϑΝϨϯε ˺େษڧձ ே͔Β൩·Ͱ
ٕज़ΧϯϑΝϨϯε ˺େษڧձ ே͔Β൩·Ͱ ٕज़τʔΫࡾດ
ָ͍͠ίϯςϯπ
None
࠙ձ
࠙ձ -5େձ
૬ஊձ ࠙ձ -5େձ
૬ஊձ -BSBWFM $BLF1)1 $*ςετͳͲͳͲ ࠙ձ -5େձ
૬ஊձ ΞϯΧϯϑΝϨϯε -BSBWFM $BLF1)1 $*ςετͳͲͳͲ ࠙ձ -5େձ
None
νέοτઈࢍൢചத
νέοτઈࢍൢചத εϙϯαʔઈࢍืूத
νέοτઈࢍൢചத IUUQTQIQFSLBJHJKQ εϙϯαʔઈࢍืूத
ੋඇ͝ࢀՃΛʂ
ੋඇ͝ࢀՃΛʂ IUUQTQIQFSLBJHJKQ
ͯ͞ɻ
ࠓͷςʔϚ
$16ͷ੬ऑੑ4QFDUSF ε ϖ Ϋ λ ʔ
݄
IUUQTHPPHMFQSPKFDU[FSPCMPHTQPUKQSFBEJOHQSJWJMFHFENFNPSZXJUITJEFIUNM
XJUIBTJEFDIBOOFM ࣙॻӳࣙPOUIF8&# QSJWJMFHFE 3FBEJOH NFNPSZ
XJUIBTJEFDIBOOFM ࣙॻӳࣙPOUIF8&# 3FBEJOH NFNPSZ QSJWJMFHFE
XJUIBTJEFDIBOOFM QSJWJMFHFE ʲ໊ʳʬUIFʙʭಛݖ֊ڃʦʧ ʲܗʳಛݖΛ࣋ͭɺಛݖͷ͋Δ ࣙॻӳࣙPOUIF8&# 3FBEJOH NFNPSZ QSJWJMFHFE
ಡΊ͍͚ͯͳ͍ϝϞϦྖҬΛ ಡΊͯ͠·͏
ͳͥେ͖ͳʹͳ͍ͬͯΔ͔
ᶃରʢͱࢥΘΕΔʣ$16͕͘͢͝ଟ͍
7BSJBOUTPGUIJTJTTVFBSFLOPXOUPBGGFDU NBOZNPEFSOQSPDFTTPST JODMVEJOHDFSUBJO QSPDFTTPSTCZ*OUFM ".%BOE"3. ᶃରʢͱࢥΘΕΔʣ$16͕͘͢͝ଟ͍
7BSJBOUTPGUIJTJTTVFBSFLOPXOUPBGGFDU NBOZNPEFSOQSPDFTTPST JODMVEJOHDFSUBJO QSPDFTTPSTCZ*OUFM ".%BOE"3. .BD 8JOEPXTϚγϯ 8FCαʔόͳͲ֤छαʔό ᶃରʢͱࢥΘΕΔʣ$16͕͘͢͝ଟ͍
7BSJBOUTPGUIJTJTTVFBSFLOPXOUPBGGFDU NBOZNPEFSOQSPDFTTPST JODMVEJOHDFSUBJO QSPDFTTPSTCZ*OUFM ".%BOE"3. .BD 8JOEPXTϚγϯ 8FCαʔόͳͲ֤छαʔό J1IPOF "OESPJE
ϧʔλ *P5ػث ᶃରʢͱࢥΘΕΔʣ$16͕͘͢͝ଟ͍
ᶄରࡦ͕औΓͮΒ͍ ৄࡉޙड़
ͲΜͳ੬ऑੑ͔
ͷલʹ$16جૅࣝ
جૅࣝΩϟογϡ
Ωϟογϡ ݱͷ$16ΩϟογϡΛଟ༻͢Δ
Ωϟογϡ ݱͷ$16ΩϟογϡΛଟ༻͢Δ ߴʹಈ࡞ͤ͞ΔͨΊ
Ωϟογϡ ݱͷ$16ΩϟογϡΛଟ༻͢Δ ߴʹಈ࡞ͤ͞ΔͨΊ ҰಡΜͩσʔλΩϟογϡʹஔ͘
جૅࣝػ࣮ߦ
