3 семестр
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288
Part1/Lab1/Massiv_simv/Lab1_3.cpp
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288
Part1/Lab1/Massiv_simv/Lab1_3.cpp
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#include <iostream>
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#include <fstream>
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#include <string>
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#include <Windows.h>
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#include <cstdio>
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#include <time.h>
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#include <iomanip>
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using namespace std;
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const char universum[] = "ABCDEFGHIJKMNLOPQRSTUVWXYZ";
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const char filename[] = "Test_result.txt";
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const int length = 26;
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const int durationCoeff = 1000000;
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int customTestAmount = 0;
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char stringA[length], stringB[length], stringC[length], stringD[length];
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char vectorA[length], vectorB[length], vectorC[length], vectorD[length], vectorF[length];
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void setupConsole()
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{
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setlocale(LC_ALL, "Russian");
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SetConsoleOutputCP(1251);
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SetConsoleCP(1251);
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cout << fixed << setprecision(7);
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}
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void outputGreeting()
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{
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cout << "Программа рассчитывает значение множества F согласно следующим законам - " << endl;
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cout << "F = D && (A || B) && !C, что равносильно F = D*(A + B) - C." << endl;
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cout << "Универсум: " << universum << endl;
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}
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void input()
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{
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cout << endl;
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cout << "- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -" << endl;
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cout << "Введите множество A: ";
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cin >> stringA;
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cout << "Введите множество B: ";
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cin >> stringB;
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cout << "Введите множество C: ";
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cin >> stringC;
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cout << "Введите множество D: ";
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cin >> stringD;
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cout << endl;
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}
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bool isCorrectSymbol(char symbol)
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{
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return ((symbol >= universum[0] && symbol <= universum[length - 1]) || symbol == '\0') ? 1 : 0;
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}
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bool isStringCorrect(char* string)
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{
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for (int i = 0; i < length && string[i] != '\0'; i++)
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if (!isCorrectSymbol(string[i]))
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return 0;
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return 1;
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}
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int memberToIndex(char member)
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{
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return member - universum[0];
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}
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char indexToMember(int number)
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{
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return number + universum[0];
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}
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void vectorFromString(char* vector, const char string[])
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{
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for (int i = 0; string[i]; i++) {
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int j = 0;
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for (j = 0; j < i; j++) {
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if (memberToIndex(string[i]) < memberToIndex(vector[j])) {
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for (int k = i + 1; k > j; k--) {
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vector[k] = vector[k - 1];
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}
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break;
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}
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if (memberToIndex(string[i]) == memberToIndex(vector[j])) {
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j = -1;
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break;
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}
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}
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if(j != -1) vector[j] = string[i];
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}
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};
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void convertSets()
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{
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vectorFromString(vectorA, stringA);
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vectorFromString(vectorB, stringB);
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vectorFromString(vectorC, stringC);
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vectorFromString(vectorD, stringD);
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}
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void calculateAnswer()
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{
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for (int i = 0; vectorA[i]; i++)
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vectorF[i] = vectorA[i];
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int j = 0;
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for (int i = 0; vectorB[i]; i++) {
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while (j < strlen(vectorF) && memberToIndex(vectorB[i]) > memberToIndex(vectorF[j])) j++;
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if (memberToIndex(vectorB[i]) != memberToIndex(vectorF[j])) {
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for (int k = strlen(vectorF); k >= j; k--) vectorF[k + 1] = vectorF[k];
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vectorF[j] = vectorB[i];
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}
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}
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j = 0;
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for (int i = 0; vectorC[i]; i++) {
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while (j < strlen(vectorF) && memberToIndex(vectorC[i]) > memberToIndex(vectorF[j])) j++;
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if (memberToIndex(vectorC[i]) == memberToIndex(vectorF[j])) {
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for (int k = j; k < strlen(vectorF); k++) vectorF[k] = vectorF[k + 1];
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}
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}
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j = 0;
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for (int i = 0; vectorD[i]; i++) {
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while (j < strlen(vectorF) && memberToIndex(vectorD[i]) > memberToIndex(vectorF[j])) {
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for (int k = j; k < strlen(vectorF); k++) vectorF[k] = vectorF[k + 1];
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}
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if (memberToIndex(vectorD[i]) == memberToIndex(vectorF[j])) j++;
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}
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for (j; j < strlen(vectorF); j++) {
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vectorF[j] = '\0';
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}
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}
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void outputSetToConsole(char* vector)
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{
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for (int i = 0; vector[i]; i++)
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cout << vector[i];
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}
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void outputSetToFile(char* vector, ofstream& output)
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{
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for (int i = 0; vector[i]; i++)
