diff --git a/tdd_intro/homework/05_bank_ocr/test.cpp b/tdd_intro/homework/05_bank_ocr/test.cpp
index e7852dc..65f2e29 100644
--- a/tdd_intro/homework/05_bank_ocr/test.cpp
+++ b/tdd_intro/homework/05_bank_ocr/test.cpp
@@ -98,90 +98,281 @@ Example input and output
    // - parse
 // parse several lines
 
-using Digit = std::vector<std::string>;
+using DigitView = std::vector<std::string>;
+class Digit
+{
+public:
+    Digit(const std::initializer_list<std::string>& lst)
+    {
+        DigitView view;
+        for (const auto& line : lst) { view.push_back(line); }
+        Init(view);
+    }
+    Digit(const DigitView& view)
+    {
+        Init(view);
+    }
 
-const Digit s_1({"   ",
-                 "  |",
-                 "  |"});
+    const DigitView& View() const { return m_view; }
 
-const Digit s_2({" _ ",
-                 " _|",
-                 "|_ "});
+    static constexpr unsigned char Height() { return 3; }
+    static constexpr unsigned char Width() { return 3; }
 
-std::vector<Digit> s_digits({
+private:
+    void Init(const DigitView& view)
+    {
+        if (view.size() != Height())
+        {
+            throw std::runtime_error("Invalid digit view height");
+        }
 
-});
+        for (const auto& line : view)
+        {
+            if (line.size() != Width())
+            {
+                throw std::runtime_error("Invalid digit view width");
+            }
+        }
+        m_view = view;
+    }
 
-bool CheckMatrixDimension(const Digit& digit)
+private:
+    DigitView m_view;
+};
+
+const Digit s_0 = { " _ ",
+                    "| |",
+                    "|_|"
+                  };
+const Digit s_1 = { "   ",
+                    "  |",
+                    "  |"
+                  };
+const Digit s_2 = { " _ ",
+                    " _|",
+                    "|_ "
+                  };
+const Digit s_3 = { " _ ",
+                    " _|",
+                    " _|"
+                  };
+const Digit s_4 = { "   ",
+                    "|_|",
+                    "  |"
+                  };
+const Digit s_5 = { " _ ",
+                    "|_ ",
+                    " _|"
+                  };
+const Digit s_6 = { " _ ",
+                    "|_ ",
+                    "|_|"
+                  };
+const Digit s_7 = { " _ ",
+                    "  |",
+                    "  |"
+                  };
+const Digit s_8 = { " _ ",
+                    "|_|",
+                    "|_|"
+                  };
+const Digit s_9 = { " _ ",
+                    "|_|",
+                    " _|"
+                  };
+
+bool DigitsAreEqual(const Digit& left, const Digit& right)
 {
-    const size_t prefferedSize = 3;
-
-    if (digit.size() != prefferedSize)
+    for (unsigned char line = 0; line < Digit::Height(); ++line)
     {
-        return false;
+        if (left.View().at(line) != right.View().at(line))
+        {
+            return false;
+        }
     }
+    return true;
+}
 
-    for (const std::string& line : digit)
+using Number = unsigned char;
+Number DigitToNumber(const Digit& digit)
+{
+    static const std::vector<const Digit*> s_possibleDigits = { &s_0, &s_1, &s_2, &s_3, &s_4, &s_5, &s_6, &s_7, &s_8, &s_9 };
+    for (Number n = 0; s_possibleDigits.size(); ++n)
     {
-        if (line.size() != prefferedSize)
+        if (DigitsAreEqual(digit, *s_possibleDigits.at(n)))
         {
-            return false;
+            return n;
         }
     }
-
-    return true;
+    throw std::runtime_error("Digit could not be parsed");
 }
 
