ZAJEBISTOSC

// ConsoleApplication4.cpp : Defines the entry point for the console application.
//
//#include "stdafx.h"
#include <iostream>
#include <stdio.h>
#include <string>
#include <math.h>
#include <fstream>
using namespace std;

double ** read(int &numberOfPoints);
void save(int numberOfPoints, double ** table);
void insertsort(double **table, int numberOfPoints);
void bubblesort(int numberOfPoints, double **table);
void compute(int numberOfPoints, double **table);
void print(int precision, int numberOfPoints, double **table);
void printHeader(int precision);
void initialize(double & variabilityOfX, int & numberOfPoints, int & precision);
int instruction();


void initialize(double & variabilityOfX, int & numberOfPoints, int & precision) {
	std::cout << "Podaj liczbe punktow: " << std::endl;
	std::cin >> numberOfPoints;
	std::cout << "Podaj zmiennosc x: " << std::endl;
	std::cin >> variabilityOfX;
	std::cout << "Podaj dokladnosc: " << std::endl;
	std::cin >> precision;
}


void printHeader(int precision) {
	int prec = 7;
	if (precision > prec) {
		prec = precision;
	}
	printf("|%-3s", "i");
	printf("|%*s", (-1)*(precision + 2), "x");
	printf("|%*s", (-1)*(precision + 2), "sin");
	printf("|%*s", (-1)*(precision + 2), "cos");
	printf("|%*s", (-1)*(precision + 2), "tg");
	printf("|%*s", (-1)*(precision + 2), "ctg");
	printf("|%*s", (-1)*(precision + 2), "asin");
	printf("|%*s", (-1)*(precision + 2), "acos");
	printf("|%*s", (-1)*(precision + 2), "atg");
	printf("|%*s|", (-1)*(precision + 2), "actg");
	printf("%\n");
}

void print(int precision, int numberOfPoints, double **table) {
	for (int i = 0; i < numberOfPoints; i++) {
		printf("|%*d", -3, (int)table[i][0]);
		for (int j = 1; j < 10; j++) {
			int num = (int)(table[i][j]);
			int c = 0;
			while ((num /= 10) != 0)
				c++;
			if (std::isnan(table[i][j])) {
				printf("|%*s", precision + 2, "-");
			}
			else if (std::isinf(table[i][j])) {
				printf("|%*s", precision + 2, "inf");
			}
			else if (table[i][j] < 0) {
				printf("|%.*f", precision - 1 - c, table[i][j]);
			}
			else
				printf("|%.*f", precision - c, table[i][j]);
		}
		printf("|%\n");
	}
}

void compute(int numberOfPoints, double **table) {

	for (int i = 0; i < numberOfPoints; i++) {
		table[i][2] = sin(table[i][1]);
		table[i][3] = cos(table[i][1]);
		table[i][4] = tan(table[i][1]);
		table[i][5] = 1.0 / (tan(table[i][1]));
		table[i][6] = asin(table[i][1]);
		table[i][7] = acos(table[i][1]);
		table[i][8] = atan(table[i][1]);
		table[i][9] = 1.0 / (atan(table[i][1]));
	}
}

void bubblesort(int numberOfPoints, double **table) {
	cout << "Wybierz kryterium sortowania" << endl;
	cout << "1 - sin" << endl;
	cout << "2 - cos" << endl;
	cout << "3 - tan" << endl;
	cout << "4 - ctg" << endl;
	cout << "5 - arcsin" << endl;
	cout << "6 - arccos" << endl;
	cout << "7 - arctan" << endl;
	cout << "8 - arctg" << endl;

	int ask1;
	cin >> ask1;
	int i, j;
	int index = ask1 + 1;
	double *temp;
	double temp1, temp2;
	for (i = (numberOfPoints - 2); i >= 0 ; i--)
	{
		for (j = 0; j <= i; j++) {
			temp1 = table[j][index], temp2 = table[j + 1][index];
			if (temp1 > temp2) {
				double *temp = table[j];
				table[j] = table[j+1];
				table[j + 1] = temp;
			}
		}
	}
	for (int i = 0; i < numberOfPoints; i++) table[i][0] = i;
}


