minor fixes

13 files changed, 161 insertions, 268 deletions

diff --git a/Sem. 01/task1.cpp b/Sem. 01/task1.cpp
index 67ad5b1..e6f4661 100644
--- a/Sem. 01/task1.cpp
+++ b/Sem. 01/task1.cpp
@@ -3,124 +3,35 @@
 
 using namespace std;
 
-
-struct point
-{
-	int x;
-	int y;
-};
-void print(const point& ptr)
-{
-	cout << ptr.x << " " << ptr.y << endl;
-}
-point readPoint()
-{
-	int x, y;
-	cin >> x >> y;
-	return{ x, y };
-}
-double getDist(const point& origin, const point& dest)
-{
-	double dx = origin.x - dest.x;
-	double dy = origin.y - dest.y;
-
-	return sqrt(dx*dx + dy*dy);
-}
-
-
-struct triangle
-{
-	point p1;
-	point p2;
-	point p3;
-};
-
-double getArea(const triangle& tr)
-{
-	double sideA = getDist(tr.p1, tr.p2);
-	double sideB = getDist(tr.p2, tr.p3);
-	double sideC = getDist(tr.p3, tr.p1);
-
-	double halfP = (sideA + sideB + sideC) / 2;
-	return sqrt(halfP * (halfP - sideA) * (halfP - sideB) * (halfP - sideC));
-
-}
-
-void print(const triangle& tr)
-{
-	cout << "Point1: ";
-	print(tr.p1);
-	cout << "Point2: ";
-	print(tr.p2);
-	cout << "Point3: ";
-	print(tr.p3);
-	cout << getArea(tr) << endl << endl;
-}
-
-void swap(int * arr, int i, int j)
-{
-	int temp = arr[i];
-	arr[i] = arr[j];
-	arr[j] = temp;
-}
-void swap(triangle* arr, int i, int j)
-{
-	triangle temp = arr[i];
-	arr[i] = arr[j];
-	arr[j] = temp;
-}
-void selectionSort(int* areas, triangle* triangles, int len)
+bool checkIfObratim(size_t element, size_t Z)
 {
-	for (int i = 0; i < len-1; i++)
+	for (int i = 1; i < Z; i++)
 	{
-		int currPos = i;
-		int min = i;
-
-		for (int j = i; j < len; j++)
+		if ((i * element) % Z == 0)
 		{
-			if (areas[j] < areas[min])
-				min = j;
+			std::cout << "Obratniq element na " << element << " e " << i << std::endl;
+			return true;
 		}
-
-		if (min != i)
+	}
+	return false;
+}
+size_t countDivisers(size_t Z)
+{
+	size_t count = 0;
+	for (int i = 1; i < Z; i++)
+	{
+		if (checkIfObratim(i,Z))
+			count++;
+		else
 		{
-			swap(areas, i, min);
-			swap(triangles, i, min);
+			std::cout << "Neobratim " << i << std::endl;
 		}
 	}
+	return count;
 }
 int main()
 {
 
-
-	int n;
-	cin >> n;
-	
-	triangle* triangles = new triangle[n];
-
-	for (int i = 0; i < n; i++)
-	{
-		point p1 = readPoint();
-		point p2 = readPoint();
-		point p3 = readPoint();
-
-		triangles[i].p1 = p1;
-		triangles[i].p2 = p2;
-		triangles[i].p3 = p3;
- 	}
-
-	int* areas = new int[n];
-
-
-	for (int i = 0; i < n; i++)
-		areas[i] = getArea(triangles[i]); 
-	
-	selectionSort(areas, triangles, n);
-
-	for (int i = 0; i < n; i++)
-		print(triangles[i]);
-
-	delete[] triangles;
-	delete[] areas;
+	cout << countDivisers(4096) << endl;
 
