diff --git a/HW/HW_2/.vs/HW_2/v16/.suo b/HW/HW_2/.vs/HW_2/v16/.suo
new file mode 100644
index 00000000..4ee75027
Binary files /dev/null and b/HW/HW_2/.vs/HW_2/v16/.suo differ
diff --git a/HW/HW_2/.vs/HW_2/v16/Browse.VC.db b/HW/HW_2/.vs/HW_2/v16/Browse.VC.db
new file mode 100644
index 00000000..feaa4919
Binary files /dev/null and b/HW/HW_2/.vs/HW_2/v16/Browse.VC.db differ
diff --git a/HW/HW_2/.vs/HW_2/v16/Solution.VC.db b/HW/HW_2/.vs/HW_2/v16/Solution.VC.db
new file mode 100644
index 00000000..3d8347be
Binary files /dev/null and b/HW/HW_2/.vs/HW_2/v16/Solution.VC.db differ
diff --git a/HW/HW_2/.vs/HW_2/v16/ipch/AutoPCH/37707d6cf175a9a7/MAIN.ipch b/HW/HW_2/.vs/HW_2/v16/ipch/AutoPCH/37707d6cf175a9a7/MAIN.ipch
new file mode 100644
index 00000000..e3df899e
Binary files /dev/null and b/HW/HW_2/.vs/HW_2/v16/ipch/AutoPCH/37707d6cf175a9a7/MAIN.ipch differ
diff --git a/HW/HW_2/.vs/HW_2/v16/ipch/AutoPCH/38b1f42be0707973/MATRIX.ipch b/HW/HW_2/.vs/HW_2/v16/ipch/AutoPCH/38b1f42be0707973/MATRIX.ipch
new file mode 100644
index 00000000..c6468959
Binary files /dev/null and b/HW/HW_2/.vs/HW_2/v16/ipch/AutoPCH/38b1f42be0707973/MATRIX.ipch differ
diff --git a/HW/HW_2/.vs/HW_2/v16/ipch/AutoPCH/6219805972f36d13/MENU.ipch b/HW/HW_2/.vs/HW_2/v16/ipch/AutoPCH/6219805972f36d13/MENU.ipch
new file mode 100644
index 00000000..2bb2c026
Binary files /dev/null and b/HW/HW_2/.vs/HW_2/v16/ipch/AutoPCH/6219805972f36d13/MENU.ipch differ
diff --git a/HW/HW_2/HW1_Temp/HW1_Temp.vcxproj b/HW/HW_2/HW1_Temp/HW1_Temp.vcxproj
new file mode 100644
index 00000000..51919ef9
--- /dev/null
+++ b/HW/HW_2/HW1_Temp/HW1_Temp.vcxproj
@@ -0,0 +1,151 @@
+
+
+
+
+ Debug
+ Win32
+
+
+ Release
+ Win32
+
+
+ Debug
+ x64
+
+
+ Release
+ x64
+
+
+
+
+
+
+
+ 16.0
+ Win32Proj
+ {7f9042c8-8758-4077-b86f-1977b636634d}
+ HW1Temp
+ 10.0
+
+
+
+ Application
+ true
+ v142
+ Unicode
+
+
+ Application
+ false
+ v142
+ true
+ Unicode
+
+
+ Application
+ true
+ v142
+ Unicode
+
+
+ Application
+ false
+ v142
+ true
+ Unicode
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ true
+
+
+ false
+
+
+ true
+
+
+ false
+
+
+
+ Level3
+ true
+ WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)
+ true
+ stdcpp20
+
+
+ Console
+ true
+
+
+
+
+ Level3
+ true
+ true
+ true
+ WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)
+ true
+
+
+ Console
+ true
+ true
+ true
+
+
+
+
+ Level3
+ true
+ _DEBUG;_CONSOLE;%(PreprocessorDefinitions)
+ true
+ stdcpplatest
+ true
+
+
+ Console
+ true
+
+
+
+
+ Level3
+ true
+ true
+ true
+ NDEBUG;_CONSOLE;%(PreprocessorDefinitions)
+ true
+
+
+ Console
+ true
+ true
+ true
+
+
+
+
+
+
\ No newline at end of file
diff --git a/HW/HW_2/HW1_Temp/HW1_Temp.vcxproj.filters b/HW/HW_2/HW1_Temp/HW1_Temp.vcxproj.filters
new file mode 100644
index 00000000..2ee5577f
--- /dev/null