void insertsort(double **table, int numberOfPoints) {
		cout << "Wybierz kryterium sortowania" << endl;
		cout << "1 - sin" << endl;
		cout << "2 - cos" << endl;
		cout << "3 - tan" << endl;
		cout << "4 - ctg" << endl;
		cout << "5 - arcsin" << endl;
		cout << "6 - arccos" << endl;
		cout << "7 - arctan" << endl;
		cout << "8 - arctg" << endl;

		int ask1;
		cin >> ask1;

		int j;
		int index = ask1 + 1;
		double *currentLine;
		for (int i = 1; i < numberOfPoints; i++) {
			currentLine = table[i];
			for (j = i - 1; j >= 0 && table[j][index] > currentLine[index]; j--) {
				table[j + 1] = table[j];
			}
			table[j + 1] = currentLine;
		}
		for (int i = 0; i < numberOfPoints; i++) table[i][0] = i;
}

void save(int numberOfPoints, double ** table) {

	fstream file;
	file.open("wynik.txt", ios::out);
	if (file.good() == true)
	{
		file << numberOfPoints << endl;
		for (int i = 0; i < numberOfPoints; i++) {
			for (int j = 1; j < 10; j++) {
				file << table[i][j]<<endl;
			}
		}
		file.close();
	}
}

double ** read(int &numberOfPoints)
{
	fstream file;
	string temp;
	double ** table = NULL;
	file.open("wynik.txt", ios::in | ios::out);
	if (file.good() == true)
	{
		file >> numberOfPoints;
		table = new double*[numberOfPoints];

		for (int i = 0; i < numberOfPoints; i++) {
			table[i] = new double[10];
			table[i][0] = i;
		}

		for (int i = 0; i < numberOfPoints && !file.eof(); i++) {
			for (int j = 1; j < 10 && !file.eof(); j++) {
				file >> temp;
				if (temp != "inf") table[i][j] = stod(temp.c_str());
				else table[i][j] = INFINITY;
			}
		}
		file.close();
	}
	return table;
}

int instruction() {
	int answer = 0;
	while (answer < 1 || answer > 7) {
		cout << "***MENU***" << endl;
		cout << "[1] Utworz nowa tablice" << endl;
		cout << "[2] Wczytaj tablice z pliku" << endl;
		cout << "[3] Wyswietl tablice" << endl;
		cout << "[4] Sortuj (bubble sort)" << endl;
		cout << "[5] Sorutuj (insert sort)" << endl;
		cout << "[6] Zapisz do pliku" << endl;
		cout << "[7] Wyjdz" << endl;
		cin >> answer;
	}
	return answer;
}

int main() {
	double variabilityOfX;
	int numberOfPoints;
	int precision = 3;
	double **table = NULL;
	int answer = 0;

	while (answer != 7) {
		system("cls");
		answer = instruction();
		if (answer == 1) {
			if (table != NULL) {
				for (int i = 0; i < numberOfPoints; i++) {
					delete table[i];
				}
				delete table;
			}
			initialize(variabilityOfX, numberOfPoints, precision);
			table = new double*[numberOfPoints];
			for (int i = 0; i < numberOfPoints; i++) {
				table[i] = new double[10];
				table[i][0] = i;
				table[i][1] = i*variabilityOfX;
			}
			compute(numberOfPoints, table);
		}
		else if (answer == 2) {
			if (table != NULL) {
				for (int i = 0; i < numberOfPoints; i++) {
					delete table[i];
				}
				delete table;
			}
			table = read(numberOfPoints);
		}
		else if (answer == 3) {
			if (table != NULL) {
				printHeader(precision);
				print(precision, numberOfPoints, table);
			}
			else cout << "Brak tablicy!" << endl;
		}
		else if (answer == 4) {
			if(table != NULL) bubblesort(numberOfPoints, table);
			else cout << "Brak tablicy!" << endl;
		}
		else if (answer == 5) {
			if(table != NULL) insertsort(table, numberOfPoints);
			else cout << "Brak tablicy!" << endl;
		}
		else if (answer == 6) {
			if(table != NULL) save(numberOfPoints, table);
			else cout << "Brak tablicy!" << endl;
		}
		getchar();
		getchar();
	}
}