生活発表 #2

ΏΔ5ൃද !LFOZQB 1

͸͡Ίʹ 2

ͱ͋Δ3BJMT(JSMTͷճ 4

ɹࢀՃऀ ɹʮ޷͖ͳϝιου͸ͳΜͰ͔͢ʁʯ 5

ɹࢀՃऀ ɹʮͦ͏ฉ͘ͱձ࿩͕ଓ͘ͱฉ͍ͨͷͰʯ 6

ͳΔ΄Ͳ 7

3VCZJTUͨΔ΋ͷ ޷͖ͳϝιουʹҰՈݴ͋Δ ͋Δ͍͸ͦ͏ࢥΘΕ͍ͯΔ ʜΒ͍͠ʁ 8

Δͼ·3VCZJTU)PUMJOLTʹ΋ ʮ޷͖ͳϝιουʯΛ ฉ͘ίʔφʔ͕͋Δ͠ 9

ͱ͍͏Θ͚Ͱɺ 11

ࠓճͷςʔϚ 12

3VCZͷ޷͖ͳϝιουબ 14

ᶃ Enumerable#inject 17

޷͖ͳཧ༝ εοΩϦ͔͚Δ 18

ᶃ&OVNFSBCMFJOKFDU TVN FBDI\cJcTVN J^ QTVN ͔ΒΛ଍͍ͯ͘͠ॲཧΛ۪௚ʹFBDIͰॻ͘
19

ᶃ&OVNFSBCMFJOKFDU Q JOKFDU\cTVN JcTVN J^ JOKFDUͰॻ͖׵͑Δ 20

ᶃ&OVNFSBCMFJOKFDU Q JOKFDU ͞ΒʹΤϨΨϯτʂʂʂ
͕إจࣈͬΆ͘ݟ͑Δͷ΋ϙΠϯτߴ͍ 21

ᶄ&OVNFSBCMFUBMMZ 22

޷͖ͳཧ༝ ࣗ෼Ͱ࣮૷ͨ͜͠ͱ͕͋Γ ࢥ͍ೖΕ͕͋Δ 23

ᶄ&OVNFSBCMFUBMMZ XPSETHPPEHPPECBECBEOPOF XPSETTQMJU FBDI@XJUI@PCKFDU \^ \cJUFN IBTIc IBTI<JUFN>IBTI<JUFN>UP@J
^ \HPPE CBE OPOF^ ୯ޠͷग़ݱճ਺ΛٻΊɺϋογϡͰग़ྗ UBMMZͷॲཧΛࣗલͰ࣮૷ UP@Jͯ͠ ͯ͠Δॴͱ͔࠷ߴʹ໺฻͍ͬͨ 24

ᶄ&OVNFSBCMFUBMMZ XPSETHPPEHPPECBECBEOPOF XPSETTQMJU HSPVQ@CZ JUTFMG USBOTGPSN@WBMVFT DPVOU \HPPE
CBE OPOF^ ͪΐͬͱΦγϟϨͳϝιουΛ֮͑ͨ ࣮૷ύλʔϯ͕৭ʑ͋ͬͯ໘ന͍ 25

ᶄ&OVNFSBCMFUBMMZ XPSETHPPEHPPECBECBEOPOF XPSETTQMJUUBMMZ \HPPE CBE OPOF^ ͜Ε͕3VCZͷྗͩʜʂ ͱͯ΋εοΩϦͨ͠ʜ
26

ᶅ.PEVMFBODFTUPST 27

޷͖ͳཧ༝ 3VCZͷԞਂ͞Λڭ͑ͯ͘Εͨ 28

ᶅ.PEVMFBODFTUPST NPEVMF#BSFOE NPEVMF#B[FOE DMBTT'PP JODMVEF#BS QSFQFOE#B[ FOE Q'PPBODFTUPST
<#B[ 'PP #BS 0CKFDU ,FSOFM #BTJD0CKFDU> SFRVJSFͱJODMVEFͷ۠ผ΋͔ͭͳ͍ࣗ෼Ͱ͕ͨ͠ ܧঝπϦʔͷଘࡏΛ஌Γ΋͏ؒҧ͑ͳ͍ 29

