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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Diagnostics;
  4. using System.Linq;
  5. using System.Text;
  6. using System.Threading.Tasks;
  7.  
  8. namespace StringTest
  9. {
  10.     class Program
  11.     {
  12.         static int _hitCounter = 0;
  13.  
  14.         static void Main( string[] args )
  15.         {
  16.             var sw = new Stopwatch();
  17.  
  18.             Console.WriteLine( "TestPattern1" );
  19.             foreach( var i in Enumerable.Range( 1, 3 ) )
  20.             {
  21.                 _hitCounter = 0;
  22.                 sw.Reset();
  23.                 sw.Start();
  24.                 foreach( var j in Enumerable.Range( 0, 10000000 ) )
  25.                     stringCaseTestPattern1();
  26.                 sw.Stop();
  27.                 Console.WriteLine( "test{0} elapsed:{1}msec hitCounter:{2}", i, sw.ElapsedMilliseconds, _hitCounter );
  28.             }
  29.             Console.WriteLine( "" );
  30.  
  31.             Console.WriteLine( "TestPattern2" );
  32.             foreach( var i in Enumerable.Range( 1, 3 ) )
  33.             {
  34.                 _hitCounter = 0;
  35.                 sw.Reset();
  36.                 sw.Start();
  37.                 foreach( var j in Enumerable.Range( 0, 10000000 ) )
  38.                     stringCaseTestPattern1();
  39.                 sw.Stop();
  40.                 Console.WriteLine( "test{0} elapsed:{1}msec hitCounter:{2}", i, sw.ElapsedMilliseconds, _hitCounter );
  41.             }
  42.             Console.WriteLine( "" );
  43.  
  44.             Console.WriteLine( "TestPattern3" );
  45.             foreach( var i in Enumerable.Range( 1, 3 ) )
  46.             {
  47.                 _hitCounter = 0;
  48.                 sw.Reset();
  49.                 sw.Start();
  50.                 foreach( var j in Enumerable.Range( 0, 10000000 ) )
  51.                     stringCaseTestPattern3();
  52.                 sw.Stop();
  53.                 Console.WriteLine( "test{0} elapsed:{1}msec hitCounter:{2}", i, sw.ElapsedMilliseconds, _hitCounter );
  54.             }
  55.             Console.WriteLine( "" );
  56.  
  57.             Console.WriteLine( "TestPattern4" );
  58.             foreach( var i in Enumerable.Range( 1, 3 ) )
  59.             {
  60.                 _hitCounter = 0;
  61.                 sw.Reset();
  62.                 sw.Start();
  63.                 foreach( var j in Enumerable.Range( 0, 10000000 ) )
  64.                     stringCaseTest["stringcasetest050"]();
  65.                 sw.Stop();
  66.                 Console.WriteLine( "test{0} elapsed:{1}msec hitCounter:{2}", i, sw.ElapsedMilliseconds, _hitCounter );
  67.             }
  68.             Console.WriteLine( "" );
  69.         }
  70.  
  71.         private static void stringCaseTestPattern1()
  72.         {
  73.             var srchStr = "casestringtest001";
  74.  