-std::string ParseDigit(const Digit& digit)
+using DigitsDisplayView = std::vector<std::string>;
+class DigitsDisplay
 {
-    if (digit == Digit({"   ",
-                        "  |",
-                        "  |"}))
+public:
+    DigitsDisplay(const std::initializer_list<std::string>& lst)
     {
-        return "1";
+        if (lst.size() != Digit::Height())
+        {
+            throw std::runtime_error("Invalid digit display view height");
+        }
+
+        for (const auto& line : lst)
+        {
+            if (line.size() != Width())
+            {
+                throw std::runtime_error("Invalid digit display view width");
+            }
+            m_view.push_back(line);
+        }
     }
-    else if (digit == Digit({" _ ",
-                             " _|",
-                             "|_ "}))
+
+    const DigitsDisplayView& View() const { return m_view; }
+
+    static constexpr unsigned char NumbersCount() { return 9; }
+    static constexpr unsigned char Height() { return Digit::Height(); }
+    static constexpr unsigned char Width() { return Digit::Width() * NumbersCount(); }
+
+private:
+    DigitsDisplayView m_view;
+};
+
+std::string ParseDisplay(const DigitsDisplay& display)
+{
+    DigitView digitView(display.Height());
+    std::string res;
+    for (unsigned char digitPos = 0; digitPos < display.Width(); digitPos += Digit::Width())
     {
-        return "2";
+        for (unsigned char height = 0; height < display.Height(); ++height)
+        {
+            digitView.at(height) = display.View().at(height).substr(digitPos, Digit::Width());
+        }
+        res += std::to_string(DigitToNumber(Digit(digitView)));
     }
+    return res;
+}
 
-    return "8";
+TEST(BankOCRTests, DigitToNumber_0)
+{
+    EXPECT_EQ(0, DigitToNumber(Digit { " _ ",
+                                       "| |",
+                                       "|_|"
+                                     }
+                               ));
+}
+
+TEST(BankOCRTests, DigitToNumber_1)
+{
+    EXPECT_EQ(1, DigitToNumber(Digit { "   ",
+                                       "  |",
+                                       "  |"
+                                     }
+                               ));
 }
 
-TEST(BankOCRTests, Check_Matrix_dimension_true)
+TEST(BankOCRTests, DigitToNumber_2)
 {
-    Digit digit = {"   ", "   ", "   "};
-    EXPECT_TRUE(CheckMatrixDimension(digit));
+    EXPECT_EQ(2, DigitToNumber(Digit { " _ ",
+                                       " _|",
+                                       "|_ "
+                                     }
+                               ));
 }
 
-TEST(BankOCRTests, Check_Matrix_dimension_false)
+TEST(BankOCRTests, DigitToNumber_Acceptance)
 {
-    Digit digit = {"  ", "!   ", " "};
-    EXPECT_FALSE(CheckMatrixDimension(digit));
+    EXPECT_EQ(3, DigitToNumber(Digit { " _ ",
+                                       " _|",
+                                       " _|"
+                                     }
+                               ));
+    EXPECT_EQ(4, DigitToNumber(Digit { "   ",
+                                       "|_|",
+                                       "  |"
+                                     }
+                               ));
+    EXPECT_EQ(5, DigitToNumber(Digit { " _ ",
+                                       "|_ ",
+                                       " _|"
+                                     }
+                               ));
+    EXPECT_EQ(6, DigitToNumber(Digit { " _ ",
+                                       "|_ ",
+                                       "|_|"
+                                     }
+                               ));
+    EXPECT_EQ(7, DigitToNumber(Digit { " _ ",
+                                       "  |",
+                                       "  |"
+                                     }
+                               ));
+    EXPECT_EQ(8, DigitToNumber(Digit { " _ ",
+                                       "|_|",
+                                       "|_|"
+                                     }
+                               ));
+    EXPECT_EQ(9, DigitToNumber(Digit { " _ ",
+                                       "|_|",
+                                       " _|"
+                                     }
+                               ));
 }
 
-TEST(BankOCRTests, ParseDigit_1)
+TEST(BankOCRTests, ParseDigits_000000000)
 {
-    Digit digit = {"   ",
-                   "  |",
-                   "  |"};
-    EXPECT_EQ("1", ParseDigit(digit));
+    DigitsDisplay nulls = { " _  _  _  _  _  _  _  _  _ ",
+                            "| || || || || || || || || |",
+                            "|_||_||_||_||_||_||_||_||_|"
+    };
+    EXPECT_STREQ("000000000", ParseDisplay(nulls).c_str());
 }
 
-TEST(BankOCRTests, ParseDigit_2)
+TEST(BankOCRTests, ParseDigits_111111111)
 {
-    Digit digit = {" _ ",
-                   " _|",
-                   "|_ "};
-    EXPECT_EQ("2", ParseDigit(digit));
+    DigitsDisplay ones =  { "                           ",
+                            "  |  |  |  |  |  |  |  |  |",
+                            "  |  |  |  |  |  |  |  |  |"
+    };
+    EXPECT_STREQ("111111111", ParseDisplay(ones).c_str());
 }
 