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output << vector[i];
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}
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bool isSetEmpty(char* vector)
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{
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return (vector[0] == '\0') ? true : false;
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}
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void outputAnswer()
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{
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cout << "Ответ: F = ";
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if (isSetEmpty(vectorF))
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cout << "пустое множество";
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else
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outputSetToConsole(vectorF);
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cout << endl;
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}
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double calulateDuration()
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{
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double firstPoint, lastPoint, duration = 0;
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for (int i = 0; i < durationCoeff; i++)
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{
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firstPoint = clock();
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calculateAnswer();
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lastPoint = clock();
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duration += lastPoint - firstPoint;
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}
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return duration / durationCoeff;
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}
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void outputDuration()
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{
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cout << endl;
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cout << "- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -" << endl;
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cout << "Временная сложность алгоритма - O(1), постоянное время" << endl;
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cout << "На выполнение алгоритма уходит " << calulateDuration() << " секунд." << endl;
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cout << endl;
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}
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float factorial(int number)
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{
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float factorial = 1;
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for (int i = 1; i <= number; i++)
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factorial *= i;
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return factorial;
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}
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bool randomVector()
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{
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return rand() % 2;
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}
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void fillVectors()
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{
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for (int i = 0; i < length; i++) {
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vectorA[i] = '\0';
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vectorB[i] = '\0';
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vectorC[i] = '\0';
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vectorD[i] = '\0';
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}
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for (int i = 0; i < length; i++) {
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if (randomVector()) vectorA[strlen(vectorA)] = indexToMember(i);
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if (randomVector()) vectorB[strlen(vectorB)] = indexToMember(i);
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if (randomVector()) vectorC[strlen(vectorC)] = indexToMember(i);
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if (randomVector()) vectorD[strlen(vectorD)] = indexToMember(i);
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}
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}
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void clearAnswerVector()
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{
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for (int i = 0; i < strlen(vectorF); i++)
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vectorF[i] = '\0';
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}
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void badInputLoop()
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{
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while (cin.fail() || customTestAmount < 0)
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{
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cout << "Неправильный ввод, повторите еще раз:" << endl;
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cin.clear();
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cin.ignore(32767, '\n');
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cin >> customTestAmount;
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}
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}
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void testInfo()
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{
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cout << setprecision(0);
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cout << "- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -" << endl;
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cout << "Из 26 символов может быть составлено " << factorial(length) << " перестановок" << endl;
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cout << "Сколько программа должна проделать тестов со случайными комбинациями?" << endl;
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cin >> customTestAmount;
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badInputLoop();
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if (customTestAmount > 0)
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cout << "Отчеты будут выведены в файл " << filename << endl;
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else cout << "Тесты не будут проделаны" << endl;
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}
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void executeTest()
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{
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ofstream output;
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output.open(filename);
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for (int i = 0; i < customTestAmount; i++)
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{
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fillVectors();
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clearAnswerVector();
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output << "Множество A: ";
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outputSetToFile(vectorA, output);
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output << endl;
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output << "Множество B: ";
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outputSetToFile(vectorB, output);
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output << endl;
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output << "Множество C: ";
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outputSetToFile(vectorC, output);
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output << endl;
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output << "Множество D: ";
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outputSetToFile(vectorD, output);
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output << endl;
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calculateAnswer();
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output << "Ответ: F = ";
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outputSetToFile(vectorF, output);
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output << endl;
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output << '*' << endl;
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}
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output.close();
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}
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int main()
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{
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setupConsole();
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outputGreeting();
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input();
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while (!isStringCorrect(stringA) || !isStringCorrect(stringB) || !isStringCorrect(stringC) || !isStringCorrect(stringD))
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{
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cout << "Некорректный ввод" << endl;
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input();
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}
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convertSets();
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calculateAnswer();
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outputAnswer();
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outputDuration();
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testInfo();
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executeTest();
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}
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