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競プロのおはなし
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Shu Kakihana
April 18, 2017
Programming
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競プロのおはなし
新入生向けLTで発表した公開版スライド
Shu Kakihana
April 18, 2017
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Transcript
ڝϓϩͷ͓ͳ͠ kurokoji
ࣗݾհ
Who Am I? • ຊ໊(ݕӾࡁΈ) • mi12th • ୈ28ճߴઐϓϩίϯڝٕ෦Ϧʔμʔ
Who Am I? • kurokoji • ࠷ۙpython͕͖͢ • ౻ɾࠤʑઍࢬ͕͖͢
Twitter • @_scky(͍ͪΜͬͯΔͭ) • @kurokojiP(ΦλΫ) • @NITOk_ICT(ICTެࣜΞΧϯτ)
ग़ͨେձ • ETϩϘίϯ2015(ݝ༏উ) • SuperCon2016(7Ґ) • ୈ27ճߴઐϓϩίϯڝٕ෦ • ύιίϯߕࢠԂ͏ͻͱͭͷຊબ(8Ґ) •
ใΦϦϯϐοΫ2017ຊબ • Ѫඤେֶֶ෦ใֶՊϓϩάϥϛϯάίϯςετ(༏ल)
ग़ͨେձ • ETϩϘίϯ2015(ݝ༏উ) • SuperCon2016(7Ґ) • ୈ27ճߴઐϓϩίϯڝٕ෦ • ύιίϯߕࢠԂ͏ͻͱͭͷຊબ(8Ґ) •
ใΦϦϯϐοΫ2017ຊબ • Ѫඤେֶֶ෦ใֶՊϓϩάϥϛϯάίϯςετ(༏ल)
競プロ系の 大会
ڝϓϩͱ?
ڝϓϩͱ? ίϯϐϡʔλ͕ 100͔͔ΔॲཧΛ 1ඵʹ͢Δ ܹΞπεϙʔπ
͜Μͳײ͡Ͱ
ڝϓϩͱ? • ڝٕϓϩάϥϛϯάͷུ • ϓϩάϥϜΛ༻͍ͯΛղ͘ • 1~10000ͷΛग़ྗͤΑɼͱ͔
100͔͔Δ…?
८ճηʔϧεϚϯ • ࢢͷnݸͱɼ2ͭͷࢢi, jؒΛҠಈ͢Δ ࣌ؒd[i][j]͕͋ͨ͑ΒΕͨͱ͖ɼ ͯ͢ͷࢢΛ௨ͬͯ ݩͷࢢʹͬͯ͘Δ ܦ࿏ͷ࠷খҠಈ࣌ؒ
શ෦ͷܦ࿏Λྻڍ͢Δͱ • ࢢ͕20ݸʹͳΔͱશྻڍ͢Δͷʹ700͘ Β͍͔͔Δ!?(19ݸͩͱ30͘Β͍) • ͔͠͠ɼ͋Δํ๏Λ͏ͱ19ݸͳΒ 1ඵ͘Β͍Ͱ͕͑ग़ͤΔ!!
ͦΕ͕ڝϓϩ • ͲͷΑ͏ͳํ๏Ͱղ͚࣌ؒΛॖΊΒΕΔ͔? • ͦ͜Λߟ͑ͯղ͚ͨͱ͖ؾ͍͍࣋ͪ
େձͷհ
ύιίϯߕࢠԂ(PCK) • ձେֶ(ౡݝ)ओ࠵ • ϞόΠϧɾϓϩάϥϛϯάɾ͍ͪ·͍ͷֆCG • ϓϩάϥϛϯά෦(ຊબ)30νʔϜ(ࡢ+10) • 2ਓ1ͷνʔϜઓ •
νϟϯε3ճ
ใΦϦϯϐοΫ(JOI) • ࠃࡍՊֶٕज़ίϯςετͷҰͭ • ͭ͘ࠃࡍձٞ(Ἒݝ) • ݸਓઓ • νϟϯε2ճ •
ຊબͰΛͤຊදʹ…?
SuperCon • SuperComputingContest ͷུ • ౦େɾࡕେओ࠵ • ͦͷ໊ͷ௨ΓεʔύʔίϯϐϡʔλΛ͏ • ࡢňTHUBAMEʼnΛͬͨ
• 1िؒ͘Β͍ίʔυॻ͍ͯউෛ
ߴઐϓϩίϯڝٕ෦ • શࠃߴઐֶߍϓϩάϥϛϯάίϯςετ ͷུ • ՝ɾࣗ༝ɾڝٕ෦ • ࠓύζϧ
None
ACM-ICPC • ֤େֶର߅ઓ • ߴઐ4~5ੜͱઐ߈Պੜ • 3ਓ1ͷνʔϜઓ
ڝϓϩʹڵຯͰͨ?
ॳ৺ऀ༻ڝϓϩڭࡐ Ӷҙ࡞த!!
ͱΓ͋͑ͣMڭࡐ രͰऴΘΒͤΑ͏