ᶆ4USJOHSKVTU 30

޷͖ͳཧ༝ 3VCZΛ਎ۙʹײͤͯ͘͡͞Εͨ 31

ᶆ4USJOHSKVTU DBSE@OVNT QDBSE@OVNTTMJDF SKVTU
ΫϨδοτΧʔυͷԼܻͷΈදࣔ͠࢒Γ͸ϚεΫ ͜ΕͰ࡞ΕΔͷ͔ʔʂͱ3VCZΛ਎ۙʹײͨ͡ 32

ᶇ Array#shuffle 33

޷͖ͳཧ༝ "SSBZTIVGqF͕޷͖ͱ͍͏ΑΓɺ ͦΕʹ·ͭΘΔ࿩͕͠޷͖ IUUQTXXXBUNBSLJUDPKQOFXT SVCZIUNM 34

lZVHVJ ͦΕ͸ɺίϨΫγϣϯ͕͋ͬͯγϟοϑ ϧ͍ͨ͠ͱࢥͬͨΒɺTIVGqFͱॻ͍ͯͦΕͰಈ ͔ͳ͖Ό͍͚ͳ͍ΜͰ͢Αɻ “ 35

“ ·ͭ΋ͱ͋ͬ͸ͬ͸ɻγϟοϑϧͰ͖Δ͸ͣͩ ͱɻͰ͖ͳ͚Ε͹3VCZͷόάͩͱɻ “ 36

3VCZ͸ʮ௚ײతʹॻ͚Δʯ ͦͯ͠ʮॻ͚Δ΂͖ʯݴޠͳΜͩͳ ͱ͍͏ͷΛ৺Ͱײͨ͡ 37

ᶈ&OVNFSBUPSXJUI@JOEFY 38

޷͖ͳཧ༝ ศར 39

ᶈ&OVNFSBUPSXJUI@JOEFY B[ FBDI@XJUI@JOEFYEPcBMGBCFU JOEFYc QVUT/P\JOEFY ^\BMGBCFU^ FOE /PB
/PC /PD ͕ؾʹͳΔ ͦ͏Ͷɺ͸͡·Γͩ΋ͷͶʜ 40

ᶈ&OVNFSBUPSXJUI@JOEFY B[ FBDIXJUI@JOEFY EPcBMGBCFU JOEFYc QVUT/P\JOEFY^\BMGBCFU^ FOE
/PB /PC /PD ॳظ஋Λઃఆग़དྷΔ͓ӄͰ ͕ফ͑ͨ ͋Γ͕ͱ͏ɺXJUI@JOEFY 41

ᶉ"SSBZqBUUFO 42

޷͖ͳཧ༝ Ωϝͨͱ͖ͷ૘շײ 43

⑦ Array#flatten <<OJM B OJM <> B> > ͜Μͳअѱͳ഑ྻ͕͋ͬͨͱͯ͠΋ 44

ᶉ"SSBZqBUUFO <<OJM B OJM <> B> >qBUUFO
<OJM B OJM B B OJM B B> BUUFOͳΒ៉ྷʹͯ͘͠ΕΔ͠ 45

ᶉ"SSBZqBUUFO <<OJM B OJM <> B> >qBUUFO
ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹDPNQBDU ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹVOJR DPNQBDUɺVOJRͱ૊߹ΘͤΔͱߋʹؾ͕͍͍࣋ͪ

ᶊ4USJOHTDBO ໊લͱڍಈ͕௚ײతͰ޷͖ 47

ᶊ4USJOHTDBO ݪޠ ུޠ 1PSUBCMF/FUXPSL(SBQIJDT 1/( 3VCZPO3BJMT 303 'JSTU*O
'JSTU0VU '*'0 4PNFUIJOH*NBEFVQGSPNUIJOBJS 4*.6'5" ͜͏͍͏ɺ୯ޠͷ಄͚ͩΛநग़ͯ͠ ུޠΛ࡞Γ͍ͨॠ͕ؒ ͋ͳͨͷ3VCZਓੜʹ๚Εͨͱ͢Δ ͔͕͠͠अຐͦ͏ 48

