150902

Ruby


p^5 + s^5 = q^5 + r^5

以下のコードを約１日かけて実行したがやはり解は見つからなかった。

N = 200000

m = 70000

s_ary = []

while m < 150000 - 300

  ary = []

  h = {}

  (m..m + 300).each{|i|

    (150000..N).each{|j|

      c = j * j * j * j * j - i * i * i * i * i

      if h.key?(c)

        p c

        ary.push([i, j])

        s_ary.push([i, j])

      end

      h[c] = 1

    }

  }

  print [m, ary]

  m += 100

end

p s_ary

出力結果

[70000, []][70100, []][70200, []][70300, []][70400, []][70500, []][70600, []][70700, []][70800, []][70900, []][71000, []][71100, []][71200, []][71300, []][71400, []][71500, []][71600, []][71700, []][71800, []][71900, []][72000, []][72100, []][72200, []][72300, []][72400, []][72500, []][72600, []][72700, []][72800, []][72900, []][73000, []][73100, []][73200, []][73300, []][73400, []][73500, []][73600, []][73700, []][73800, []][73900, []][74000, []][74100, []][74200, []][74300, []][74400, []][74500, []][74600, []][74700, []][74800, []][74900, []][75000, []][75100, []][75200, []][75300, []][75400, []][75500, []][75600, []][75700, []][75800, []][75900, []][76000, []][76100, []][76200, []][76300, []][76400, []][76500, []][76600, []][76700, []][76800, []][76900, []][77000, []][77100, []][77200, []][77300, []][77400, []][77500, []][77600, []][77700, []][77800, []][77900, []][78000, []][78100, []][78200, []][78300, []][78400, []][78500, []][78600, []][78700, []][78800, []][78900, []][79000, []][79100, []][79200, []][79300, []][79400, []][79500, []][79600, []][79700, []][79800, []][79900, []][80000, []][80100, []][80200, []][80300, []][80400, []][80500, []][80600, []][80700, []][80800, []][80900, []][81000, []][81100, []][81200, []][81300, []][81400, []][81500, []][81600, []][81700, []][81800, []][81900, []][82000, []][82100, []][82200, []][82300, []][82400, []][82500, []][82600, []][82700, []][82800, []][82900, []][83000, []][83100, []][83200, []][83300, []][83400, []][83500, []][83600, []][83700, []][83800, []][83900, []][84000, []][84100, []][84200, []][84300, []][84400, []][84500, []][84600, []][84700, []][84800, []][84900, []][85000, []][85100, []][85200, []][85300, []][85400, []][85500, []][85600, []][85700, []][85800, []][85900, []][86000, []][86100, []][86200, []][86300, []][86400, []][86500, []][86600, []][86700, []][86800, []][86900, []][87000, []][87100, []][87200, []][87300, []][87400, []][87500, []][87600, []][87700, []][87800, []][87900, []][88000, []][88100, []][88200, []][88300, []][88400, []][88500, []][88600, []][88700, []][88800, []][88900, []][89000, []][89100, []][89200, []][89300, []][89400, []][89500, []][89600, []][89700, []][89800, []][89900, []][90000, []][90100, []][90200, []][90300, []][90400, []][90500, []][90600, []][90700, []][90800, []][90900, []][91000, []][91100, []][91200, []][91300, []][91400, []][91500, []][91600, []][91700, []][91800, []][91900, []][92000, []][92100, []][92200, []][92300, []][92400, []][92500, []][92600, []][92700, []][92800, []][92900, []][93000, []][93100, []][93200, []][93300, []][93400, []][93500, []][93600, []][93700, []][93800, []][93900, []][94000, []][94100, []][94200, []][94300, []][94400, []][94500, []][94600, []][94700, []][94800, []][94900, []][95000, []][95100, []][95200, []][95300, []][95400, []][95500, []][95600, []][95700, []][95800, []][95900, []][96000, []][96100, []][96200, []][96300, []][96400, []][96500, []][96600, []][96700, []][96800, []][96900, []][97000, []][97100, []][97200, []][97300, []][97400, []][97500, []][97600, []][97700, []][97800, []][97900, []][98000, []][98100, []][98200, []][98300, []][98400, []][98500, []][98600, []][98700, []][98800, []][98900, []][99000, []][99100, []][99200, []][99300, []][99400, []][99500, []][99600, []][99700, []][99800, []][99900, []][100000, []][100100, []][100200, []][100300, []][100400, []][100500, []][100600, []][100700, []][100800, []][100900, []][101000, []][101100, []][101200, []][101300, []][101400, []][101500, []][101600, []][101700, []][101800, []][101900, []][102000, []][102100, []][102200, []][102300, []][102400, []][102500, []][102600, []][102700, []][102800, []][102900, []][103000, []][103100, []][103200, []][103300, []][103400, []][103500, []][103600, []][103700, []][103800, []][103900, []][104000, []][104100, []][104200, []][104300, []][104400, []][104500, []][104600, []][104700, []][104800, []][104900, []][105000, []][105100, []][105200, []][105300, []][105400, []][105500, []][105600, []][105700, []][105800, []][105900, []][106000, []][106100, []][106200, []][106300, []][106400, []][106500, []][106600, []][106700, []][106800, []][106900, []][107000, []][107100, []][107200, []][107300, []][107400, []][107500, []][107600, []][107700, []][107800, []][107900, []][108000, []][108100, []][108200, []][108300, []][108400, []][108500, []][108600, []][108700, []][108800, []][108900, []][109000, []][109100, []][109200, []][109