զʑ1)1FSͳͷͰ 1)1Ά͍ݴޠͰղઆ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ FDIP1$ FYJU FDIPl8PSME
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ FDIP1$ FYJU FDIPl8PSME ʣ͜͜ΒΜΛ࣮ߦ͍ͯ͠Δ࣌ʹʜ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ FDIP1$ FYJU FDIPl8PSME ʣ͜͜ΒΜΛ࣮ߦ͍ͯ͠Δ࣌ʹʜ ʣઌߦͯ͜͜͠ΒΜ࣮ߦ͢Δ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ FDIP1$ FYJU FDIPl8PSME ʣ͜͜ΒΜΛ࣮ߦ͍ͯ͠Δ࣌ʹʜ ʣઌߦͯ͜͜͠ΒΜ࣮ߦ͢Δ ʣͷJGͷ݁ՌʹΑͬͯ ແବʹͳΔ͚Ͳػ࣮ߦ͢Δ
جૅࣝྫ֎
$16 ΞυϨεۭؒ(# ΞυϨεόεCJU G G G G G G
G G GGGGGGGG (#
$16 ΞυϨεۭؒ(# ΞυϨεόεCJU G G G G G G
G G GGGGGGGG (# 04
$16 ΞυϨεۭؒ(# ΞυϨεόεCJU G G G G G G
G G GGGGGGGG (# 04 ϢʔβϓϩάϥϜ
$16 ΞυϨεۭؒ(# ΞυϨεόεCJU G G G G G G
G G GGGGGGGG (# 04 ϢʔβϓϩάϥϜ ϢʔβϓϩάϥϜ͕ 04ͷྖҬͷϝϞϦʹ ΞΫηε͢Δͱྫ֎ ൃੜ
جૅࣝػ࣮ߦ جૅࣝΩϟογϡ جૅࣝྫ֎
$16ͷ੬ऑੑ4QFDUSF ε ϖ Ϋ λ ʔ
͜ΜͳϓϩάϥϜ͕͋ͬͨͱ͢Δ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ CSFBE DSFBE C ʢΞΫηεݖͷͳ͍ΞυϨεʣ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ CSFBE DSFBE C ʢΞΫηεݖͷͳ͍ΞυϨεʣ ʣ͜͜ΒΜΛ࣮ߦ͍ͯ͠Δ࣌ʹʜ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ CSFBE DSFBE C ʢΞΫηεݖͷͳ͍ΞυϨεʣ ʣ͜͜ΒΜΛ࣮ߦ͍ͯ͠Δ࣌ʹʜ ʣઌߦͯ͜͜͠ΒΜ͕࣮ߦ͞ΕΔ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ CSFBE DSFBE C ʢΞΫηεݖͷͳ͍ΞυϨεʣ ʣ͜͜ΒΜΛ࣮ߦ͍ͯ͠Δ࣌ʹʜ ʣઌߦͯ͜͜͠ΒΜ͕࣮ߦ͞ΕΔ ʣͷΛCʹ֨ೲɻ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ CSFBE DSFBE C ʢΞΫηεݖͷͳ͍ΞυϨεʣ ʣ͜͜ΒΜΛ࣮ߦ͍ͯ͠Δ࣌ʹʜ ʣઌߦͯ͜͜͠ΒΜ͕࣮ߦ͞ΕΔ ʣͷΛCʹ֨ೲɻ ຊདྷྫ֎͕ൃੜ͢ΔΞΫηε ػ࣮ߦதྫ֎ൃੜ͠ͳ͍ ʢຊ࣮ߦ͡Όͳ͍ͷͰʣ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ CSFBE DSFBE C ʢΞΫηεݖͷͳ͍ΞυϨεʣ ʣ͜͜ΒΜΛ࣮ߦ͍ͯ͠Δ࣌ʹʜ ʣઌߦͯ͜͜͠ΒΜ͕࣮ߦ͞ΕΔ ʣͷΛCʹ֨ೲɻ ʣ C ͷΛ Dʹ֨ೲɻ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ CSFBE DSFBE C ʢΞΫηεݖͷͳ͍ΞυϨεʣ ʣ͜͜ΒΜΛ࣮ߦ͍ͯ͠Δ࣌ʹʜ ʣઌߦͯ͜͜͠ΒΜ͕࣮ߦ͞ΕΔ ʣͷΛCʹ֨ೲɻ ʣ C ͷΛ Dʹ֨ೲɻ w ʙGGͷൣғ w ϢʔβϓϩάϥϜ͔ΒΞΫηεͰ͖ΔྖҬ w ͜ͷΞΫηεͰʙGGͷ Ͳ͔͜ͷόΠτ͕ΩϟογϡʹΔ
ΞυϨε ༰ FDIP)FMMP BSBOE JG B
\HPUP^ CSFBE DSFBE C ʢΞΫηεݖͷͳ͍ΞυϨεʣ ʣ͜͜ΒΜΛ࣮ߦ͍ͯ͠Δ࣌ʹʜ ʣઌߦͯ͜͜͠ΒΜ͕࣮ߦ͞ΕΔ ʣͷΛCʹ֨ೲɻ ʣ C ͷΛ Dʹ֨ೲɻ
ΞυϨε ༰ YY YY YY YY
YY YY YY GG YY ΞυϨε ༰ GPS JJJ \ TUBSUUJNF ESFBE J FOEUJNF JG FOETUBSU \ FDIPͷJͰͨ͠ʂʂ ^ ^ SFUVSO
ΞυϨε ༰ YY YY YY YY
YY YY YY GG YY ΞυϨε ༰ GPS JJJ \ TUBSUUJNF ESFBE J FOEUJNF JG FOETUBSU \ FDIPͷJͰͨ͠ʂʂ ^ ^ SFUVSO ॱ൪ʹಡΈࠐΈ͔͔ͯͬͨ࣌ؒ͠Λଌఆ
ΞυϨε ༰ YY YY YY YY
YY YY YY GG YY ΞυϨε ༰ GPS JJJ \ TUBSUUJNF ESFBE J FOEUJNF JG FOETUBSU \ FDIPͷJͰͨ͠ʂʂ ^ ^ SFUVSO ॱ൪ʹಡΈࠐΈ͔͔ͯͬͨ࣌ؒ͠Λଌఆ ͚ͩ͘͢͝ಡΈࠐΈ͕͔ͬͨ ͕Ωϟογϡʹ͍ͬͯͨ ຊདྷಡΊͳ͍ͷ༰ͩͬͨ
ΞυϨε ༰ YY YY YY YY
YY YY YY GG YY ΞυϨε ༰ GPS JJJ \ TUBSUUJNF ESFBE J FOEUJNF JG FOETUBSU \ FDIPͷJͰͨ͠ʂʂ ^ ^ SFUVSO ॱ൪ʹಡΈࠐΈ͔͔ͯͬͨ࣌ؒ͠Λଌఆ ΞυϨε ༰ FDIP)FMMP BSBOE JG B \HPUP^ CSFBE DSFBE C ʢΞΫηεݖͷͳ͍ʣ ͚ͩ͘͢͝ಡΈࠐΈ͕͔ͬͨ ͕Ωϟογϡʹ͍ͬͯͨ ຊདྷಡΊͳ͍ͷ༰ͩͬͨ
$16ͷ੬ऑੑ4QFDUSF ε ϖ Ϋ λ ʔ ʢݫີʹ4QFDUSFͱ.FMUEPXOͷ߹ͤʣ
͜Μͳ͓Ͱͨ͠
͓͠Ζ͍Ͱ͢Ͷʂ
ͱ͜ΖͰʜ