+++ b/HW/HW_2/HW1_Temp/HW1_Temp.vcxproj.filters
@@ -0,0 +1,25 @@
+
+
+
+
+ {4FC737F1-C7A5-4376-A066-2A32D752A2FF}
+ cpp;c;cc;cxx;c++;cppm;ixx;def;odl;idl;hpj;bat;asm;asmx
+
+
+ {93995380-89BD-4b04-88EB-625FBE52EBFB}
+ h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd
+
+
+ {67DA6AB6-F800-4c08-8B7A-83BB121AAD01}
+ rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms
+
+
+
+
+ Исходные файлы
+
+
+ Исходные файлы
+
+
+
\ No newline at end of file
diff --git a/HW/HW_2/HW1_Temp/HW1_Temp.vcxproj.user b/HW/HW_2/HW1_Temp/HW1_Temp.vcxproj.user
new file mode 100644
index 00000000..88a55094
--- /dev/null
+++ b/HW/HW_2/HW1_Temp/HW1_Temp.vcxproj.user
@@ -0,0 +1,4 @@
+
+
+
+
\ No newline at end of file
diff --git a/HW/HW_2/HW1_Temp/TPoint.ixx b/HW/HW_2/HW1_Temp/TPoint.ixx
new file mode 100644
index 00000000..96d8be68
--- /dev/null
+++ b/HW/HW_2/HW1_Temp/TPoint.ixx
@@ -0,0 +1,12 @@
+export module TPoint;
+
+export template
+class TPoint
+{
+private:
+ T x, y;
+ TPoint() { x = 0; y = 0 }
+ TPoint(T _x, T _y) { x = _x; y = _y };
+ TPoint(const T& _Point) { x = _Point.x; y = _Point.y; return *this };
+
+};
diff --git a/HW/HW_2/HW1_Temp/main.cpp b/HW/HW_2/HW1_Temp/main.cpp
new file mode 100644
index 00000000..193fb8c1
--- /dev/null
+++ b/HW/HW_2/HW1_Temp/main.cpp
@@ -0,0 +1,2 @@
+import std.core;
+
diff --git a/HW/HW_2/HW_2.sln b/HW/HW_2/HW_2.sln
new file mode 100644
index 00000000..eaa6dcff
--- /dev/null
+++ b/HW/HW_2/HW_2.sln
@@ -0,0 +1,41 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.32901.82
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "HW1_Temp", "HW1_Temp\HW1_Temp.vcxproj", "{7F9042C8-8758-4077-B86F-1977B636634D}"
+EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Matrix", "Matrix\Matrix.vcxproj", "{914C6D54-C8F1-48CA-AEC5-1ADBEEC1F2CB}"
+EndProject
+Global
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution
+ Debug|x64 = Debug|x64
+ Debug|x86 = Debug|x86
+ Release|x64 = Release|x64
+ Release|x86 = Release|x86
+ EndGlobalSection
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution
+ {7F9042C8-8758-4077-B86F-1977B636634D}.Debug|x64.ActiveCfg = Debug|x64
+ {7F9042C8-8758-4077-B86F-1977B636634D}.Debug|x64.Build.0 = Debug|x64
+ {7F9042C8-8758-4077-B86F-1977B636634D}.Debug|x86.ActiveCfg = Debug|Win32
+ {7F9042C8-8758-4077-B86F-1977B636634D}.Debug|x86.Build.0 = Debug|Win32
+ {7F9042C8-8758-4077-B86F-1977B636634D}.Release|x64.ActiveCfg = Release|x64
+ {7F9042C8-8758-4077-B86F-1977B636634D}.Release|x64.Build.0 = Release|x64
+ {7F9042C8-8758-4077-B86F-1977B636634D}.Release|x86.ActiveCfg = Release|Win32
+ {7F9042C8-8758-4077-B86F-1977B636634D}.Release|x86.Build.0 = Release|Win32
+ {914C6D54-C8F1-48CA-AEC5-1ADBEEC1F2CB}.Debug|x64.ActiveCfg = Debug|x64
+ {914C6D54-C8F1-48CA-AEC5-1ADBEEC1F2CB}.Debug|x64.Build.0 = Debug|x64
