Сommit
16bdf15c3c
Двоичный файл не отображается.
Двоичный файл не отображается.
@ -0,0 +1,92 @@
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#include <iostream>
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using namespace std;
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char digits[] = "0123456789ABCDEF";
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const uint8_t*
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as_bytes(const void* data) {
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return reinterpret_cast<const uint8_t*>(data);
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}
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char nibble_to_hex(uint8_t i) {
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return digits[i & 0xf];
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}
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void print_in_hex(uint8_t byte) {
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cout << nibble_to_hex(byte >> 4)
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<< nibble_to_hex(byte & 0xf);
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}
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void print_in_hex(const void* data, size_t size) {
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const uint8_t *bytes = as_bytes(data);
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for (size_t i = 0; i < size; i++) {
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print_in_hex(bytes[i]);
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if ((i + 1) % 16 == 0) {
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cout << '\n';
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}
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else {
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cout << ' ';
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}
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}
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}
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char bit_digit(uint8_t byte, uint8_t bit) {
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if (byte &(0x1 << bit)) {
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return '1';
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}
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return '0';
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}
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void print_in_binary(uint8_t byte) {
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for (int bit = 7; bit >= 0; bit--) {
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cout << bit_digit(byte, bit);
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}
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}
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void print_in_binary(const void* data, size_t size) {
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const uint8_t *bytes = as_bytes(data);
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for (size_t i = 0; i < size; i++) {
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print_in_binary(bytes[i]);
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if ((i + 1) % 4 == 0) {
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cout << '\n';
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}
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else {
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cout << ' ';
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}
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}
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}
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int main() {
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uint16_t c1, c2, result = 0;
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char operation[8];
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bool calculated = false;
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cout << "Input expression: ";
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cin >> c1 >> operation >> c2;
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switch (operation[0]) {
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case '&':
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result = c1&c2;
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calculated = true;
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break;
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case '|':
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result = c1 | c2;
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calculated = true;
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break;
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case '^':
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result = c1 ^ c2;
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calculated = true;
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break;
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default:
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cout << "Unknown operation\n";
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break;
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}
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if (calculated) {
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print_in_hex(&c1, sizeof(uint16_t));
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cout << " & ";
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print_in_hex(&c2, sizeof(uint16_t));
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cout << " = ";
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print_in_hex(&result, sizeof(uint16_t));
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cout << "\n";
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print_in_binary(&c1, sizeof(uint16_t));
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cout << " &\n";
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print_in_binary(&c2, sizeof(uint16_t));
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cout << " =\n";
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print_in_binary(&result, sizeof(uint16_t));
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cout << "\n";
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}
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cin >> result;
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}
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@ -0,0 +1,22 @@
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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<ItemGroup>
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<Filter Include="Source Files">
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<UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
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<Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
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</Filter>
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<Filter Include="Header Files">
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<UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
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<Extensions>h;hh;hpp;hxx;hm;inl;inc;xsd</Extensions>
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</Filter>
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<Filter Include="Resource Files">
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<UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
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<Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
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</Filter>
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</ItemGroup>
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<ItemGroup>
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<ClCompile Include="task1_2.cpp">
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<Filter>Source Files</Filter>
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</ClCompile>
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</ItemGroup>
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</Project>
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Двоичный файл не отображается.