  75.             switch( srchStr )
  76.             {
  77.                 case "casestringtest001": _hitCounter++; break;
  78.                 case "casestringtest002": break;
  79.                 case "casestringtest003": break;
  80.                 case "casestringtest004": break;
  81.                 case "casestringtest005": break;
  82.                 case "casestringtest006": break;
  83.                 case "casestringtest007": break;
  84.                 case "casestringtest008": break;
  85.                 case "casestringtest009": break;
  86.                 case "casestringtest010": break;
  87.                 case "casestringtest011": break;
  88.                 case "casestringtest012": break;
  89.                 case "casestringtest013": break;
  90.                 case "casestringtest014": break;
  91.                 case "casestringtest015": break;
  92.                 case "casestringtest016": break;
  93.                 case "casestringtest017": break;
  94.                 case "casestringtest018": break;
  95.                 case "casestringtest019": break;
  96.                 case "casestringtest020": break;
  97.                 case "casestringtest021": break;
  98.                 case "casestringtest022": break;
  99.                 case "casestringtest023": break;
  100.                 case "casestringtest024": break;
  101.                 case "casestringtest025": break;
  102.                 case "casestringtest026": break;
  103.                 case "casestringtest027": break;
  104.                 case "casestringtest028": break;
  105.                 case "casestringtest029": break;
  106.                 case "casestringtest030": break;
  107.                 case "casestringtest031": break;
  108.                 case "casestringtest032": break;
  109.                 case "casestringtest033": break;
  110.                 case "casestringtest034": break;
  111.                 case "casestringtest035": break;
  112.                 case "casestringtest036": break;
  113.                 case "casestringtest037": break;
  114.                 case "casestringtest038": break;
  115.                 case "casestringtest039": break;
  116.                 case "casestringtest040": break;
  117.                 case "casestringtest041": break;
  118.                 case "casestringtest042": break;
  119.                 case "casestringtest043": break;
  120.                 case "casestringtest044": break;
  121.                 case "casestringtest045": break;
  122.                 case "casestringtest046": break;
  123.                 case "casestringtest047": break;
  124.                 case "casestringtest048": break;
  125.                 case "casestringtest049": break;
  126.                 case "casestringtest050": break;
  127.                 case "stringcasetest001": break;
  128.                 case "stringcasetest002": break;
  129.                 case "stringcasetest003": break;
  130.                 case "stringcasetest004": break;
  131.                 case "stringcasetest005": break;
  132.                 case "stringcasetest006": break;
  133.                 case "stringcasetest007": break;
  134.                 case "stringcasetest008": break;
  135.                 case "stringcasetest009": break;
  136.                 case "stringcasetest010": break;
  137.                 case "stringcasetest011": break;
  138.                 case "stringcasetest012": break;
  139.                 case "stringcasetest013": break;
  140.                 case "stringcasetest014": break;
  141.                 case "stringcasetest015": break;
  142.                 case "stringcasetest016": break;
  143.                 case "stringcasetest017": break;
  144.                 case "stringcasetest018": break;
  145.                 case "stringcasetest019": break;
  146.                 case "stringcasetest020": break;
  147.                 case "stringcasetest021": break;
  148.                 case "stringcasetest022": break;
  149.                 case "stringcasetest023": break;
  150.                 case "stringcasetest024": break;
  151.                 case "stringcasetest025": break;
  152.                 case "stringcasetest026": break;
  153.                 case "stringcasetest027": break;
  154.                 case "stringcasetest028": break;
  155.                 case "stringcasetest029": break;
  156.                 case "stringcasetest030": break;
  157.                 case "stringcasetest031": break;
  158.                 case "stringcasetest032": break;
  159.                 case "stringcasetest033": break;
  160.                 case "stringcasetest034": break;
  161.                 case "stringcasetest035": break;
  162.                 case "stringcasetest036": break;
  163.                 case "stringcasetest037": break;
  164.                 case "stringcasetest038": break;
  165.                 case "stringcasetest039": break;
  166.                 case "stringcasetest040": break;
  167.                 case "stringcasetest041": break;
  168.                 case "stringcasetest042": break;
  169.                 case "stringcasetest043": break;
  170.                 case "stringcasetest044": break;
  171.                 case "stringcasetest045": break;
  172.                 case "stringcasetest046": break;
  173.                 case "stringcasetest047": break;
  174.                 case "stringcasetest048": break;
  175.                 case "stringcasetest049": break;
  176.                 case "stringcasetest050": break;
  177.             }
  178.         }
  179.  
  180.         private static void stringCaseTestPattern2()
  181.         {
  182.             var srchStr = "stringcasetest050";
  183.  