+ {914C6D54-C8F1-48CA-AEC5-1ADBEEC1F2CB}.Debug|x86.ActiveCfg = Debug|Win32
+ {914C6D54-C8F1-48CA-AEC5-1ADBEEC1F2CB}.Debug|x86.Build.0 = Debug|Win32
+ {914C6D54-C8F1-48CA-AEC5-1ADBEEC1F2CB}.Release|x64.ActiveCfg = Release|x64
+ {914C6D54-C8F1-48CA-AEC5-1ADBEEC1F2CB}.Release|x64.Build.0 = Release|x64
+ {914C6D54-C8F1-48CA-AEC5-1ADBEEC1F2CB}.Release|x86.ActiveCfg = Release|Win32
+ {914C6D54-C8F1-48CA-AEC5-1ADBEEC1F2CB}.Release|x86.Build.0 = Release|Win32
+ EndGlobalSection
+ GlobalSection(SolutionProperties) = preSolution
+ HideSolutionNode = FALSE
+ EndGlobalSection
+ GlobalSection(ExtensibilityGlobals) = postSolution
+ SolutionGuid = {3BD04694-25CE-44A3-B1C9-8E87CDDBB307}
+ EndGlobalSection
+EndGlobal
diff --git a/HW/HW_2/Matrix/Matrix.vcxproj b/HW/HW_2/Matrix/Matrix.vcxproj
new file mode 100644
index 00000000..88656f65
--- /dev/null
+++ b/HW/HW_2/Matrix/Matrix.vcxproj
@@ -0,0 +1,149 @@
+
+
+
+
+ Debug
+ Win32
+
+
+ Release
+ Win32
+
+
+ Debug
+ x64
+
+
+ Release
+ x64
+
+
+
+ 16.0
+ Win32Proj
+ {914c6d54-c8f1-48ca-aec5-1adbeec1f2cb}
+ Matrix
+ 10.0
+
+
+
+ Application
+ true
+ v142
+ Unicode
+
+
+ Application
+ false
+ v142
+ true
+ Unicode
+
+
+ Application
+ true
+ v142
+ Unicode
+
+
+ Application
+ false
+ v142
+ true
+ Unicode
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ true
+
+
+ false
+
+
+ true
+
+
+ false
+
+
+
+ Level3
+ true
+ WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)
+ true
+
+
+ Console
+ true
+
+
+
+
+ Level3
+ true
+ true
+ true
+ WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)
+ true
+
+
+ Console
+ true
+ true
+ true
+
+
+
+
+ Level3
+ true
+ _DEBUG;_CONSOLE;%(PreprocessorDefinitions)
+ true
+ stdcpplatest
+ true
+
+
+ Console
+ true
+
+
+
+
+ Level3
+ true
+ true
+ true
+ NDEBUG;_CONSOLE;%(PreprocessorDefinitions)
+ true
+
+
+ Console
+ true
+ true
+ true
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/HW/HW_2/Matrix/Matrix.vcxproj.filters b/HW/HW_2/Matrix/Matrix.vcxproj.filters
new file mode 100644
index 00000000..e8deb3dc
--- /dev/null
+++ b/HW/HW_2/Matrix/Matrix.vcxproj.filters
@@ -0,0 +1,22 @@
+
+
+
+
+ {4FC737F1-C7A5-4376-A066-2A32D752A2FF}
+ cpp;c;cc;cxx;c++;cppm;ixx;def;odl;idl;hpj;bat;asm;asmx
+
+
+ {93995380-89BD-4b04-88EB-625FBE52EBFB}
+ h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd
+
+
+ {67DA6AB6-F800-4c08-8B7A-83BB121AAD01}
+ rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms
+
+
+
+
+ Исходные файлы
+
+
+
\ No newline at end of file
diff --git a/HW/HW_2/Matrix/Matrix.vcxproj.user b/HW/HW_2/Matrix/Matrix.vcxproj.user
new file mode 100644
index 00000000..88a55094
--- /dev/null
+++ b/HW/HW_2/Matrix/Matrix.vcxproj.user
@@ -0,0 +1,4 @@
+
+
+
+
\ No newline at end of file
diff --git a/HW/HW_2/Matrix/main.cpp b/HW/HW_2/Matrix/main.cpp
new file mode 100644