-TEST(BankOCRTests, ParseDigit_8)
+TEST(BankOCRTests, ParseDigits_Acceptance)
 {
-    Digit digit = {" _ ",
-                   "|_|",
-                   "|_|"};
-    EXPECT_EQ("8", ParseDigit(digit));
+    EXPECT_STREQ("222222222", ParseDisplay({" _  _  _  _  _  _  _  _  _ ",
+                                            " _| _| _| _| _| _| _| _| _|",
+                                            "|_ |_ |_ |_ |_ |_ |_ |_ |_ "}
+                                           ).c_str());
+    EXPECT_STREQ("333333333", ParseDisplay({" _  _  _  _  _  _  _  _  _ ",
+                                            " _| _| _| _| _| _| _| _| _|",
+                                            " _| _| _| _| _| _| _| _| _|"}
+                                           ).c_str());
+    EXPECT_STREQ("444444444", ParseDisplay({"                           ",
+                                            "|_||_||_||_||_||_||_||_||_|",
+                                            "  |  |  |  |  |  |  |  |  |"}
+                                           ).c_str());
+    EXPECT_STREQ("555555555", ParseDisplay({" _  _  _  _  _  _  _  _  _ ",
+                                            "|_ |_ |_ |_ |_ |_ |_ |_ |_ ",
+                                            " _| _| _| _| _| _| _| _| _|"}
+                                           ).c_str());
+    EXPECT_STREQ("666666666", ParseDisplay({" _  _  _  _  _  _  _  _  _ ",
+                                            "|_ |_ |_ |_ |_ |_ |_ |_ |_ ",
+                                            "|_||_||_||_||_||_||_||_||_|"}
+                                           ).c_str());
+    EXPECT_STREQ("777777777", ParseDisplay({" _  _  _  _  _  _  _  _  _ ",
+                                            "  |  |  |  |  |  |  |  |  |",
+                                            "  |  |  |  |  |  |  |  |  |"}
+                                           ).c_str());
+    EXPECT_STREQ("888888888", ParseDisplay({" _  _  _  _  _  _  _  _  _ ",
+                                            "|_||_||_||_||_||_||_||_||_|",
+                                            "|_||_||_||_||_||_||_||_||_|"}
+                                           ).c_str());
+    EXPECT_STREQ("999999999", ParseDisplay({" _  _  _  _  _  _  _  _  _ ",
+                                            "|_||_||_||_||_||_||_||_||_|",
+                                            " _| _| _| _| _| _| _| _| _|"}
+                                           ).c_str());
+    EXPECT_STREQ("123456789", ParseDisplay({"    _  _     _  _  _  _  _ ",
+                                            "  | _| _||_||_ |_   ||_||_|",
+                                            "  ||_  _|  | _||_|  ||_| _|"}
+                                           ).c_str());
 }
diff --git a/tdd_intro/homework/homework.pro b/tdd_intro/homework/homework.pro
index 92bc4f7..e5e406a 100644
--- a/tdd_intro/homework/homework.pro
+++ b/tdd_intro/homework/homework.pro
@@ -1,12 +1,12 @@
 TEMPLATE = subdirs
 