 }
diff --git a/Sem. 01/task1/task1.cpp b/Sem. 01/task1/task1.cpp
new file mode 100644
index 0000000..67ad5b1
--- /dev/null
+++ b/Sem. 01/task1/task1.cpp
@@ -0,0 +1,126 @@
+#include <iostream>
+#include <chrono>
+
+using namespace std;
+
+
+struct point
+{
+	int x;
+	int y;
+};
+void print(const point& ptr)
+{
+	cout << ptr.x << " " << ptr.y << endl;
+}
+point readPoint()
+{
+	int x, y;
+	cin >> x >> y;
+	return{ x, y };
+}
+double getDist(const point& origin, const point& dest)
+{
+	double dx = origin.x - dest.x;
+	double dy = origin.y - dest.y;
+
+	return sqrt(dx*dx + dy*dy);
+}
+
+
+struct triangle
+{
+	point p1;
+	point p2;
+	point p3;
+};
+
+double getArea(const triangle& tr)
+{
+	double sideA = getDist(tr.p1, tr.p2);
+	double sideB = getDist(tr.p2, tr.p3);
+	double sideC = getDist(tr.p3, tr.p1);
+
+	double halfP = (sideA + sideB + sideC) / 2;
+	return sqrt(halfP * (halfP - sideA) * (halfP - sideB) * (halfP - sideC));
+
+}
+
+void print(const triangle& tr)
+{
+	cout << "Point1: ";
+	print(tr.p1);
+	cout << "Point2: ";
+	print(tr.p2);
+	cout << "Point3: ";
+	print(tr.p3);
+	cout << getArea(tr) << endl << endl;
+}
+
+void swap(int * arr, int i, int j)
+{
+	int temp = arr[i];
+	arr[i] = arr[j];
+	arr[j] = temp;
+}
+void swap(triangle* arr, int i, int j)
+{
+	triangle temp = arr[i];
+	arr[i] = arr[j];
+	arr[j] = temp;
+}
+void selectionSort(int* areas, triangle* triangles, int len)
+{
+	for (int i = 0; i < len-1; i++)
+	{
+		int currPos = i;
+		int min = i;
+
+		for (int j = i; j < len; j++)
+		{
+			if (areas[j] < areas[min])
+				min = j;
+		}
+
+		if (min != i)
+		{
+			swap(areas, i, min);
+			swap(triangles, i, min);
+		}
+	}
+}
+int main()
+{
+
+
+	int n;
+	cin >> n;
+	
+	triangle* triangles = new triangle[n];
+
+	for (int i = 0; i < n; i++)
+	{
+		point p1 = readPoint();
+		point p2 = readPoint();
+		point p3 = readPoint();
+
+		triangles[i].p1 = p1;
+		triangles[i].p2 = p2;
+		triangles[i].p3 = p3;
+ 	}
+
+	int* areas = new int[n];
+
+
+	for (int i = 0; i < n; i++)
+		areas[i] = getArea(triangles[i]); 
+	
+	selectionSort(areas, triangles, n);
+
+	for (int i = 0; i < n; i++)
+		print(triangles[i]);
+
+	delete[] triangles;
+	delete[] areas;
+
+}
diff --git a/Sem. 02/selfPrintingTask.cpp b/Sem. 02/task1/selfPrintingTask.cpp
index 862cf07..862cf07 100644
--- a/Sem. 02/selfPrintingTask.cpp
+++ b/Sem. 02/task1/selfPrintingTask.cpp
diff --git a/Sem. 02/students.csv b/Sem. 02/task2/students.csv
index 1d7debc..1d7debc 100644
--- a/Sem. 02/students.csv
+++ b/Sem. 02/task2/students.csv
diff --git a/Sem. 02/studentsDatabase.cpp b/Sem. 02/task2/studentsDatabase.cpp
index 7f9a5f5..7f9a5f5 100644
--- a/Sem. 02/studentsDatabase.cpp
+++ b/Sem. 02/task2/studentsDatabase.cpp
diff --git a/Sem. 04/uni_task(not finished).cpp b/Sem. 04/uni_task(not finished).cpp
deleted file mode 100644
index 7bf3a70..0000000
--- a/Sem. 04/uni_task(not finished).cpp
+++ /dev/null