index 00000000..3d2d3cb6
--- /dev/null
+++ b/HW/HW_2/Matrix/main.cpp
@@ -0,0 +1,429 @@
+#include
+#include
+#include
+using namespace std;
+
+vector>, int>>> MyMatrices;
+
+void showMenu()
+{
+ system("cls");
+ cout << "\tTriangle Matrix Menu" << endl << endl;
+ cout << "1 - Show my matrices" << endl;
+ cout << "2 - Create matrix" << endl;
+ cout << "3 - Sum matrces" << endl;
+ cout << "4 - Subtract matrices" << endl;
+ cout << "5 - Multyply by matrix" << endl;
+ cout << "6 - Multyply by vector" << endl;
+ cout << "7 - Transpose matrix" << endl;
+ cout << "8 - Delete Matrix" << endl;
+ cout << "0 - Exit" << endl;
+ cout << "Insert number from menu: ";
+}
+
+void printMatrix(vector> _matrix)
+{
+ for (int i = 0; i != _matrix.size(); i++)
+ {
+ for (int j = 0; j != _matrix[i].size(); j++)
+ cout << _matrix[i][j] << "\t";
+ cout << endl;
+ }
+}
+
+void showMyMatrices()
+{
+ if (MyMatrices.empty())
+ cout << "You don't have any" << endl;
+ else
+ {
+ for (int i = 0; i != MyMatrices.size(); i++)
+ {
+ cout << MyMatrices[i].first << endl;
+ printMatrix(MyMatrices[i].second.first);
+ }
+ }
+}
+
+void createMatrix()
+{
+ system ("cls");
+ pair>, unsigned int>> matrix;
+ int degree, lu;
+ cout << "Your's Matrix name: ";
+ cin >> matrix.first;
+ cout << endl;
+ while (true)
+ {
+ cout << "Your Matrix is:\n1 - Lower\n2 - Upper" << endl;
+ string number;
+ cin >> number;
+ try
+ {
+ lu = stoi(number);
+ }
+ catch (exception& e)
+ {
+ lu = 0;
+ }
+ if (lu != 1 && lu != 2)
+ cout << "Incorect value, try again" << endl;
+ else
+ break;
+ }
+ while (true)
+ {
+ cout << "Your Matrix degree: ";
+ string number;
+ cin >> number;
+ try
+ {
+ degree = stoi(number);
+ }
+ catch (exception&)
+ {
+ degree = 0;
+ }
+ if (degree < 1)
+ cout << "Incorect value, try again" << endl;
+ else
+ break;
+ }
+ if (lu == 1)
+ {
+ for (int i = 0; i < degree; i++)
+ {
+ vector vec;
+ for (int j = 0; j <= i; j++)
+ {
+ int value;
+ while (true)
+ {
+ cout << "Insert value: ";
+ string _value;
+ bool exit = 1;
+ cin >> _value;
+ try
+ {
+ value = stoi(_value);
+ }
+ catch (const exception&)
+ {
+ cout << "Incorect value, try again" << endl;
+ exit = 0;
+ }
+ if (exit)
+ break;
+ }
+ vec.push_back(value);
+ }
+ cout << endl;
+ for (int v = degree - 1; v > i; v--)
+ vec.push_back(0);
+ matrix.second.first.push_back(vec);
+ }
+ }
+ else
+ {
+ for (int i = 0; i < degree; i++)
+ {
+ vector vec;
+ for (int j = degree; j > i; j--)
+ {
+ int value;
+ while (true)
+ {
+ cout << "Insert value: ";
+ string _value;
+ bool exit = 1;
+ cin >> _value;
+ try
+ {
+ value = stoi(_value);
+ }
+ catch (const exception&)
+ {
+ cout << "Incorect value, try again" << endl;
+ exit = 0;
+ }
+ if (exit)
+ break;
+ }
+ vec.push_back(value);
+ }
+ cout << endl;
+ for (int v = degree - i; v < degree; v++)