 SUBDIRS += \
-    01_bob \
-    02_leap_year \
-    03_anagram \
-    04_trinary_numbers \
-    05_word_wrapp \
+    #01_bob \
+    #02_leap_year \
+    #03_anagram \
+    #04_trinary_numbers \
+    #05_word_wrapp \
     05_bank_ocr \
-    06_allergies \
-    07_filecopier \
-    08_timer
+    #06_allergies \
+    #07_filecopier \
+    #08_timer
diff --git a/tdd_intro/tdd_intro.pro.user b/tdd_intro/tdd_intro.pro.user
index e4cdef8..ddc36da 100644
--- a/tdd_intro/tdd_intro.pro.user
+++ b/tdd_intro/tdd_intro.pro.user
@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.5.0, 2018-05-23T11:55:34. -->
+<!-- Written by QtCreator 4.6.1, 2018-07-10T14:41:33. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>
-  <value type="QByteArray">{f70a0dd6-3871-4c73-bc87-e473c39bca7a}</value>
+  <value type="QByteArray">{0cec21e3-b32f-4f16-9337-d30f16ca07a8}</value>
  </data>
  <data>
   <variable>ProjectExplorer.Project.ActiveTarget</variable>
@@ -30,12 +30,12 @@
    </valuemap>
    <value type="int" key="EditorConfiguration.CodeStyle.Count">2</value>
    <value type="QByteArray" key="EditorConfiguration.Codec">UTF-8</value>
-   <value type="bool" key="EditorConfiguration.ConstrainTooltips">true</value>
+   <value type="bool" key="EditorConfiguration.ConstrainTooltips">false</value>
    <value type="int" key="EditorConfiguration.IndentSize">4</value>
    <value type="bool" key="EditorConfiguration.KeyboardTooltips">false</value>
    <value type="int" key="EditorConfiguration.MarginColumn">80</value>
    <value type="bool" key="EditorConfiguration.MouseHiding">true</value>
-   <value type="bool" key="EditorConfiguration.MouseNavigation">false</value>
+   <value type="bool" key="EditorConfiguration.MouseNavigation">true</value>
    <value type="int" key="EditorConfiguration.PaddingMode">1</value>
    <value type="bool" key="EditorConfiguration.ScrollWheelZooming">true</value>
    <value type="bool" key="EditorConfiguration.ShowMargin">false</value>
@@ -59,14 +59,14 @@
  <data>
   <variable>ProjectExplorer.Project.Target.0</variable>
   <valuemap type="QVariantMap">
-   <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">5.7.0</value>
-   <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">5.7.0</value>
-   <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">{1d82d85e-e2b0-49a5-8ca5-1516886ad9e7}</value>
+   <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Desktop Qt 5.10.1 MSVC2017 64bit</value>
+   <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Desktop Qt 5.10.1 MSVC2017 64bit</value>
+   <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">qt.qt5.5101.win64_msvc2017_64_kit</value>
    <value type="int" key="ProjectExplorer.Target.ActiveBuildConfiguration">0</value>
    <value type="int" key="ProjectExplorer.Target.ActiveDeployConfiguration">0</value>
-   <value type="int" key="ProjectExplorer.Target.ActiveRunConfiguration">0</value>
+   <value type="int" key="ProjectExplorer.Target.ActiveRunConfiguration">1</value>
    <valuemap type="QVariantMap" key="ProjectExplorer.Target.BuildConfiguration.0">
-    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:/Study/tdd-course-2/build-tdd_intro-5_7_0-Debug</value>
+    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:/Projects/TDD/build-tdd_intro-Desktop_Qt_5_10_1_MSVC2017_64bit-Debug</value>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
      <valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
       <value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
@@ -114,13 +114,13 @@
     <value type="bool" key="ProjectExplorer.BuildConfiguration.ClearSystemEnvironment">false</value>
     <valuelist type="QVariantList" key="ProjectExplorer.BuildConfiguration.UserEnvironmentChanges"/>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Debug</value>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
+    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Debug</value>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.Qt4BuildConfiguration</value>
     <value type="int" key="Qt4ProjectManager.Qt4BuildConfiguration.BuildConfiguration">2</value>
     <value type="bool" key="Qt4ProjectManager.Qt4BuildConfiguration.UseShadowBuild">true</value>
    </valuemap>
    <valuemap type="QVariantMap" key="ProjectExplorer.Target.BuildConfiguration.1">
-    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:/Study/tdd-course-2/build-tdd_intro-5_7_0-Release</value>
+    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:/Projects/TDD/build-tdd_intro-Desktop_Qt_5_10_1_MSVC2017_64bit-Release</value>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
      <valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
