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ࠓ೔ͷ”Ͳ͏ॻ͘”໰୊ͷ ΞϧΰϦζϜྫ 2019/08/28 #nagoyaphp @ttskch

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๻ʹ͍ͭͯ

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͖ͨͭͪʢ໊͋ͩʣ • (ג)ΧϧςοτίϛϡχέʔγϣϯζCTO • WebΤϯδχΞྺ7೥ɺPHPྺ7೥ • #nagoyaphpʊ • #symfony_meetup

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͖ͨͭͪʢ໊͋ͩʣ • ͓ख఻͍ͨ͠ຊʢ2015/12ʣ • Schooߨࢣʢ2018/04ʣ ʮGitHubΛ࢖ͬͨσϓϩΠࣗಈԽ࣮ફʯ ʮجຊ͔Β͔ͬ͠ΓֶͿ Symfony2ೖ໳ʯ

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ͨ ͭ ͖ ͪ twitter.com/ttskch ͋͞ɺ͋ͳͨ΋ࠓ͙͢ϑΥϩʔ͠Α͏!!! ׬શແྉ ·͞ʹ໊ݴ੡଄ػ ਓੜͰେ੾ͳ͜ͱ͸ɺ͢΂ͯ ͖͔ͨͭͪΒڭΘͬͨ ͖ͨͭͪΛϑΥϩʔͨ͠Β
 ࠊ௧͕࣏Γ·ͨ͠ 100% φϯτʂ ϑΥϩϫʔ͔Βͷࢧ࣋཰ 100% ͍ͯ͠Δ ͍ͯ͠ͳ͍ ϑΥϩϫʔ͞Μ100ਓʹฉ͖·ͨ͠ ͖ͨͭͪΛϑΥϩʔ͍ͯ͠Δʁ

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ձࣾʹ͍ͭͯ

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(ג)Χϧςοτίϛϡχέʔγϣϯζ https://quartet-communications.com

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(ג)Χϧςοτίϛϡχέʔγϣϯζ https://www.google.co.jp/search?q=Χʔςϯ

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(ג)Χϧςοτίϛϡχέʔγϣϯζ https://lisket.jp

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We are hiring!ʢϚδͰʣ • PHPer/JSerઈࢍେืूதʂʢϦϞʔτ΍όΠτ΋Մʣ • Symfony+AngularͰɺWeb޿ࠂۀքΛ
 ϗϫΠτʹ͢Δ࢓૊ΈΛ࡞ͬͯ·͢ • ܦӦϏδϣϯ͸ʮੈքҰޮ཰తͳ୅ཧళʯ

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We are hiring!ʢϚδͰʣ • ࣗࣾαʔϏεʮLisketʯͰࣗࣾͷۀ຿΋ޮ཰Խ • શࣾһͷฏۉ࢒ۀ͕࣌ؒ5h/݄͙Β͍Ͱ͢ ಛผ৆ड৆

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We are hiring!ʢϚδͰʣ ΤϯδχΞͷಇ͖΍͢͞௒େࣄʹͯ͠·͢✨

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We are hiring!ʢϚδͰʣ ·ͣ͸͓࿩͚ͩͰ΋ʂؾܰʹ੠͔͚͍ͯͩ͘͞

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/30 We are hiring!ʢϚδͰʣ ࠾༻αΠτ΋͋Γ·͢ʂͥͻ೷͍ͯΈ͍ͯͩ͘͞ 14 https://quartetcom.co.jp/recruit/engineer/

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ࠓ೔ͷ”Ͳ͏ॻ͘”໰୊ͷ ΞϧΰϦζϜྫ 2019/08/28 #nagoyaphp @ttskch

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http://nabetani.sakura.ne.jp/hena/orde16nontri/

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ී௨ʹ΍Δͱ

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public function run(string $input) : string { $dec = intval($input); while (true) { $bin = decbin(strval(++$dec)); if (strpos($bin, '000') === false && strpos($bin, '111') === false) { return strval($dec); } } } 1૿΍͠ͳ͕Βɺஞ࣍ʮඇࡾ࿈਺͔ʁʯΛνΣοΫ͢Δ