  184.             switch( srchStr )
  185.             {
  186.                 case "casestringtest001": break;
  187.                 case "casestringtest002": break;
  188.                 case "casestringtest003": break;
  189.                 case "casestringtest004": break;
  190.                 case "casestringtest005": break;
  191.                 case "casestringtest006": break;
  192.                 case "casestringtest007": break;
  193.                 case "casestringtest008": break;
  194.                 case "casestringtest009": break;
  195.                 case "casestringtest010": break;
  196.                 case "casestringtest011": break;
  197.                 case "casestringtest012": break;
  198.                 case "casestringtest013": break;
  199.                 case "casestringtest014": break;
  200.                 case "casestringtest015": break;
  201.                 case "casestringtest016": break;
  202.                 case "casestringtest017": break;
  203.                 case "casestringtest018": break;
  204.                 case "casestringtest019": break;
  205.                 case "casestringtest020": break;
  206.                 case "casestringtest021": break;
  207.                 case "casestringtest022": break;
  208.                 case "casestringtest023": break;
  209.                 case "casestringtest024": break;
  210.                 case "casestringtest025": break;
  211.                 case "casestringtest026": break;
  212.                 case "casestringtest027": break;
  213.                 case "casestringtest028": break;
  214.                 case "casestringtest029": break;
  215.                 case "casestringtest030": break;
  216.                 case "casestringtest031": break;
  217.                 case "casestringtest032": break;
  218.                 case "casestringtest033": break;
  219.                 case "casestringtest034": break;
  220.                 case "casestringtest035": break;
  221.                 case "casestringtest036": break;
  222.                 case "casestringtest037": break;
  223.                 case "casestringtest038": break;
  224.                 case "casestringtest039": break;
  225.                 case "casestringtest040": break;
  226.                 case "casestringtest041": break;
  227.                 case "casestringtest042": break;
  228.                 case "casestringtest043": break;
  229.                 case "casestringtest044": break;
  230.                 case "casestringtest045": break;
  231.                 case "casestringtest046": break;
  232.                 case "casestringtest047": break;
  233.                 case "casestringtest048": break;
  234.                 case "casestringtest049": break;
  235.                 case "casestringtest050": break;
  236.                 case "stringcasetest001": break;
  237.                 case "stringcasetest002": break;
  238.                 case "stringcasetest003": break;
  239.                 case "stringcasetest004": break;
  240.                 case "stringcasetest005": break;
  241.                 case "stringcasetest006": break;
  242.                 case "stringcasetest007": break;
  243.                 case "stringcasetest008": break;
  244.                 case "stringcasetest009": break;
  245.                 case "stringcasetest010": break;
  246.                 case "stringcasetest011": break;
  247.                 case "stringcasetest012": break;
  248.                 case "stringcasetest013": break;
  249.                 case "stringcasetest014": break;
  250.                 case "stringcasetest015": break;
  251.                 case "stringcasetest016": break;
  252.                 case "stringcasetest017": break;
  253.                 case "stringcasetest018": break;
  254.                 case "stringcasetest019": break;
  255.                 case "stringcasetest020": break;
  256.                 case "stringcasetest021": break;
  257.                 case "stringcasetest022": break;
  258.                 case "stringcasetest023": break;
  259.                 case "stringcasetest024": break;
  260.                 case "stringcasetest025": break;
  261.                 case "stringcasetest026": break;
  262.                 case "stringcasetest027": break;
  263.                 case "stringcasetest028": break;
  264.                 case "stringcasetest029": break;
  265.                 case "stringcasetest030": break;
  266.                 case "stringcasetest031": break;
  267.                 case "stringcasetest032": break;
  268.                 case "stringcasetest033": break;
  269.                 case "stringcasetest034": break;
  270.                 case "stringcasetest035": break;
  271.                 case "stringcasetest036": break;
  272.                 case "stringcasetest037": break;
  273.                 case "stringcasetest038": break;
  274.                 case "stringcasetest039": break;
  275.                 case "stringcasetest040": break;
  276.                 case "stringcasetest041": break;
  277.                 case "stringcasetest042": break;
  278.                 case "stringcasetest043": break;
  279.                 case "stringcasetest044": break;
  280.                 case "stringcasetest045": break;
  281.                 case "stringcasetest046": break;
  282.                 case "stringcasetest047": break;
  283.                 case "stringcasetest048": break;
  284.                 case "stringcasetest049": break;
  285.                 case "stringcasetest050": _hitCounter++; break;
  286.             }
  287.         }
  288.  
  289.         private static void stringCaseTestPattern3()
  290.         {
  291.             var srchStr = "stringcasetest050";
  292.             char firstChar = srchStr[0];
  293.  