       <value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
@@ -168,13 +168,13 @@
     <value type="bool" key="ProjectExplorer.BuildConfiguration.ClearSystemEnvironment">false</value>
     <valuelist type="QVariantList" key="ProjectExplorer.BuildConfiguration.UserEnvironmentChanges"/>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Release</value>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
+    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Release</value>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.Qt4BuildConfiguration</value>
     <value type="int" key="Qt4ProjectManager.Qt4BuildConfiguration.BuildConfiguration">0</value>
     <value type="bool" key="Qt4ProjectManager.Qt4BuildConfiguration.UseShadowBuild">true</value>
    </valuemap>
    <valuemap type="QVariantMap" key="ProjectExplorer.Target.BuildConfiguration.2">
-    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:/Study/tdd-course-2/build-tdd_intro-5_7_0-Profile</value>
+    <value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">D:/Projects/TDD/build-tdd_intro-Desktop_Qt_5_10_1_MSVC2017_64bit-Profile</value>
     <valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
      <valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
       <value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
@@ -222,7 +222,7 @@
     <value type="bool" key="ProjectExplorer.BuildConfiguration.ClearSystemEnvironment">false</value>
     <valuelist type="QVariantList" key="ProjectExplorer.BuildConfiguration.UserEnvironmentChanges"/>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Profile</value>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
+    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Profile</value>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.Qt4BuildConfiguration</value>
     <value type="int" key="Qt4ProjectManager.Qt4BuildConfiguration.BuildConfiguration">0</value>
     <value type="bool" key="Qt4ProjectManager.Qt4BuildConfiguration.UseShadowBuild">true</value>
@@ -236,7 +236,7 @@
      <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Deploy</value>
     </valuemap>
     <value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">1</value>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Deploy locally</value>
+    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Deploy Configuration</value>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.DefaultDeployConfiguration</value>
    </valuemap>
@@ -286,7 +286,7 @@
     <valuelist type="QVariantList" key="PE.EnvironmentAspect.Changes"/>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">chatclient</value>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.Qt4RunConfiguration:D:/Study/tdd-course-2/tdd_intro/cleanroom/chatclient/chatclient.pro</value>
+    <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.Qt4RunConfiguration:D:/Projects/TDD/tdd_intro/cleanroom/chatclient/chatclient.pro</value>
     <value type="bool" key="QmakeProjectManager.QmakeRunConfiguration.UseLibrarySearchPath">true</value>
     <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.CommandLineArguments"></value>
     <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.ProFile">cleanroom/chatclient/chatclient.pro</value>
@@ -342,708 +342,12 @@
     </valuelist>
     <value type="int" key="PE.EnvironmentAspect.Base">2</value>
     <valuelist type="QVariantList" key="PE.EnvironmentAspect.Changes"/>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">01_bob</value>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.Qt4RunConfiguration:D:/Study/tdd-course-2/tdd_intro/homework/01_bob/01_bob.pro</value>
-    <value type="bool" key="QmakeProjectManager.QmakeRunConfiguration.UseLibrarySearchPath">true</value>
-    <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.CommandLineArguments"></value>
-    <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.ProFile">homework/01_bob/01_bob.pro</value>
-    <value type="bool" key="Qt4ProjectManager.Qt4RunConfiguration.UseDyldImageSuffix">false</value>
-    <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.UserWorkingDirectory"></value>
-    <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.UserWorkingDirectory.default"></value>
-    <value type="uint" key="RunConfiguration.QmlDebugServerPort">3768</value>
-    <value type="bool" key="RunConfiguration.UseCppDebugger">false</value>
-    <value type="bool" key="RunConfiguration.UseCppDebuggerAuto">true</value>
-    <value type="bool" key="RunConfiguration.UseMultiProcess">false</value>
-    <value type="bool" key="RunConfiguration.UseQmlDebugger">false</value>
-    <value type="bool" key="RunConfiguration.UseQmlDebuggerAuto">true</value>
-   </valuemap>