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#include <iostream>
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using namespace std;
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struct Student {
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char Name[17];
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uint16_t Year_of_receipt;
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float Average_score;
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uint16_t Sex : 1;
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uint16_t Finished_courses;
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Student *Team_lead;
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};
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char digits[] = "0123456789ABCDEF";
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const uint8_t*
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as_bytes(const void* data) {
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return reinterpret_cast<const uint8_t*>(data);
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}
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char nibble_to_hex(uint8_t i) {
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return digits[i & 0xf];
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}
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void print_in_hex(uint8_t byte) {
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cout << nibble_to_hex(byte >> 4)
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<< nibble_to_hex(byte & 0xf);
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}
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void print_in_hex(const void* data, size_t size) {
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const uint8_t *bytes = as_bytes(data);
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for (size_t i = 0; i < size; i++) {
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print_in_hex(bytes[i]);
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if ((i + 1) % 16 == 0) {
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cout << '\n';
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}
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else {
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cout << ' ';
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}
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}
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}
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char bit_digit(uint8_t byte, uint8_t bit) {
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if (byte &(0x1 << bit)) {
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return '1';
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}
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return '0';
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}
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void print_in_binary(uint8_t byte) {
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for (int bit = 7; bit >= 0; bit--) {
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cout << bit_digit(byte, bit);
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}
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}
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void print_in_binary(const void* data, size_t size) {
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const uint8_t *bytes = as_bytes(data);
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for (size_t i = 0; i < size; i++) {
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print_in_binary(bytes[i]);
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if ((i + 1) % 4 == 0) {
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cout << '\n';
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}
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else {
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cout << ' ';
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}
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}
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}
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int main() {
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Student students[3];
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uint16_t gender;
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for (int i = 0; i < 3; i++) {
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if (i != 0) {
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cout << "Student " << i << ":\n";
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students[i].Team_lead = &students[0];
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}
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else {
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students[i].Team_lead = NULL;
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cout << "Team lead:\n";
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}
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cout << "Name: ";
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cin >> students[i].Name;
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cout << "Year of receiption: ";
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cin >> students[i].Year_of_receipt;
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cout << "Average score: ";
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cin >> students[i].Average_score;
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cout << "Gender (0-1): ";
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cin >> gender;
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students[i].Sex = gender;
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cout << "Courses: ";
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cin >> students[i].Finished_courses;
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}
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cout << "Array address: " << (void*)students << "\n";
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cout << "Array size: " << sizeof(students) << "\n";
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for (int i = 0; i < 3; i++) {
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cout << "Address of element " << i << ": " << (void*)&students[i] << "\n";
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cout << "Size of element: " << i << ": " << sizeof(Student) << "\n";
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}
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cout << "students[1]:\n";
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cout << "Name: address = " << (void*)&students[1].Name
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<< " offset = " << offsetof(Student, Name)
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<< " size = " << sizeof(students[1].Name) << "\nhex:\n";
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print_in_hex(&students[1].Name, sizeof(students[1].Name));
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cout << "\nIn binary:\n";
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print_in_binary(&students[1].Name, sizeof(students[1].Name));
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cout << "\n\nYear_of_receipt: address = " << (void*)&students[1].Year_of_receipt
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<< " offset = " << offsetof(Student, Year_of_receipt)
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<< " size = " << sizeof(students[1].Year_of_receipt) << "\nhex:\n";
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print_in_hex(&students[1].Year_of_receipt, sizeof(students[1].Year_of_receipt));
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cout << "\nIn binary:\n";
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print_in_binary(&students[1].Year_of_receipt, sizeof(students[1].Year_of_receipt));
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cout << "\n\nAverage_score: address = " << (void*)&students[1].Average_score
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<< " offset = " << offsetof(Student, Average_score)
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<< " size = " << sizeof(students[1].Average_score) << "\nhex:\n";
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print_in_hex(&students[1].Average_score, sizeof(students[1].Average_score));
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cout << "\nIn binary:\n";
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print_in_binary(&students[1].Average_score, sizeof(students[1].Average_score));
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cout << "\n\nFinished_courses: address = " << (void*)&students[1].Finished_courses
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<< " offset = " << offsetof(Student, Finished_courses)
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<< " size = " << sizeof(students[1].Finished_courses) << "\nhex:\n";
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print_in_hex(&students[1].Finished_courses, sizeof(students[1].Finished_courses));
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cout << "\nIn binary:\n";
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print_in_binary(&students[1].Finished_courses, sizeof(students[1].Finished_courses));
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cout << "\n\nTeam_lead: address = " << (void*)&students[1].Team_lead
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<< " offset = " << offsetof(Student, Team_lead)
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<< " size = " << sizeof(students[1].Team_lead) << "\nhex:\n";
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print_in_hex(&students[1].Team_lead, sizeof(students[1].Team_lead));
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cout << "\nIn binary:\n";
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print_in_binary(&students[1].Team_lead, sizeof(students[1].Team_lead));
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cout << "\nFull array:\n";
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print_in_hex(students, sizeof(students));
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cout << "\nIn binary:\n";
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print_in_binary(students, sizeof(students));
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cin >> gender;
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return 0;
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}
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@ -0,0 +1,22 @@
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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
|
||||
<ItemGroup>
|
||||
<Filter Include="Source Files">
|
||||
<UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
|
||||
<Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
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||||
</Filter>
|
||||
<Filter Include="Header Files">
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||||
<UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
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||||
<Extensions>h;hh;hpp;hxx;hm;inl;inc;xsd</Extensions>
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||||
</Filter>
|
||||
<Filter Include="Resource Files">
|
||||
<UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
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||||
<Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
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||||
</Filter>
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||||
</ItemGroup>
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<ItemGroup>
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||||
<ClCompile Include="task3.cpp">
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<Filter>Source Files</Filter>
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</ClCompile>
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||||
</ItemGroup>
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||||
</Project>
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Двоичный файл не отображается.
