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SRM 555 Div 1 hard

Sponsored · Ship Features Fearlessly Turn features on and off without deploys. Used by thousands of Ruby developers. →
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September 07, 2012
Programming
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580

SRM 555 Div 1 hard

オンサイト解説のスライド。
最後の方は適当になってますが、プラクティスのwriterのコード見るなりしてください。

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snuke

September 07, 2012
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Transcript

  1. %JWIBSE XSJUFSTOVLF

  2. 5VSJOHHBNFͱ͸ ҎԼͷ̐ͭͷίϚϯυΛۦ࢖ͯ͠ɺ UBQFΛHPBMUBQFͱಉ͡ঢ়ଶʹ͢ΔήʔϜɻ ɹɾlzɿIFBEͷҐஔʹΛॻ͖ࠐΉ ɹɾlzɿIFBEͷҐஔʹΛॻ͖ࠐΉ ɹɾlzɿIFBEΛࠨʹ̍ͭಈ͔͢ ɹɾlzɿIFBEΛӈʹ̍ͭಈ͔͢

  3. ໰୊͕ҟ༷ HPBMUBQFͱίʔυ͕༩͑ΒΕΔͷͰɺ UBQFͷॳظঢ়ଶͱͯ͋͠Γ͏Δ΋ͷͷ਺͸ʁ ʙ੍໿ʙ 㱡HPBMUBQFͷ௕͞㱡 㱡DPEFͷ௕͞㱡

  4. ৄ͠Ίͷ৚݅ ɾIFBEͷॳظҐஔ͸ࣗ༝ɻ ɹͨͩ͠ɺॳظҐஔͷҧ͍͸਺͑ͳ͍ɻ ɾίʔυΛ࠷ޙ·Ͱ࣮ߦ͠ऴ͑Δ·Ͱʹ ɹҰ౓Ͱ΋ΫϦΞ͍ͯ͠Ε͹ྑ͍ɻ ɾUBQFͷ֎ʹIFBEΛҠಈͤ͞Δ͜ͱ͸ڐ͞Εͳ͍ɻ

  5. ߟ࡯ goal : “000” code : “0>0” ॳظҐஔ͕ࠨ୺ͷͱ͖ lz lz

    lz lz ॳظҐஔ͕ਅΜதͷͱ͖ lz lz lz lz lz lz͕ॏෳ͍ͯ͠ΔͷͰ 

  6. ߟ࡯ goal : “000” code : “0>0” ࠷ޙʹΫϦΞ͠͏Δঢ়ଶʹͳͬͨ࣌ʹ ౓Ͱ΋มߋ͞ΕͨϏοτཱ͕ͬͨϚεΫΛ࡞Δɻ ྫʣॳظҐஔࠨlz

    ɹɹॳظҐஔதlz ͜Ε͸ʮHPBMUBQFͱٯͰ΋ྑ͍ܻʯΛද͍ͯ͠Δɻ ʮ?ཱͬͯΔϏοτ਺ʯ͕Մೳͳύλʔϯͷ਺ɻ ˠॏෳΛͲ͏औΓআ͔͘ɻ

  7. ΞϧΰϦζϜ

  8. ΞϧΰϦζϜ ʊਓਓਓਓʊ ʼแআݪཧʻ ʉ:?:?:?:ʉ

  9. ΞϧΰϦζϜ ॳظҐஔ͕ࠨ୺ɾਅΜதͷͱ͖ͷϚεΫ ࠨɹlz  தɹlz  ࠨˍதlz ͖ͬ͞ͷྫͰ΍ͬͯΈΔɻ ͜Μͳײ͡ɻ

  10. ΞϧΰϦζϜ ͦΕ͓͔ͬͯ͘͠Ͷ͐ʁ ͩͬͯɺॳظҐஔͬͯ࠷େͰ͡ΌΜ

  11. ΞϧΰϦζϜ ͦΕ͓͔ͬͯ͘͠Ͷ͐ʁ ͩͬͯɺॳظҐஔͬͯ࠷େͰ͡ΌΜ

  12. ΞϧΰϦζϜ ͦΕ͓͔ͬͯ͘͠Ͷ͐ʁ ͩͬͯɺॳظҐஔͬͯ࠷େͰ͡ΌΜ

  13. ΞϧΰϦζϜ ͦΕ͓͔ͬͯ͘͠Ͷ͐ʁ ͩͬͯɺॳظҐஔͬͯ࠷େͰ͡ΌΜ ϥΠΦϯͰ͢

  14. ΞϧΰϦζϜ ͦΕ͓͔ͬͯ͘͠Ͷ͐ʁ ͩͬͯɺॳظҐஔͬͯ࠷େͰ͡ΌΜ ϥΠΦϯͰ͢ NJO ϚεΫͷ࠷େܻ਺ ॳظҐஔͷݸ਺ ͬͯ Ͱ͢ΑͶɻ ͦΜͳײ͡Ͱ΍Ε͹Ͱ͖·͢Αɻ

  15. ౷ܭ ఏग़਺ɹɿ ਖ਼ղऀ਺ɿ