-   <valuemap type="QVariantMap" key="ProjectExplorer.Target.RunConfiguration.10">
-    <value type="bool" key="Analyzer.QmlProfiler.AggregateTraces">false</value>
-    <value type="bool" key="Analyzer.QmlProfiler.FlushEnabled">false</value>
-    <value type="uint" key="Analyzer.QmlProfiler.FlushInterval">1000</value>
-    <value type="QString" key="Analyzer.QmlProfiler.LastTraceFile"></value>
-    <value type="bool" key="Analyzer.QmlProfiler.Settings.UseGlobalSettings">true</value>
-    <valuelist type="QVariantList" key="Analyzer.Valgrind.AddedSuppressionFiles"/>
-    <value type="bool" key="Analyzer.Valgrind.Callgrind.CollectBusEvents">false</value>
-    <value type="bool" key="Analyzer.Valgrind.Callgrind.CollectSystime">false</value>
-    <value type="bool" key="Analyzer.Valgrind.Callgrind.EnableBranchSim">false</value>
-    <value type="bool" key="Analyzer.Valgrind.Callgrind.EnableCacheSim">false</value>
-    <value type="bool" key="Analyzer.Valgrind.Callgrind.EnableEventToolTips">true</value>
-    <value type="double" key="Analyzer.Valgrind.Callgrind.MinimumCostRatio">0.01</value>
-    <value type="double" key="Analyzer.Valgrind.Callgrind.VisualisationMinimumCostRatio">10</value>
-    <value type="bool" key="Analyzer.Valgrind.FilterExternalIssues">true</value>
-    <value type="int" key="Analyzer.Valgrind.LeakCheckOnFinish">1</value>
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-    <value type="bool" key="Analyzer.Valgrind.Settings.UseGlobalSettings">true</value>
-    <value type="bool" key="Analyzer.Valgrind.ShowReachable">false</value>
-    <value type="bool" key="Analyzer.Valgrind.TrackOrigins">true</value>
-    <value type="QString" key="Analyzer.Valgrind.ValgrindExecutable">valgrind</value>
-    <valuelist type="QVariantList" key="Analyzer.Valgrind.VisibleErrorKinds">
-     <value type="int">0</value>
-     <value type="int">1</value>
-     <value type="int">2</value>
-     <value type="int">3</value>
-     <value type="int">4</value>
-     <value type="int">5</value>
-     <value type="int">6</value>
-     <value type="int">7</value>
-     <value type="int">8</value>
-     <value type="int">9</value>
-     <value type="int">10</value>
-     <value type="int">11</value>
-     <value type="int">12</value>
-     <value type="int">13</value>
-     <value type="int">14</value>
-    </valuelist>
-    <value type="int" key="PE.EnvironmentAspect.Base">2</value>
-    <valuelist type="QVariantList" key="PE.EnvironmentAspect.Changes"/>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">01_fizz_buzz</value>
+    <value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">05_bank_ocr</value>
     <value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
-    <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.Qt4RunConfiguration:D:/Study/tdd-course-2/tdd_intro/workshops/01_fizz_buzz/01_fizz_buzz.pro</value>
+    <value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">Qt4ProjectManager.Qt4RunConfiguration:D:/Projects/TDD/tdd_intro/homework/05_bank_ocr/05_bank_ocr.pro</value>
     <value type="bool" key="QmakeProjectManager.QmakeRunConfiguration.UseLibrarySearchPath">true</value>
     <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.CommandLineArguments"></value>
-    <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.ProFile">workshops/01_fizz_buzz/01_fizz_buzz.pro</value>
+    <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.ProFile">homework/05_bank_ocr/05_bank_ocr.pro</value>
     <value type="bool" key="Qt4ProjectManager.Qt4RunConfiguration.UseDyldImageSuffix">false</value>
     <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.UserWorkingDirectory"></value>
     <value type="QString" key="Qt4ProjectManager.Qt4RunConfiguration.UserWorkingDirectory.default"></value>
@@ -1054,7 +358,7 @@
     <value type="bool" key="RunConfiguration.UseQmlDebugger">false</value>
     <value type="bool" key="RunConfiguration.UseQmlDebuggerAuto">true</value>
    </valuemap>
-   <value type="int" key="ProjectExplorer.Target.RunConfigurationCount">14</value>
+   <value type="int" key="ProjectExplorer.Target.RunConfigurationCount">2</value>
   </valuemap>
  </data>
  <data>
diff --git a/tdd_intro/workshops/workshops.pro b/tdd_intro/workshops/workshops.pro
index 72daf7c..c48db1d 100644
--- a/tdd_intro/workshops/workshops.pro
+++ b/tdd_intro/workshops/workshops.pro
@@ -1,10 +1,10 @@
 TEMPLATE = subdirs
 
 SUBDIRS += \
-    01_fizz_buzz \
-    02_word_count \
-    03_armstrong_number \
-    04_roman_numerals \
-    05_word_wrapp \
-    05_bank_ocr\
-    07_coffee
+    #01_fizz_buzz \
+    #02_word_count \
+    #03_armstrong_number \
+    #04_roman_numerals \
+    #05_word_wrapp \
+    #05_bank_ocr\
+    #07_coffee