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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. public static void main(String[] args) {
  11.         String[] aTest = new String[5];    //10 roles
  12.         String[] bTest = new String[50]; // 50k strings
  13.         Random test = new Random(System.currentTimeMillis());
  14.         int nameLength = 20;
  15.         int textSize = 50;
  16.  
  17.         for (int i = 0; i < aTest.length; i++) {
  18.             aTest[i] = generateString(test, "ABCDEFGHIJKLMNOPQRSTUVWXYZ ", nameLength);
  19.         }
  20.  
  21.         for (int i = 0; i < bTest.length; i++) {
  22.             Random rand = new Random();
  23.             int x = rand.nextInt(aTest.length);
  24.             bTest[i] = aTest[x] + ": " + generateString(test, "ABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%&*()_+", textSize);
  25.         }
  26.  
  27.         long before = System.currentTimeMillis();
  28.         System.out.print(printTextPerRole(aTest, bTest));
  29.         System.out.println((System.currentTimeMillis() - before) + "ms.");// 8 sec(!)
  30.  
  31.     }
  32.  
  33.     public static String generateString(Random rng, String characters, int length) {
  34.         char[] text = new char[length];
  35.         for (int i = 0; i < length; i++) {
  36.             text[i] = characters.charAt(rng.nextInt(characters.length()));
  37.         }
  38.         return new String(text);
  39.     }
  40.  
  41.     static private String printTextPerRole(String[] roles, String[] textLines) {
  42.         StringBuilder output = new StringBuilder("");
  43.         for (String role : roles) {
  44.             output.append(role + ":\n");
  45.             for (int i = 0; i < textLines.length; i++) {
  46.                 if (textLines[i].startsWith(role)) {
  47.                     output.append(i + 1 + ") ");
  48.                     output.append(textLines[i].substring(role.length() + 2));
  49.                     output.append("\n");
  50.  
  51.                 }
  52.             }
  53.             output.append("\n");
  54.         }
  55.         return output.toString();
  56.     }
  57. }
Success #stdin #stdout 0.04s 320704KB
comments (?)
stdin 
Standard input is empty
stdout 
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3) Q+R()JJ%@VV*SL(M$ZGI*@S*MYXICI_MLW+V&_(SM)!AOMUTPH
21) U@)CEAG&YDS_ODS+QZFR#DMC(#!VWC$MEQ)BSW%$GKLQLMFOQN
25) CG%GSTZ&INQZBAUD+U&SWN$RM_T#CT!!DNYG_%AY&RKWTP_JU+
27) &K+HJNQDCZCRTK@J)R@@EA+M_YYRICRZ+(BO+Y#@JWXCLYTNFW
30) RQA(ZSVNUOVD)G$FIJGJ&#ULVIQR&GUQ**K!G&&I_J)YT%IIBL
34) DR&H_WYUFE_L&$PUPOFT_**#ZUV@$CPN%GD((WM_@B!OROVJJ%
35) HM*LRE@WS_TFW*)QSE#*_T&(+BJBPKNPRUBRNGVRQSVW#FO#)N
36) $SPLNP@QJLAYVZQIYMSU_Y)CNSUSJSJ_QNKUJWCFE%IC!LOVNU
39) Z*%OABMJTSIQUPDSFSFVRWB(+#OHX$TNNLJZWTJCVGTYF%WGD(
46) @I#NWV$K@K!OH+DIRKU)&LFEFJA*FQBLEXVAH#G&%US+)ZUIPR
50) X$+JND(S*F$WKJ%MRBXM($+UNKCYSLPR!*_J$Y%#BC!+OZS%+T

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29) IUDC!ECJR#++ML$B!Y)UXHYK@WJ!JEONBYM%#HM$NACGK&N($L
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43) MKPR$JR*T#PXORR_XTFU!$B!OO+O_UJLOVX@WS&(ZQWAR)B_DZ

BRAHDXRESXCRHNTKCUYT:
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5) WJPBP%MXDG)Z@EY_&K%*&!P*WVAW)YIWSWP*(UHSX)#J!QLG__
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12) TUES(*SW+(IBRR@H*Z_UTIUVMGDKX)CRJ(_F(P#YUQ(!ZG$OCF
22) (HG@AGX))S@LKSBR$KPIZWNZ+EDMEFI&I*EXNZ(BE@VHFFKB+!
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32) MHCGSAOHNLQ$ALKPP+KBIEGMWI*GYRIXIZ+FTCE+DPGOERNVDS
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42) BRVNTSA_KEWXOOBQKUZU%!LVH@ZFRN@HWZZIT$QBIIRJ)MVG@Q
44) ($WHCYH$#RCJY_PQ$J@EWD+RE!@OJM_DK$SZUGKKFRY$Y%&+RQ
45) HZFKR#I_OS%@DTSPNNBP*+IYK(ZBQBZ!Y$!XD+JZUZSMKHWE!$
47) D&_PKUDMF!V@YWKEFSSXTN@EFAYP+MGYV!PR)WE!!S$B(_MY@N
48) NP)UIWNGS)KCE&$IP_FPXF+CBBEGFOQAFMKRGN@ADA_@BR%O%F

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4) RMFR!T!%EGJEMTW$JDZUHQOPV_SC!%VBR*FX@(#BA)RZK+@N&F
9) T)LFNUOLBMEBCV+RISXVIX)@Q++FCYO!Y!AEAVZWTD!GWBU&FO
16) OCL(QK%H(EYNWRMXU+IISSRA@@J!#FPKB%B!NRO#AAIS_&LXRG
20) #CJZZNGQ$*(&MMD(#J&AMSVZG$METMU%&(PP@O$&FDVZ!HP_$O
23) KVN$%%UY%@PC#AAO&R$$JQU)FK+#AXUGBZECBKUECFYVYT#ED(

0ms.
https://ideone.com/KLIZXS
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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