  294.             switch( firstChar )
  295.             {
  296.                 case 'c':
  297.                     switch( srchStr )
  298.                     {
  299.                         case "casestringtest001": break;
  300.                         case "casestringtest002": break;
  301.                         case "casestringtest003": break;
  302.                         case "casestringtest004": break;
  303.                         case "casestringtest005": break;
  304.                         case "casestringtest006": break;
  305.                         case "casestringtest007": break;
  306.                         case "casestringtest008": break;
  307.                         case "casestringtest009": break;
  308.                         case "casestringtest010": break;
  309.                         case "casestringtest011": break;
  310.                         case "casestringtest012": break;
  311.                         case "casestringtest013": break;
  312.                         case "casestringtest014": break;
  313.                         case "casestringtest015": break;
  314.                         case "casestringtest016": break;
  315.                         case "casestringtest017": break;
  316.                         case "casestringtest018": break;
  317.                         case "casestringtest019": break;
  318.                         case "casestringtest020": break;
  319.                         case "casestringtest021": break;
  320.                         case "casestringtest022": break;
  321.                         case "casestringtest023": break;
  322.                         case "casestringtest024": break;
  323.                         case "casestringtest025": break;
  324.                         case "casestringtest026": break;
  325.                         case "casestringtest027": break;
  326.                         case "casestringtest028": break;
  327.                         case "casestringtest029": break;
  328.                         case "casestringtest030": break;
  329.                         case "casestringtest031": break;
  330.                         case "casestringtest032": break;
  331.                         case "casestringtest033": break;
  332.                         case "casestringtest034": break;
  333.                         case "casestringtest035": break;
  334.                         case "casestringtest036": break;
  335.                         case "casestringtest037": break;
  336.                         case "casestringtest038": break;
  337.                         case "casestringtest039": break;
  338.                         case "casestringtest040": break;
  339.                         case "casestringtest041": break;
  340.                         case "casestringtest042": break;
  341.                         case "casestringtest043": break;
  342.                         case "casestringtest044": break;
  343.                         case "casestringtest045": break;
  344.                         case "casestringtest046": break;
  345.                         case "casestringtest047": break;
  346.                         case "casestringtest048": break;
  347.                         case "casestringtest049": break;
  348.                         case "casestringtest050": break;
  349.                     }
  350.                     break;
  351.  
  352.                 case 's':
  353.                     switch( srchStr )
  354.                     {
  355.                         case "stringcasetest001": break;
  356.                         case "stringcasetest002": break;
  357.                         case "stringcasetest003": break;
  358.                         case "stringcasetest004": break;
  359.                         case "stringcasetest005": break;
  360.                         case "stringcasetest006": break;
  361.                         case "stringcasetest007": break;
  362.                         case "stringcasetest008": break;
  363.                         case "stringcasetest009": break;
  364.                         case "stringcasetest010": break;
  365.                         case "stringcasetest011": break;
  366.                         case "stringcasetest012": break;
  367.                         case "stringcasetest013": break;
  368.                         case "stringcasetest014": break;
  369.                         case "stringcasetest015": break;
  370.                         case "stringcasetest016": break;
  371.                         case "stringcasetest017": break;
  372.                         case "stringcasetest018": break;
  373.                         case "stringcasetest019": break;
  374.                         case "stringcasetest020": break;
  375.                         case "stringcasetest021": break;
  376.                         case "stringcasetest022": break;
  377.                         case "stringcasetest023": break;
  378.                         case "stringcasetest024": break;
  379.                         case "stringcasetest025": break;
  380.                         case "stringcasetest026": break;
  381.                         case "stringcasetest027": break;
  382.                         case "stringcasetest028": break;
  383.                         case "stringcasetest029": break;
  384.                         case "stringcasetest030": break;
  385.                         case "stringcasetest031": break;
  386.                         case "stringcasetest032": break;
  387.                         case "stringcasetest033": break;
  388.                         case "stringcasetest034": break;
  389.                         case "stringcasetest035": break;
  390.                         case "stringcasetest036": break;
  391.                         case "stringcasetest037": break;
  392.                         case "stringcasetest038": break;
  393.                         case "stringcasetest039": break;
  394.                         case "stringcasetest040": break;
  395.                         case "stringcasetest041": break;
  396.                         case "stringcasetest042": break;
  397.                         case "stringcasetest043": break;
  398.                         case "stringcasetest044": break;
  399.                         case "stringcasetest045": break;
  400.                         case "stringcasetest046": break;
  401.                         case "stringcasetest047": break;
  402.                         case "stringcasetest048": break;
  403.                         case "stringcasetest049": break;
  404.                         case "stringcasetest050": _hitCounter++; break;
  405.                     }
  406.                     break;
  407.             }
  408.         }
  409.  