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public function run(string $input) : string { $dec = intval($input); while (true) { $bin = decbin(strval(++$dec)); if (strpos($bin, '000') === false && strpos($bin, '111') === false) { return strval($dec); } } } 1૿΍͠ͳ͕Βɺஞ࣍ʮඇࡾ࿈਺͔ʁʯΛνΣοΫ͢Δ ೖྗ஋ͱظ଴஋ͷࠩʹൺྫͯ͠ ܭࢉྔ͕૿͑Δ

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public function run(string $input) : string { $dec = intval($input); while (true) { $bin = decbin(strval(++$dec)); if (strpos($bin, '000') === false && strpos($bin, '111') === false) { return strval($dec); } } } 1૿΍͠ͳ͕Βɺஞ࣍ʮඇࡾ࿈਺͔ʁʯΛνΣοΫ͢Δ ೖྗ஋ͱظ଴஋ͷࠩʹൺྫͯ͠ ܭࢉྔ͕૿͑Δ 100000000000000 (2) ͱ͔Λೖྗ͞ΕΔͱϠόΠ

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޻෉ͯ͠ΈΔ

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ྫ୊ᶃ 22

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ྫ୊ᶃ 23 100010110001

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24 100010110001 ࠷ॳͷ 000 Λݟ͚ͭΔ ྫ୊ᶃ

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25 100110110001 ͦΕΛ 001 ʹஔ͖׵͑Δ ྫ୊ᶃ

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26 100110110001 ଓ͖Λ͢΂ͯ 001001... Ͱஔ͖׵͑Δ ྫ୊ᶃ

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27 100100100100 ଓ͖Λ͢΂ͯ 001001... Ͱஔ͖׵͑Δ ྫ୊ᶃ

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28 100100100100 ׬੒ ྫ୊ᶃ

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ྫ୊ᶄ 29

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ྫ୊ᶄ 30 101110101101

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31 101110101101 ࠷ॳͷ 0111 Λݟ͚ͭΔ ྫ୊ᶄ

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32 110010101101 ͦΕΛ 1001 ʹஔ͖׵͑Δ ྫ୊ᶄ

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33 110010101101 ଓ͖Λ͢΂ͯ 001001... Ͱஔ͖׵͑Δ ྫ୊ᶄ

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34 110010010010 ଓ͖Λ͢΂ͯ 001001... Ͱஔ͖׵͑Δ ྫ୊ᶄ

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35 110010010010 ׬੒ ྫ୊ᶄ

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·ͱΊΔͱ 36

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37 000͕ઌʹ ͋Δ৔߹ ࠷ॳͷ000Λ001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ 0111͕ઌʹ ͋Δ৔߹ ࠷ॳͷ0111Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ

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38 000͕ઌʹ ͋Δ৔߹ ࠷ॳͷ000Λ001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ 0111͕ઌʹ ͋Δ৔߹ ࠷ॳͷ0111Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ

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39 000͕ઌʹ ͋Δ৔߹ ࠷ॳͷ000Λ001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ 0111͕ઌʹ ͋Δ৔߹ ࠷ॳͷ0111Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ ઌ಄͕111ͩͬͨΒʁ

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40 000͕ઌʹ ͋Δ৔߹ ࠷ॳͷ000Λ001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ 0111͕ઌʹ ͋Δ৔߹ ࠷ॳͷ0111Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ

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41 000͕ઌʹ ͋Δ৔߹ ࠷ॳͷ000Λ001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ 0111͕ઌʹ ͋Δ৔߹ ࠷ॳͷ0111Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ ͋Β͔͡Ίઌ಄ʹ0Λ෇༩্͓͍ͯͨ͠Ͱ

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42 000͕ઌʹ ͋Δ৔߹ ࠷ॳͷ000Λ001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ 0111͕ઌʹ ͋Δ৔߹ ࠷ॳͷ0111Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ ͋Β͔͡Ίઌ಄ʹ0Λ෇༩্͓͍ͯͨ͠Ͱ ͞Βʹͻͱ޻෉…

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43 1000͕ઌʹ ͋Δ৔߹ ࠷ॳͷ1000Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ 0111͕ઌʹ ͋Δ৔߹ ࠷ॳͷ0111Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ ͋Β͔͡Ίઌ಄ʹ0Λ෇༩্͓͍ͯͨ͠Ͱ