300, []][109400, []][109500, []][109600, []][109700, []][109800, []][109900, []][110000, []][110100, []][110200, []][110300, []][110400, []][110500, []][110600, []][110700, []][110800, []][110900, []][111000, []][111100, []][111200, []][111300, []][111400, []][111500, []][111600, []][111700, []][111800, []][111900, []][112000, []][112100, []][112200, []][112300, []][112400, []][112500, []][112600, []][112700, []][112800, []][112900, []][113000, []][113100, []][113200, []][113300, []][113400, []][113500, []][113600, []][113700, []][113800, []][113900, []][114000, []][114100, []][114200, []][114300, []][114400, []][114500, []][114600, []][114700, []][114800, []][114900, []][115000, []][115100, []][115200, []][115300, []][115400, []][115500, []][115600, []][115700, []][115800, []][115900, []][116000, []][116100, []][116200, []][116300, []][116400, []][116500, []][116600, []][116700, []][116800, []][116900, []][117000, []][117100, []][117200, []][117300, []][117400, []][117500, []][117600, []][117700, []][117800, []][117900, []][118000, []][118100, []][118200, []][118300, []][118400, []][118500, []][118600, []][118700, []][118800, []][118900, []][119000, []][119100, []][119200, []][119300, []][119400, []][119500, []][119600, []][119700, []][119800, []][119900, []][120000, []][120100, []][120200, []][120300, []][120400, []][120500, []][120600, []][120700, []][120800, []][120900, []][121000, []][121100, []][121200, []][121300, []][121400, []][121500, []][121600, []][121700, []][121800, []][121900, []][122000, []][122100, []][122200, []][122300, []][122400, []][122500, []][122600, []][122700, []][122800, []][122900, []][123000, []][123100, []][123200, []][123300, []][123400, []][123500, []][123600, []][123700, []][123800, []][123900, []][124000, []][124100, []][124200, []][124300, []][124400, []][124500, []][124600, []][124700, []][124800, []][124900, []][125000, []][125100, []][125200, []][125300, []][125400, []][125500, []][125600, []][125700, []][125800, []][125900, []][126000, []][126100, []][126200, []][126300, []][126400, []][126500, []][126600, []][126700, []][126800, []][126900, []][127000, []][127100, []][127200, []][127300, []][127400, []][127500, []][127600, []][127700, []][127800, []][127900, []][128000, []][128100, []][128200, []][128300, []][128400, []][128500, []][128600, []][128700, []][128800, []][128900, []][129000, []][129100, []][129200, []][129300, []][129400, []][129500, []][129600, []][129700, []][129800, []][129900, []][130000, []][130100, []][130200, []][130300, []][130400, []][130500, []][130600, []][130700, []][130800, []][130900, []][131000, []][131100, []][131200, []][131300, []][131400, []][131500, []][131600, []][131700, []][131800, []][131900, []][132000, []][132100, []][132200, []][132300, []][132400, []][132500, []][132600, []][132700, []][132800, []][132900, []][133000, []][133100, []][133200, []][133300, []][133400, []][133500, []][133600, []][133700, []][133800, []][133900, []][134000, []][134100, []][134200, []][134300, []][134400, []][134500, []][134600, []][134700, []][134800, []][134900, []][135000, []][135100, []][135200, []][135300, []][135400, []][135500, []][135600, []][135700, []][135800, []][135900, []][136000, []][136100, []][136200, []][136300, []][136400, []][136500, []][136600, []][136700, []][136800, []][136900, []][137000, []][137100, []][137200, []][137300, []][137400, []][137500, []][137600, []][137700, []][137800, []][137900, []][138000, []][138100, []][138200, []][138300, []][138400, []][138500, []][138600, []][138700, []][138800, []][138900, []][139000, []][139100, []][139200, []][139300, []][139400, []][139500, []][139600, []][139700, []][139800, []][139900, []][140000, []][140100, []][140200, []][140300, []][140400, []][140500, []][140600, []][140700, []][140800, []][140900, []][141000, []][141100, []][141200, []][141300, []][141400, []][141500, []][141600, []][141700, []][141800, []][141900, []][142000, []][142100, []][142200, []][142300, []][142400, []][142500, []][142600, []][142700, []][142800, []][142900, []][143000, []][143100, []][143200, []][143300, []][143400, []][143500, []][143600, []][143700, []][143800, []][143900, []][144000, []][144100, []][144200, []][144300, []][144400, []][144500, []][144600, []][144700, []][144800, []][144900, []][145000, []][145100, []][145200, []][145300, []][145400, []][145500, []][145600, []][145700, []][145800, []][145900, []][146000, []][146100, []][146200, []][146300, []][146400, []][146500, []][146600, []][146700, []][146800, []][146900, []][147000, []][147100, []][147200, []][147300, []][147400, []][147500, []][147600, []][147700, []][147800, []][147900, []][148000, []][148100, []][148200, []][148300, []][148400, []][148500, []][148600, []][148700, []][148800, []][148900, []][149000, []][149100, []][149200, []][149300, []][149400, []][149500, []][149600, []][]