  410.         private static Dictionary<string, Action> stringCaseTest = new Dictionary<string, Action>
  411.         {
  412.             {"casestringtest001", new Action(()=> { ; }) },
  413.             {"casestringtest002", new Action(()=> { ; }) },
  414.             {"casestringtest003", new Action(()=> { ; }) },
  415.             {"casestringtest004", new Action(()=> { ; }) },
  416.             {"casestringtest005", new Action(()=> { ; }) },
  417.             {"casestringtest006", new Action(()=> { ; }) },
  418.             {"casestringtest007", new Action(()=> { ; }) },
  419.             {"casestringtest008", new Action(()=> { ; }) },
  420.             {"casestringtest009", new Action(()=> { ; }) },
  421.             {"casestringtest010", new Action(()=> { ; }) },
  422.             {"casestringtest011", new Action(()=> { ; }) },
  423.             {"casestringtest012", new Action(()=> { ; }) },
  424.             {"casestringtest013", new Action(()=> { ; }) },
  425.             {"casestringtest014", new Action(()=> { ; }) },
  426.             {"casestringtest015", new Action(()=> { ; }) },
  427.             {"casestringtest016", new Action(()=> { ; }) },
  428.             {"casestringtest017", new Action(()=> { ; }) },
  429.             {"casestringtest018", new Action(()=> { ; }) },
  430.             {"casestringtest019", new Action(()=> { ; }) },
  431.             {"casestringtest020", new Action(()=> { ; }) },
  432.             {"casestringtest021", new Action(()=> { ; }) },
  433.             {"casestringtest022", new Action(()=> { ; }) },
  434.             {"casestringtest023", new Action(()=> { ; }) },
  435.             {"casestringtest024", new Action(()=> { ; }) },
  436.             {"casestringtest025", new Action(()=> { ; }) },
  437.             {"casestringtest026", new Action(()=> { ; }) },
  438.             {"casestringtest027", new Action(()=> { ; }) },
  439.             {"casestringtest028", new Action(()=> { ; }) },
  440.             {"casestringtest029", new Action(()=> { ; }) },
  441.             {"casestringtest030", new Action(()=> { ; }) },
  442.             {"casestringtest031", new Action(()=> { ; }) },
  443.             {"casestringtest032", new Action(()=> { ; }) },
  444.             {"casestringtest033", new Action(()=> { ; }) },
  445.             {"casestringtest034", new Action(()=> { ; }) },
  446.             {"casestringtest035", new Action(()=> { ; }) },
  447.             {"casestringtest036", new Action(()=> { ; }) },
  448.             {"casestringtest037", new Action(()=> { ; }) },
  449.             {"casestringtest038", new Action(()=> { ; }) },
  450.             {"casestringtest039", new Action(()=> { ; }) },
  451.             {"casestringtest040", new Action(()=> { ; }) },
  452.             {"casestringtest041", new Action(()=> { ; }) },
  453.             {"casestringtest042", new Action(()=> { ; }) },
  454.             {"casestringtest043", new Action(()=> { ; }) },
  455.             {"casestringtest044", new Action(()=> { ; }) },
  456.             {"casestringtest045", new Action(()=> { ; }) },
  457.             {"casestringtest046", new Action(()=> { ; }) },
  458.             {"casestringtest047", new Action(()=> { ; }) },
  459.             {"casestringtest048", new Action(()=> { ; }) },
  460.             {"casestringtest049", new Action(()=> { ; }) },
  461.             {"casestringtest050", new Action(()=> { ; }) },
  462.             {"stringcasetest001", new Action(()=> { ; }) },
  463.             {"stringcasetest002", new Action(()=> { ; }) },
  464.             {"stringcasetest003", new Action(()=> { ; }) },
  465.             {"stringcasetest004", new Action(()=> { ; }) },
  466.             {"stringcasetest005", new Action(()=> { ; }) },
  467.             {"stringcasetest006", new Action(()=> { ; }) },
