// TUKursovaRabota1Zad1Kurs.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <iostream>
using namespace std;

int** Opciq1(int NumberOfStudents){
	int** students=new int*[25];
	int FakNomer, specialnost, grupa;
	double SrUspeh;
	for (int rows = 0; rows < NumberOfStudents; rows++) {
		students[rows] = new int[4];
		for (int cols = 0; cols < 4; cols++) {
			switch (cols) {
			case 0: cout << "Enter Facultat number of " << rows + 1 << " student: "; cin >> FakNomer; students[rows][cols] = FakNomer; break;
			case 1: cout << "Enter Specialty of " << rows + 1 << " student: "; cin >> specialnost;
				while (true) {

					if (specialnost == 52 || specialnost == 61) {
						students[rows][cols] = specialnost; break;
					}
					else {
						cout << "Wrong Input! Enter Specialty[52 or 61] of " << rows + 1 << " student: ";
						cin >> specialnost;
					}
				}
					 break;
			case 2: cout << "Enter Group of " << rows +1<< " student: "; cin >> grupa;
				while (grupa < 1 || grupa>4) {
					cout << "Wrong input! Enter Group[1-4] of " << rows + 1 << " student: ";
					cin >> grupa;
				}
				students[rows][cols] = grupa; break;
			case 3: cout << "Enter Average Success of " << rows +1<< " student: "; cin >> SrUspeh;
				while (SrUspeh < 2 || SrUspeh>6) {
					cout << "Wrong input! Enter Average Success[2-6] of " << rows + 1 << " student: ";
					cin >> SrUspeh;
				}
				students[rows][cols] = SrUspeh; break;
			}
		}
	}
/*
for (int i = 0; i < NumberOfStudents; i++) {
		for (int cols = 0; cols < 4; cols++) {
			printf("\t%d", students[i][cols]);
		}
		printf("\n");
	}
*/
	return students;

}

void Opciq2(int** students,int NumberOfStudents) {
	int** studentsE = new int*[13];
	int rowE = 0;
	int rowAUIT=0;
	int** studentsAUIT = new int*[13];
	for (int row = 0; row < NumberOfStudents; row++) {
		if (students[row][1] = 52) {
			studentsE[rowE] = students[row];
					rowE++;
		}
		else if (students[row][1] = 61) {
			studentsAUIT[rowAUIT] = students[row];
					rowAUIT++;
		}
	}
	cout << "Students of specialty E(code52): "<<endl;
	for (int i = 0; i < NumberOfStudents; i++) {
		for (int cols = 0; cols < 4; cols++) {
			printf("\t%d", studentsE[i][cols]);
		}
		printf("\n");
	}
	cout << "Students of specialty AUIT(code61): " << endl;
	for (int i = 0; i < NumberOfStudents; i++) {
		for (int cols = 0; cols < 4; cols++) {
			printf("\t%d", studentsAUIT[i][cols]);
		}
		printf("\n");
	}
}
int main()
{

	int A = 1, B = 2, C = 3, G = 4;
	int switcher, N;
	int NumberStudents = 0;

	int** studentsMain=0;
	do {

		cout << "Choose action!" << endl;
		cout << "Press 1 to import data for N students into two-dimensional array." << endl;
		cout << "Press 2 to create two new arrays for students of Specialties E and AUIT and showing the result." << endl;
		cout << "Press 3 and choose a student by Facultat number,specialty and group." << endl;
		cout << "Press 4 to see all students with grade > 5.50 ." << endl;
		cout << "Press 5 to exit ." << endl;
		cin >> switcher;
		while (switcher < 1 || switcher >5)
			{
				cout << "Invalid option" << endl;
				cout << "Please pick an option between 1-5" << endl;
				cin >> switcher;
			}
		switch (switcher) {
		case 1: {
			cout << "Please input Number of students:";
			cin >> N;
			NumberStudents = N;
			int** students = Opciq1(N);
			students = studentsMain;
			break;
		}
		case 2: {
			Opciq2(studentsMain,NumberStudents);
			break;
		}
		case 3:
			break;
		case 4:
			break;
		}
	} while (switcher != 5);


    return 0;
}