2019獨角獸企業重金招聘Python工程師標準>>>

import?java.io.BufferedReader; import?java.io.IOException; import?java.io.InputStreamReader; public?class?MyEclipseGen?{private?static?final?String?LL?=?"Decompiling?this?copyrighted?software?is?a?violation?of?both?your?license?agreement?and?the?Digital?Millenium?Copyright?Act?of?1998?(http://www.loc.gov/copyright/legislation/dmca.pdf).?Under?section?1204?of?the?DMCA,?penalties?range?up?to?a?$500,000?fine?or?up?to?five?years?imprisonment?for?a?first?offense.?Think?about?it;?pay?for?a?license,?avoid?prosecution,?and?feel?better?about?yourself.";public?String?getSerial(String?userId,?String?licenseNum)?{java.util.Calendar?cal?=?java.util.Calendar.getInstance();cal.add(1,?3);cal.add(6,?-1);java.text.NumberFormat?nf?=?new?java.text.DecimalFormat("000");licenseNum?=?nf.format(Integer.valueOf(licenseNum));String?verTime?=?new?StringBuilder("-").append(new?java.text.SimpleDateFormat("yyMMdd").format(cal.getTime())).append("0").toString();String?type?=?"YE3MP-";String?need?=?new?StringBuilder(userId.substring(0,?1)).append(type).append("300").append(licenseNum).append(verTime).toString();String?dx?=?new?StringBuilder(need).append(LL).append(userId).toString();int?suf?=?this.decode(dx);String?code?=?new?StringBuilder(need).append(String.valueOf(suf)).toString();return?this.change(code);}private?int?decode(String?s)?{int?i;char[]?ac;int?j;int?k;i?=?0;ac?=?s.toCharArray();j?=?0;k?=?ac.length;while?(j?<?k)?{i?=?(31?*?i)?+?ac[j];j++;}return?Math.abs(i);}private?String?change(String?s)?{byte[]?abyte0;char[]?ac;int?i;int?k;int?j;abyte0?=?s.getBytes();ac?=?new?char[s.length()];i?=?0;k?=?abyte0.length;while?(i?<?k)?{j?=?abyte0[i];if?((j?>=?48)?&&?(j?<=?57))?{j?=?(((j?-?48)?+?5)?%?10)?+?48;}?else?if?((j?>=?65)?&&?(j?<=?90))?{j?=?(((j?-?65)?+?13)?%?26)?+?65;}?else?if?((j?>=?97)?&&?(j?<=?122))?{j?=?(((j?-?97)?+?13)?%?26)?+?97;}ac[i]?=?(char)?j;i++;}return?String.valueOf(ac);}public?MyEclipseGen()?{super();}public?static?void?main(String[]?args)?{try?{System.out.println("please?input?register?name:");BufferedReader?reader?=?new?BufferedReader(new?InputStreamReader(System.in));String?userId?=?null;userId?=?reader.readLine();MyEclipseGen?myeclipsegen?=?new?MyEclipseGen();String?res?=?myeclipsegen.getSerial(userId,?"20");System.out.println("Serial:"?+?res);reader.readLine();}?catch?(IOException?ex)?{}} }

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