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#MPDLDIBJO)VC .FFUVQ-5 ಠࣗτʔΫϯͷӡ༻ ΩϡʔϒγεςϜখᔹप

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ࣗݾ঺հ w খᔹप 4IV,PCVDIJ w ΩϡʔϒγεςϜͷاը෦໳
 ɹɾϒϩοΫνΣʔϯϋϒίʔϙϨʔτձһ
 ɹɾϏϤϯυϒϩοΫνΣʔϯਖ਼ձһ

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͋Β·͠ w اۀͷϒϩοΫνΣʔϯͷऔΓ૊ΈͰࣾ಺Ծ૝௨՟Λӡ༻ w *OUFS-FEHFSͳͲҟͳΔϒϩοΫνΣʔϯؒΛ݁Ϳτʔ Ϋϯͷ΍ΓऔΓ w ͜ΕΒΛਪਐ͢ΔͨΊͷಠࣗτʔΫϯͷൃߦ΍ফ٫ɺ߆ ଋʹ͍ͭͯ

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εϚʔτίϯτϥΫτͰͷ ফ٫ w &3$τʔΫϯϑϨʔϜϫʔΫ0QFO;FQQFMJOͰ͸ɺ #VSOBCMF5PLFOͱͯ͠ফ٫ͷ࣮૷͕༰қ w #BTJD5PLFO͔Βܧঝͯ͠ར༻

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ίʔυྫ pragma solidity ^0.4.18; library SafeMath { … } contract BasicToken { … } contract BurnableToken is BasicToken { event Burn(address indexed burner, uint256 value); function burn(uint256 _value) public { require(_value <= balances[msg.sender]); address burner = msg.sender; balances[burner] = balances[burner].sub(_value); totalSupply = totalSupply.sub(_value); Burn(burner, _value); } }

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#VSOલ

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#VSOޙ

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ফ٫Λ͢Δҙຯ w ᶃൃߦऀʹ໭͖ͬͯͨ࠴݊Λ࢖༻ࡁΈʹ͢Δ w ᶄଞϓϥοτϑΥʔϜ΁ͷՁ஋ͷҠస
 ɹ୯ํ޲ʢෆՄٯʣͷ৔߹͸ʮ1SPPGPG#VSOʯ

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ᶃ࠴݊Λ࢖༻ࡁΈʹ͢ Δ

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ωΠςΟϒ௨՟ʹ͸ൃߦओମ ͕ͳ͍ w #5$΍&5)ͳͲωΠςΟϒ௨՟ʹ͸ൃߦओମ͕ͳ͍ w ࠴ݖ࠴຿ؔ܎ΛఆٛͰ͖ͳ͍ ϚΠφʔใुͰ৽نੜ੒ ૹۚऀͷిࢠॺ໊͕ͳ͍ YFDBCF BGCDCG YBE FFDG 59 3FXBSE ૹۚΞΧ΢ϯτͷిࢠॺ໊ΛؚΉ YCDEE CEDFB #MPDL

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ಠࣗτʔΫϯͷൃߦओମ w ಠࣗτʔΫϯʹ͸ൃߦओମ͕ଘࡏ͢Δ w ࠴ݖ࠴຿ؔ܎ΛఆٛͰ͖Δ 59 ൃߦ࣌ʹൃߦΞΧ΢ϯτͷ ిࢠॺ໊ΛؚΉ Y⒎CBFG CGFFF CEEF $SFBUF $POUSBDU

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࠴͕݊໭͖ͬͯͨΒ#VSO w ಠࣗτʔΫϯ͸࠴݊ w ൃߦऀͷखݩʹ໭͖ͬͯͨΒ#VSO w ࢴͰͷྫʣ
 ίϯαʔτνέοτͷ൒݊Λ੾Γ཭͢
 ྻंͷݕࡳͰ੾ූʹԡҹɾύϯν݀
 ੾खͷফҹ

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εϚʔτίϯτϥΫτ ͰͷΠϝʔδ ᶄ&5)ૹۚ τʔΫϯൃߦऀ ʢαʔϏεఏڙऀʣ ᶃίϯτϥΫτσϓϩΠ ʢτʔΫϯఆٛʣ ᶄτʔΫϯൃߦ ᶄτʔΫϯૹ৴ ᶅτʔΫϯૹ৴ ᶅαʔϏεఏڙ ᶅτʔΫϯফ٫

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ᶄଞϓϥοτϑΥʔϜ ΁ͷՁ஋Ҡస

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ҟͳΔϓϥοτϑΥʔϜؒͰ ͷՁ஋ͷҠస w #$$$Ծ૝௨՟ʮ;FOʯࣾձ࣮ݧୈ̍ϑΣʔζϨϙʔτ
 IUUQCDDDHMPCBMKBBSUJDMFTIUNM

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1SPPGPG#VSOʢ୯ํ޲ʣ w $PVOUFS1BSUZ 9$1 ൃߦͰ1SPPGPG#VSOͳͲ ΦϯνΣʔϯ ʢϒϩοΫνΣʔϯʣ τʔΫϯ ϖά τʔΫϯൃੜ ফ٫ 1SPPGPG#VSO ΦϑνΣʔϯͳͲ 9$1ͷ৔߹͸9$1ϨΠϠʔ

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ΦϯνΣʔϯͰͷ߆ଋ w ϥΠτχϯάωοτϫʔΫ͸ΦϯνΣʔϯ্ͰίΠϯΛϩ οΫʢ߆ଋʣ w ૒ํ޲ϖάαΠυνΣʔϯ΋ΦϯνΣʔϯͰίΠϯΛϩο Ϋ ΦϯνΣʔϯ ʢϒϩοΫνΣʔϯʣ τʔΫϯ ϖά τʔΫϯൃੜ ߆ଋ ߆ଋղআ ফ٫ ϖά ΦϑνΣʔϯ

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͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ w !TIV@LPC w TIVLPCVDIJ w ۚ ౔ 04$౦ژ!໌੕େֶ w ೔ຊ҉߸௨՟Ϣʔβձग़లʂ w ೔ ηϛφʔʮ#JUDPJO$PSFೖ໳ʯɹ୲౰ɿখᔹ w IUUQTXXXPTQOKQPTDTQSJOHNPEVMFTFHVJEFFWFOUQIQ FJE