+ vec.insert(vec.begin(), 0);
+ matrix.second.first.push_back(vec);
+ }
+ }
+ matrix.second.second = degree;
+ MyMatrices.push_back(matrix);
+}
+
+bool checkMatrices()
+{
+ int sameDeg = 0;
+ for (int i = 0; i < MyMatrices.size() - 1; i++)
+ for (int j = i + 1; j < MyMatrices.size(); j++)
+ if (MyMatrices[i].second.second - 1 == MyMatrices[j].second.second - 1)
+ {
+ sameDeg++;
+ break;
+ }
+ if (sameDeg > 0)
+ return 1;
+ else
+ return 0;
+}
+
+int chooseMatrix()
+{
+ if (MyMatrices.size() < 1)
+ {
+ cout << "You need at least one matrix for this" << endl;
+ system("pause");
+ }
+ else
+ cout << "Choose matrix" << endl;
+ for (int i = 0; i < MyMatrices.size(); i++)
+ cout << i + 1 << " " << MyMatrices[i].first << endl;
+ int mat;
+ while (true)
+ {
+ cout << "Matrix: ";
+ string _mat;
+ cin >> _mat;
+ try
+ {
+ mat = stoi(_mat);
+ }
+ catch (const exception&)
+ {
+ mat = 0;
+ }
+ mat--;
+ if (mat < 0 || mat > MyMatrices.size() - 1)
+ cout << "Incorect value, try again" << endl;
+ else
+ if (MyMatrices[mat].second.second < 0)
+ cout << "You cant choose vector" << endl;
+ else
+ return mat;
+ }
+
+}
+
+void sumMatrices()
+{
+ if (checkMatrices())
+ {
+ int matFirst = chooseMatrix();
+ int matSecond = chooseMatrix();
+ vector> sumFSMat;
+ for (int i = 0; i < MyMatrices[matFirst].second.second; i++)
+ {
+ vector vec;
+ for (int j = 0; j < MyMatrices[matFirst].second.second; j++)
+ vec.push_back(MyMatrices[matFirst].second.first[i][j] + MyMatrices[matSecond].second.first[i][j]);
+ sumFSMat.push_back(vec);
+ }
+ pair>, int>> sumFS;
+ sumFS = { MyMatrices[matFirst].first + "+" + MyMatrices[matSecond].first, {sumFSMat, MyMatrices[matFirst].second.second} };
+ MyMatrices.push_back(sumFS);
+ }
+ else
+ {
+ cout << "You need to create at least 2 matrices with same degree" << endl;
+ system("pause");
+ }
+}
+
+void substractMatrices()
+{
+ if (checkMatrices())
+ {
+ int matFirst = chooseMatrix();
+ int matSecond = chooseMatrix();
+ vector> subFSMat;
+ for (int i = 0; i < MyMatrices[matFirst].second.second; i++)
+ {
+ vector vec;
+ for (int j = 0; j < MyMatrices[matFirst].second.second; j++)
+ vec.push_back(MyMatrices[matFirst].second.first[i][j] - MyMatrices[matSecond].second.first[i][j]);
+ subFSMat.push_back(vec);
+ }
+ pair>, int>> subFS;
+ subFS = { MyMatrices[matFirst].first + "-" + MyMatrices[matSecond].first, {subFSMat, MyMatrices[matFirst].second.second} };
+ MyMatrices.push_back(subFS);
+ }
+ else
+ {
+ cout << "You need to create at least 2 matrices with same degree" << endl;
+ system("pause");
+ }
+}
+
+void multyplyMatrix()
+{
+ if (checkMatrices())
+ {
+ int matFirst = chooseMatrix();
+ int matSecond = chooseMatrix();
+ vector> mulFSMat;
+ for (int i = 0; i < MyMatrices[matFirst].second.second; i++)
+ {
+ vector vec;