ᶊ4USJOHTDBO DMBTT"DSPOZN EFGTFMGBCCSFWJBUF UFYU UFYUHTVC
ɹɹɹɹTQMJU ɹɹɹɹNBQ\cXPSEcXPSE<>^ ɹɹɹɹKPJOVQDBTF FOE FOE ͜͏͍͏໺฻͍ͬͨॲཧ΋ 49

ᶊ4USJOHTDBO DMBTT"DSPOZN EFGTFMGBCCSFWJBUF UFYU UFYUHTVC
ɹɹɹɹTQMJU ɹɹɹɹNBQ\cXPSEcXPSE<>^ ɹɹɹɹKPJOVQDBTF FOE FOE DMBTT"DSPOZN EFGTFMGBCCSFWJBUF UFYU UFYUTDBO aCaX KPJOVQDBTF FOE FOE TDBOͳΒ͜͏͔͚Δڍಈͱ໊લ͕ͦΕͬΆ͍ 50

ᶋ#BTJD0CKFDUJOTUBODF@FWBM 51

޷͖ͳཧ༝ ϫΫϫΫ͢Δʂ 52

53 JOTUBODF@FWBM Ϩγʔό ʹऔͬͨ Πϯελϯεͷ ίϯςΩετͰ \ϒϩοΫ^ ʹऔͬͨ ॲཧΛ࣮ߦͰ͖Δ

ͦͷϫΫϫΫ͢ΔڍಈΛ 54 ͜ͷલൃද͖ͯ͠·ͨ͠ IUUQTTQFBLFSEFDLDPNLFOZQB UBNBSVCZLBJHJLPXBLVOBJETM

ᶌ0CKFDUUBQ 55

޷͖ͳཧ༝ ָ͍͠ʂʂ 56

ᶌ0CKFDUUBQ Q<<OJM B OJM <> B> 
>UBQ NFUIPE Q qBUUFOUBQ NFUIPE Q DPNQBDUUBQ NFUIPE Q VOJR <<OJM B OJM <> B> > <OJM B OJM B B OJM B B> ͖ͬ͞ͷअѱ͞ϚγϚγͷ഑ྻॲཧ΋ ϝιουνΣʔϯͰԿΛ΍ͬͯΔ͔֬ೝग़དྷΔ 57

ᶌ0CKFDUUBQ BMQIBCFU@OVNT\^ B[ FBDIXJUI@JOEFY EPcBMQIBCFU JOEFYc BMQIBCFU@OVNT<BMQIBCFU>JOEFY
FOE ݟࣦ͍͕ͪͳॳظ஋ͱฦΓ஋΋ BMQIBCFU@OVNT\^UBQEPcIBTIc B[ FBDIXJUI@JOEFY EPcBMQIBCFU JOEFYc IBTI<BMQIBCFU>JOEFY FOE FOE Ұ౓ͷॲཧʹ·ͱΊ͓͚ͯΔ 58

ᶌ0CKFDUUBQ FBDI\cJc QVUTJUBQ\CSFBL'J[[JG J [FSP ^ ɹɹɹɹUBQ\CSFBL#V[[JG
J [FSP ^ ɹɹɹɹUBQ\CSFBL'J[[#V[[JG J [FSP ^^ 'J[[#V[[ͩͬͯϫϯϥΠφʔͰΫϦΞग़དྷΔͧʂ 59

·ͱΊ εοΩϦ͔͚Δศརָ͍͠ Ωϝͨͱ͖ͷ૘շײ ࣗ෼Ͱ࣮૷ͨ͜͠ͱ͕͋Γࢥ͍ೖΕ͕͋Δ ͦΕʹ·ͭΘΔ࿩͕޷͖
໊લͱڍಈ͕௚ײతͰ޷͖ Θ͘Θ͘͢Δ 3VCZͷԞਂ͞Λڭ͑ͯ͘Εͨ 3VCZΛ਎ۙʹײͤͯ͘͡͞Εͨ 60

生活発表 #2

生活発表 #2

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