@ -0,0 +1,3 @@
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hello, world!
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to be or not to be
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toster
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@ -0,0 +1,90 @@
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#define _CRT_SECURE_NO_WARNINGS
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#include <iostream>
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#include <cstdio>
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void getstring(char *s, size_t n) {
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fgets(s, n, stdin);
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if (s[strlen(s) - 1] == '\n')
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s[strlen(s) - 1] = '\0';
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}
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void lower(char *s)
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{
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for (; *s; s++)
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*s = tolower(*s);
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}
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using namespace std;
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const size_t MAX_SIZE = 256;
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const char not_allowed[] = "*\"<>?|";
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const char separators[] = " \r\n,.!?:;()-";
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bool iscorrectname(char *name) {
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char lext[8];
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for (int i = 0; name[i]; i++) {
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if (strchr(not_allowed, name[i]) != 0)
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return false;
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}
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char *colon = strchr(name, ':');
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if (colon != NULL) {
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if (colon - name != 2)
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return false;
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if (colon[1] != '\\')
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return false;
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if (strrchr(name, ':') != colon)
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return false;
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}
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char *fname = strrchr(name, '\\');
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fname = fname ? fname++ : name;
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char *ext = strchr(fname, '.');
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if (ext == NULL)
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strcat(name, ".txt");
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else {
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strcpy(lext, ext);
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lower(lext);
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if (strcmp(lext, ".txt"))
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return false;
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}
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return true;
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}
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int main() {
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char filename[MAX_SIZE];
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char str[MAX_SIZE];
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cout << "Input file: ";
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getstring(filename, MAX_SIZE);
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if (iscorrectname(filename) == false) {
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cout << "Entered not correct name\n";
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return -1;
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}
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FILE *fin = fopen(filename, "rb");
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if (fin == NULL) {
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cout << "Can't open file\n";
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return -1;
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}
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fseek(fin, 0, SEEK_END);
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size_t length = ftell(fin);
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fseek(fin, 0, SEEK_SET);
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char *text = new char[length + 1];
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memset(text, 0, length + 1);
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fread(text, 1, length, fin);
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cout << "Input string: ";
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getstring(str, MAX_SIZE);
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const char *start = text;
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size_t count = 0;
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while (true) {
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const size_t separator_count = strspn(start, separators);
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start += separator_count;
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if (start[0] == '\0') {
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break;
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}
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const size_t word_length = strcspn(start, separators);
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if (word_length == strlen(str) && strncmp(str, start, word_length) == 0) {
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count++;
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}
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start += word_length;
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}
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cout << "Result: " << count << "\n";
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fclose(fin);
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delete text;
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cin >> str;
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return 0;
|
||||
}
|
||||
@ -0,0 +1,22 @@
|
||||
<?xml version="1.0" encoding="utf-8"?>
|
||||
<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
|
||||
<ItemGroup>
|
||||
<Filter Include="Source Files">
|
||||
<UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
|
||||
<Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
|
||||
</Filter>
|
||||
<Filter Include="Header Files">
|
||||
<UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
|
||||
<Extensions>h;hh;hpp;hxx;hm;inl;inc;xsd</Extensions>
|
||||
</Filter>
|
||||
<Filter Include="Resource Files">
|
||||
<UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
|
||||
<Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
|
||||
</Filter>
|
||||
</ItemGroup>
|
||||
<ItemGroup>
|
||||
<ClCompile Include="task4.cpp">
|
||||
<Filter>Source Files</Filter>
|
||||
</ClCompile>
|
||||
</ItemGroup>
|
||||
</Project>
|
||||
@ -0,0 +1,3 @@
|
||||
hello, world!
|
||||
to be or not to be
|
||||
toster
|
||||
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