+ for (int j = 0; j < MyMatrices[matFirst].second.second; j++)
+ {
+ int value = 0;
+ for (int k = 0; k < MyMatrices[matFirst].second.second; k++)
+ value += MyMatrices[matFirst].second.first[i][k] * MyMatrices[matSecond].second.first[k][j];
+ vec.push_back(value);
+ }
+ mulFSMat.push_back(vec);
+ }
+ pair>, int>> mulFS;
+ mulFS = { MyMatrices[matFirst].first + "*" + MyMatrices[matSecond].first, {mulFSMat, MyMatrices[matFirst].second.second} };
+ MyMatrices.push_back(mulFS);
+ }
+ else
+ {
+ cout << "You need to create at least 2 matrices with same degree" << endl;
+ system("pause");
+ }
+}
+
+void multiplyMatByVec()
+{
+ int mat = chooseMatrix();
+ vector vec;
+ string vecName;
+ cout << "Your vector name: ";
+ cin >> vecName;
+ for (int i = 0; i < MyMatrices[mat].second.second; i++)
+ {
+ int value;
+ while (true)
+ {
+ string _value;
+ bool exit = 1;
+ cout << "Insert value: ";
+ cin >> _value;
+ try
+ {
+ value = stoi(_value);
+ }
+ catch (const exception&)
+ {
+ cout << "Incorect value, try again" << endl;
+ exit = 0;
+ }
+ if (exit)
+ break;
+ }
+ }
+ for (int i = 0; i < MyMatrices[mat].second.second; i++)
+ {
+ int value = 0;
+ for (int j = 0; j < MyMatrices[mat].second.second; j++)
+ {
+ value += MyMatrices[mat].second.first[i][j] * vec[j];
+ vec.push_back(value);
+ }
+ }
+ vector> _vec{ vec };
+ MyMatrices.push_back({ MyMatrices[mat].first + "*" + vecName, {_vec , -MyMatrices[mat].second.second} });
+}
+
+void transposeMatrix()
+{
+ int mat = chooseMatrix();
+ vector> matT;
+ for (int i = 0; i < MyMatrices[mat].second.second; i++)
+ {
+ vector vec;
+ for (int j = 0; j < MyMatrices[mat].second.second; j++)
+ vec.push_back(MyMatrices[mat].second.first[j][i]);
+ matT.push_back(vec);
+ }
+ pair>, int>> _matT = { "Transposed_" + MyMatrices[mat].first, {matT, MyMatrices[mat].second.second}};
+ MyMatrices.push_back(_matT);
+}
+
+void deleteMatrix()
+{
+ int mat = chooseMatrix();
+ MyMatrices.erase(MyMatrices.begin() + mat);
+}
+
+int main()
+{
+ int switch_on = 1;
+ while (switch_on != 0)
+ {
+ showMenu();
+ cin >> switch_on;
+ switch (switch_on)
+ {
+ case 1:
+ {
+ system("cls");
+ showMyMatrices();
+ system("pause");
+ break;
+ }
+ case 2:
+ {
+ createMatrix();
+ break;
+ }
+ case 3:
+ {
+ sumMatrices();
+ break;
+ }
+ case 4:
+ {
+ substractMatrices();
+ break;
+ }
+ case 5:
+ {
+ multyplyMatrix();
+ break;
+ }
+ case 6:
+ {
+ multiplyMatByVec();
+ break;
+ }
+ case 7:
+ {
+ transposeMatrix();
+ break;
+ }
+ case 8:
+ {
+ if (MyMatrices.size() == 0)
+ {
+ cout << "To do this, you need to create at least one matrix" << endl;
+ system("pause");
+ }
+ else
+ deleteMatrix();
+ break;
+ }
+ case 0:
+ {
+ break;
+ }
+ default:
+ {
+ cout << "Incorect value, try again" << endl;
+ system("pause");
+ break;
+ }
+ }
+ }
+}
\ No newline at end of file