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44 1000͕ઌʹ ͋Δ৔߹ ࠷ॳͷ1000Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ 0111͕ઌʹ ͋Δ৔߹ ࠷ॳͷ0111Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ ͋Β͔͡Ίઌ಄ʹ0Λ෇༩্͓͍ͯͨ͠Ͱ

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45 1000͕ઌʹ ͋Δ৔߹ ࠷ॳͷ1000Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ 0111͕ઌʹ ͋Δ৔߹ ࠷ॳͷ0111Λ1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ ͋Β͔͡Ίઌ಄ʹ0Λ෇༩্͓͍ͯͨ͠Ͱ

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46 1000͕ઌʹ ͋Δ৔߹ ࠷ॳͷ1000·ͨ͸0111Λ 1001ʹஔ׵ͯ͠ ࢒ΓΛ001ͷ॥؀ͰຒΊΔ 0111͕ઌʹ ͋Δ৔߹ ͋Β͔͡Ίઌ಄ʹ0Λ෇༩্͓͍ͯͨ͠Ͱ

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ྫ୊ᶅ 47

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ྫ୊ᶅ 48 110111010110

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ྫ୊ᶅ 49 01101110101100 ઌ಄ʹ 0 Λ෇༩͢Δ

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50 01101110101100 ࠷ॳͷ 0111 Λݟ͚ͭΔ ྫ୊ᶅ

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51 01110010101100 ͦΕΛ 1001 ʹஔ͖׵͑Δ ྫ୊ᶅ

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52 01110010101100 ଓ͖Λ͢΂ͯ 001001... Ͱஔ͖׵͑Δ ྫ୊ᶅ

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53 01110010010010 ଓ͖Λ͢΂ͯ 001001... Ͱஔ͖׵͑Δ ྫ୊ᶅ

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54 111001001001 ׬੒ʁ ྫ୊ᶅ

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55 111001001001 ൱ʂ ྫ୊ᶅ

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མͱ݀͠ 56 • 0111Λ1001ʹஔ׵ͨ͜͠ͱͰɺ
 111͕৽ͨʹ࡞ΒΕͯ͠·͏৔߹͕͋Δ • ಉ͡ૢ࡞Λ܁Γฦ͢ඞཁ͕͋Δʂ

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݁࿦ 57

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58 • ͋Β͔͡Ίઌ಄ʹ0Λ෇༩্͓͍ͯͨ͠Ͱ • ࠷ॳͷ1000·ͨ͸0111Λ1001ʹஔ׵ͯ͠ • ࢒ΓΛ001ͷ॥؀ͰຒΊΔ • ઌ಄ͷ0ΛऔΓআ͘ • …ͱ͍͏ૢ࡞Λඇࡾ࿈਺ʹͳΔ·Ͱ܁Γฦ͢

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59 • ͋Β͔͡Ίઌ಄ʹ0Λ෇༩্͓͍ͯͨ͠Ͱ • ࠷ॳͷ1000·ͨ͸0111Λ1001ʹஔ׵ͯ͠ • ࢒ΓΛ001ͷ॥؀ͰຒΊΔ • ઌ಄ͷ0ΛऔΓআ͘ • …ͱ͍͏ૢ࡞Λඇࡾ࿈਺ʹͳΔ·Ͱ܁Γฦ͢

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࣮૷ྫ

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public function run(string $input) : string { $dec = intval($input) + 1; while (true) { $bin = '0' . decbin($dec); preg_match('/(.*?)(1000|0111)(.*)/', $bin, $m); if (empty($m)) { return strval($dec); } $head = ltrim($m[1], '0'); $tailLength = strlen($m[3]); $tail = substr( str_repeat('001', intval(floor($tailLength / 3)) + 1), 0, $tailLength); $dec = strval(bindec($head . '1001' . $tail)); } }

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public function run(string $input) : string { $dec = intval($input) + 1; while (true) { $bin = '0' . decbin($dec); preg_match('/(.*?)(1000|0111)(.*)/', $bin, $m); if (empty($m)) { return strval($dec); } $head = ltrim($m[1], '0'); $tailLength = strlen($m[3]); $tail = substr( str_repeat('001', intval(floor($tailLength / 3)) + 1), 0, $tailLength); $dec = strval(bindec($head . '1001' . $tail)); } } Ұ࿈ͷॲཧΛ܁Γฦ͢