ᶄରࡦ͕औΓͮΒ͍
ᶄରࡦ͕औΓͮΒ͍ wۙͷ$16ɺ໋ྩΛ୯७Խͯ͠$16ͷσό ΠεͰۀͯ͠ॲཧ͢Δ͜ͱͰߴԽ͍ͯ͠Δɻ w$16ͷ֎ͷ͍σόΠεΛͨͩͪͨ͘ͳ͍ɻ wػ࣮ߦͦ͜ߴԽͷΩϞ͔ͩΒɻ
͜ΕͰऴΘΓͰ͕͢ʜ
͏ճ͚ͩࠂ
νέοτઈࢍൢചத IUUQTQIQFSLBJHJKQ εϙϯαʔઈࢍืूத
ͱΓ͋͑ͣࠓ༷ࢠݟʁ
དྷ͕͋Δͱࢥ͏ͳΑʂʂ
ʢࠓ͕ޭ͢ΕདྷͰ͖·͢ʂ དྷͯԼ͍͓͞ئ͍͠·͢ʂʣ
νέοτઈࢍൢചத IUUQTQIQFSLBJHJKQ εϙϯαʔઈࢍืूத
ສ͕Ұ͕࣌ؒ༨ͬͨͱ͖ͷͨΊͷ ͓·͚
%ʙ% "ʙ" *OUFM1FOUJVN
%ʙ% "ʙ" *OUFM1FOUJVN ΞυϨεόεϏοτ ʙGGGGGGGGͷ(# "ʙ"ݻఆ όΠτʢϏοτʣ୯ҐͷΞΫηε
()[ ճTFDԯճTFD ʢʢ5#TFDˠ5#TFDˠ(#TFDʣˠ(#TFDˠ(#TFDʣˠ.#TFD FUIFS ˠ.#TFD JOUFSFOU $16ͷΩϟογϡͱϝϞϦ $16
-.# (#TFD ίΞ -,# 5#TFD -,# 5#TFD ॲཧஔ ϝΠϯϝϞϦ (#(#TFD 44% 5#(#TFD
()[ ճTFDԯճTFD ʢʢ5#TFDˠ5#TFDˠ(#TFDʣˠ(#TFDˠ(#TFDʣˠ.#TFD FUIFS ˠ.#TFD JOUFSFOU $16ͷΩϟογϡͱϝϞϦ $16
-.# (#TFD ίΞ -,# 5#TFD -,# 5#TFD ॲཧஔ ϝΠϯϝϞϦ (#(#TFD 44% 5#(#TFD ഒ
()[ ճTFDԯճTFD ʢʢ5#TFDˠ5#TFDˠ(#TFDʣˠ(#TFDˠ(#TFDʣˠ.#TFD FUIFS ˠ.#TFD JOUFSFOU $16ͷΩϟογϡͱϝϞϦ $16
-.# (#TFD ίΞ -,# 5#TFD -,# 5#TFD ॲཧஔ ϝΠϯϝϞϦ (#(#TFD 44% 5#(#TFD ഒ ഒ
()[ ճTFDԯճTFD ʢʢ5#TFDˠ5#TFDˠ(#TFDʣˠ(#TFDˠ(#TFDʣˠ.#TFD FUIFS ˠ.#TFD JOUFSFOU $16ͷΩϟογϡͱϝϞϦ $16
-.# (#TFD ίΞ -,# 5#TFD -,# 5#TFD ॲཧஔ ϝΠϯϝϞϦ (#(#TFD 44% 5#(#TFD ഒ ഒ ഒ
()[ ճTFDԯճTFD ʢʢ5#TFDˠ5#TFDˠ(#TFDʣˠ(#TFDˠ(#TFDʣˠ.#TFD FUIFS ˠ.#TFD JOUFSFOU $16ͷΩϟογϡͱϝϞϦ $16
-.# (#TFD ίΞ -,# 5#TFD -,# 5#TFD ॲཧஔ ϝΠϯϝϞϦ (#(#TFD 44% 5#(#TFD ഒ ഒ ഒ ഒ
σʔλͷہॴੑ wϓϩάϥϜ͕σʔλΛΞΫηε͢Δ߹ɺ ͍ۙྖҬʹ࿈ଓͯ͠ΞΫηε͢Δ͜ͱ͕ ଟ͍ɻ w͍ۭۙؒతPS࣌ؒత
QIQ GPS JJJ \ FDIP)FMMP8PSME ^ L2 #0 EXT_STMT