  468.             {"stringcasetest007", new Action(()=> { ; }) },
  469.             {"stringcasetest008", new Action(()=> { ; }) },
  470.             {"stringcasetest009", new Action(()=> { ; }) },
  471.             {"stringcasetest010", new Action(()=> { ; }) },
  472.             {"stringcasetest011", new Action(()=> { ; }) },
  473.             {"stringcasetest012", new Action(()=> { ; }) },
  474.             {"stringcasetest013", new Action(()=> { ; }) },
  475.             {"stringcasetest014", new Action(()=> { ; }) },
  476.             {"stringcasetest015", new Action(()=> { ; }) },
  477.             {"stringcasetest016", new Action(()=> { ; }) },
  478.             {"stringcasetest017", new Action(()=> { ; }) },
  479.             {"stringcasetest018", new Action(()=> { ; }) },
  480.             {"stringcasetest019", new Action(()=> { ; }) },
  481.             {"stringcasetest020", new Action(()=> { ; }) },
  482.             {"stringcasetest021", new Action(()=> { ; }) },
  483.             {"stringcasetest022", new Action(()=> { ; }) },
  484.             {"stringcasetest023", new Action(()=> { ; }) },
  485.             {"stringcasetest024", new Action(()=> { ; }) },
  486.             {"stringcasetest025", new Action(()=> { ; }) },
  487.             {"stringcasetest026", new Action(()=> { ; }) },
  488.             {"stringcasetest027", new Action(()=> { ; }) },
  489.             {"stringcasetest028", new Action(()=> { ; }) },
  490.             {"stringcasetest029", new Action(()=> { ; }) },
  491.             {"stringcasetest030", new Action(()=> { ; }) },
  492.             {"stringcasetest031", new Action(()=> { ; }) },
  493.             {"stringcasetest032", new Action(()=> { ; }) },
  494.             {"stringcasetest033", new Action(()=> { ; }) },
  495.             {"stringcasetest034", new Action(()=> { ; }) },
  496.             {"stringcasetest035", new Action(()=> { ; }) },
  497.             {"stringcasetest036", new Action(()=> { ; }) },
  498.             {"stringcasetest037", new Action(()=> { ; }) },
  499.             {"stringcasetest038", new Action(()=> { ; }) },
  500.             {"stringcasetest039", new Action(()=> { ; }) },
  501.             {"stringcasetest040", new Action(()=> { ; }) },
  502.             {"stringcasetest041", new Action(()=> { ; }) },
  503.             {"stringcasetest042", new Action(()=> { ; }) },
  504.             {"stringcasetest043", new Action(()=> { ; }) },
  505.             {"stringcasetest044", new Action(()=> { ; }) },
  506.             {"stringcasetest045", new Action(()=> { ; }) },
  507.             {"stringcasetest046", new Action(()=> { ; }) },
  508.             {"stringcasetest047", new Action(()=> { ; }) },
  509.             {"stringcasetest048", new Action(()=> { ; }) },
  510.             {"stringcasetest049", new Action(()=> { ; }) },
  511.             {"stringcasetest050", new Action(()=> { _hitCounter++; }) },
  512.         };
  513.     }
  514. }
  515.  
Time limit exceeded #stdin #stdout 5s 35856KB
comments (?)
stdin
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Standard input is empty
stdout
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TestPattern1
test1 elapsed:525msec hitCounter:10000000
test2 elapsed:524msec hitCounter:10000000
test3 elapsed:524msec hitCounter:10000000

TestPattern2
test1 elapsed:524msec hitCounter:10000000
test2 elapsed:525msec hitCounter:10000000
test3 elapsed:526msec hitCounter:10000000

TestPattern3
test1 elapsed:508msec hitCounter:10000000
test2 elapsed:503msec hitCounter:10000000
test3 elapsed:502msec hitCounter:10000000

TestPattern4
test1 elapsed:522msec hitCounter:10000000
test2 elapsed:525msec hitCounter:10000000
https://ideone.com/JtZ5ui
language:
C# (gmcs 5.20.1)
created:
9 years ago
visibility:
public

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