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public function run(string $input) : string { $dec = intval($input) + 1; while (true) { $bin = '0' . decbin($dec); preg_match('/(.*?)(1000|0111)(.*)/', $bin, $m); if (empty($m)) { return strval($dec); } $head = ltrim($m[1], '0'); $tailLength = strlen($m[3]); $tail = substr( str_repeat('001', intval(floor($tailLength / 3)) + 1), 0, $tailLength); $dec = strval(bindec($head . '1001' . $tail)); } } 2ਐ਺ʹม׵ͯ͠ઌ಄ʹ0Λ෇༩

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public function run(string $input) : string { $dec = intval($input) + 1; while (true) { $bin = '0' . decbin($dec); preg_match('/(.*?)(1000|0111)(.*)/', $bin, $m); if (empty($m)) { return strval($dec); } $head = ltrim($m[1], '0'); $tailLength = strlen($m[3]); $tail = substr( str_repeat('001', intval(floor($tailLength / 3)) + 1), 0, $tailLength); $dec = strval(bindec($head . '1001' . $tail)); } } ࠷ॳͷ1000·ͨ͸0111Λ୳͢

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public function run(string $input) : string { $dec = intval($input) + 1; while (true) { $bin = '0' . decbin($dec); preg_match('/(.*?)(1000|0111)(.*)/', $bin, $m); if (empty($m)) { return strval($dec); } $head = ltrim($m[1], '0'); $tailLength = strlen($m[3]); $tail = substr( str_repeat('001', intval(floor($tailLength / 3)) + 1), 0, $tailLength); $dec = strval(bindec($head . '1001' . $tail)); } } ݟ͔ͭΒͳ͚Ε͹ඇࡾ࿈਺ͷ׬੒

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public function run(string $input) : string { $dec = intval($input) + 1; while (true) { $bin = '0' . decbin($dec); preg_match('/(.*?)(1000|0111)(.*)/', $bin, $m); if (empty($m)) { return strval($dec); } $head = ltrim($m[1], '0'); $tailLength = strlen($m[3]); $tail = substr( str_repeat('001', intval(floor($tailLength / 3)) + 1), 0, $tailLength); $dec = strval(bindec($head . '1001' . $tail)); } } ઌ಄ͷ0ΛऔΓআ͖ͭͭ (1000|0111)ΑΓલͷ෦෼Λୀආ

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public function run(string $input) : string { $dec = intval($input) + 1; while (true) { $bin = '0' . decbin($dec); preg_match('/(.*?)(1000|0111)(.*)/', $bin, $m); if (empty($m)) { return strval($dec); } $head = ltrim($m[1], '0'); $tailLength = strlen($m[3]); $tail = substr( str_repeat('001', intval(floor($tailLength / 3)) + 1), 0, $tailLength); $dec = strval(bindec($head . '1001' . $tail)); } } (1000|0111)ΑΓޙͷ෦෼Λ001...Ͱஔ׵

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public function run(string $input) : string { $dec = intval($input) + 1; while (true) { $bin = '0' . decbin($dec); preg_match('/(.*?)(1000|0111)(.*)/', $bin, $m); if (empty($m)) { return strval($dec); } $head = ltrim($m[1], '0'); $tailLength = strlen($m[3]); $tail = substr( str_repeat('001', intval(floor($tailLength / 3)) + 1), 0, $tailLength); $dec = strval(bindec($head . '1001' . $tail)); } } ʮલʴ1001ʴޙʯͱ࿈݁ͯ͠10ਐ਺ʹ

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public function run(string $input) : string { $dec = intval($input) + 1; while (true) { $bin = '0' . decbin($dec); preg_match('/(.*?)(1000|0111)(.*)/', $bin, $m); if (empty($m)) { return strval($dec); } $head = ltrim($m[1], '0'); $tailLength = strlen($m[3]); $tail = substr( str_repeat('001', intval(floor($tailLength / 3)) + 1), 0, $tailLength); $dec = strval(bindec($head . '1001' . $tail)); } }

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https://github.com/ ttskch/nagoyaphp17

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@ttskch ʘThanks!ʗ