L2 #1 ASSIGN $i 0 L2 #2 JMP J7 L3 #3 EXT_STMT L3 #4 ECHO "Hello World." L2 #5 POST_INC $i ~1 L2 #6 FREE ~1 L2 #7 IS_SMALLER $i 10 ~2 L2 #8 EXT_STMT L2 #9 JMPNZ ~2 J3 L6 #10 RETURN 1
QIQ GPS JJJ \ FDIP)FMMP8PSME ^ L2 #0 EXT_STMT
L2 #1 ASSIGN $i 0 L2 #2 JMP J7 L3 #3 EXT_STMT L3 #4 ECHO "Hello World." L2 #5 POST_INC $i ~1 L2 #6 FREE ~1 L2 #7 IS_SMALLER $i 10 ~2 L2 #8 EXT_STMT L2 #9 JMPNZ ~2 J3 L6 #10 RETURN 1 ۭؒతʹ͍ۙ ಉ͡ͱ͜ΖΛճ͍ͬͯΔ
QIQ GPS JJJ \ FDIP)FMMP8PSME ^ L2 #0 EXT_STMT
L2 #1 ASSIGN $i 0 L2 #2 JMP J7 L3 #3 EXT_STMT L3 #4 ECHO "Hello World." L2 #5 POST_INC $i ~1 L2 #6 FREE ~1 L2 #7 IS_SMALLER $i 10 ~2 L2 #8 EXT_STMT L2 #9 JMPNZ ~2 J3 L6 #10 RETURN 1
QIQ GPS JJJ \ FDIP)FMMP8PSME ^ L2 #0 EXT_STMT
L2 #1 ASSIGN $i 0 L2 #2 JMP J7 L3 #3 EXT_STMT L3 #4 ECHO "Hello World." L2 #5 POST_INC $i ~1 L2 #6 FREE ~1 L2 #7 IS_SMALLER $i 10 ~2 L2 #8 EXT_STMT L2 #9 JMPNZ ~2 J3 L6 #10 RETURN 1 Jʹසൟʹ ΞΫηε ͍ͯ͠Δ
ذ༧ଌόοϑΝ
ذ༧ଌόοϑΝ wذΛ༧ଌͰ͖Δͱػ࣮ߦ͕ແବʹͳΓʹ͍ɻخ͍͠ɻ wաڈͷذΛهԱ͓͍ͯͯ͠ɺ֬తͳφχͰ༧ଌ͢Δɻ ʢذ༧ଌόοϑΝʣ wϐϯϙΠϯτʹʮ͜ͷذ໋ྩʯͱ͍͏όοϑΝͱɺॴ ʹݶΒͣʮ͜͜ذʯͱ͍͏࣌ؒతͳൣғͰఆΊͨόο ϑΝ͋Δɻ
ذ༧ଌόοϑΝ wذΛ༧ଌͰ͖Δͱػ࣮ߦ͕ແବʹͳΓʹ͍ɻخ͍͠ɻ wաڈͷذΛهԱ͓͍ͯͯ͠ɺ֬తͳφχͰ༧ଌ͢Δɻ ʢذ༧ଌόοϑΝʣ wϐϯϙΠϯτʹʮ͜ͷذ໋ྩʯͱ͍͏όοϑΝͱɺॴ ʹݶΒͣʮ͜͜ذʯͱ͍͏࣌ؒతͳൣғͰఆΊͨόο ϑΝ͋Δɻ $16͕ϓϩάϥϚͷบΛಡΜͰ͍Δ ʢͱݴ͑ΔͷͰͳ͍ͩΖ͏͔ʣ
νέοτઈࢍൢചத IUUQTQIQFSLBJHJKQ εϙϯαʔઈࢍืूத