@@ -1,156 +0,0 @@
-#include <iostream>
-#include <fstream>
-
-using namespace std;
-
-
-struct Student
-{
-	char* name;
-	int fn;
-	int gradesCount;
-	double averageGrade;
-};
-void print(const Student& st)
-{
-	cout << st.name << " " << st.fn << " " << st.gradesCount << " " << st.averageGrade << endl;
-}
-Student createStudent(const char* name, int fn, int gradesCount, double avGrade)
-{
-	Student obj;
-
-	size_t nameLen = strlen(name);
-
-	obj.name = new char[nameLen + 1];
-	strcpy(obj.name, name);
-
-	obj.fn = fn;
-	obj.gradesCount = gradesCount;
-	obj.averageGrade = avGrade;
-
-	return obj;
-}
-void saveStudentToFile(ofstream& f, const Student& st)
-{
-	size_t nameLen = strlen(st.name);
-	f.write((const char*)&nameLen, sizeof(nameLen));  //first we write the size of the name!
-	f.write(st.name, nameLen);
-	f.write((const char*)&st.fn, sizeof(st.fn));
-	f.write((const char*)&st.gradesCount, sizeof(st.gradesCount));
-	f.write((const char*)&st.averageGrade, sizeof(st.averageGrade));
-
-}
-Student readStudentFromFile(ifstream& f)
-{
-	Student res;
-
-	size_t nameLen;
-
-	f.read((char *)&nameLen, sizeof(nameLen));  //first we read the size of the name!
-
-	res.name = new char[nameLen + 1];
-	f.read(res.name, nameLen);
-	res.name[nameLen] = '\0';
-
-	f.read((char *)&res.fn, sizeof(res.fn));
-	f.read((char*)&res.gradesCount, sizeof(res.gradesCount));
-	f.read((char*)&res.averageGrade, sizeof(res.averageGrade));
-
-	return res;
-}
-void freeStudent(Student& s)
-{
-	delete[] s.name;
-
-	s.averageGrade = s.fn = s.gradesCount = 0;
-
-}
-
-const int UNI_NAME_MAX = 32;
-struct Uni
-{
-	char name[UNI_NAME_MAX];
-	size_t studentsCount;
-	Student* students;
-};
-
-void saveUniToFile(ofstream& f, const Uni& uni)
-{
-	
-	f.write(uni.name, sizeof(uni.name));
-	f.write((const char*)&uni.studentsCount, sizeof(uni.studentsCount));  //first we write how many students we have!
-	
-	for (int i = 0; i < uni.studentsCount; i++)
-		saveStudentToFile(f, uni.students[i]);
-}
-
-void readUniFromFile(ifstream& f, Uni& uni)
-{
-	f.read(uni.name, sizeof(uni.name));
-	f.read((char*) &uni.studentsCount, sizeof(uni.studentsCount));  //we read how many students are saved in the file!
-
-	uni.students = new Student[uni.studentsCount];
-	
-	for (int i = 0; i < uni.studentsCount; i++)
-		uni.students[i] = readStudentFromFile(f);
-}
-void freeUni(Uni& uni)
-{
-	for (int i = 0; i < uni.studentsCount; i++)
-		freeStudent(uni.students[i]);
-	strcpy(uni.name, "");
-	uni.studentsCount = 0;
-}
-void print(const Uni&  u)
-{
-	cout << u.name << " " << u.studentsCount << endl;
-	for (int i = 0; i < u.studentsCount; i++)
-		print(u.students[i]);
-}
-int main()
-{
-	{ //Creating an university and saving to file
-		Uni u;
-		strcpy(u.name, "FMI");
-		u.studentsCount = 3;
-
-		u.students = new Student[u.studentsCount];
-		u.students[0] = createStudent("Ivan", 81234, 3, 4.5);
-		u.students[1] = createStudent("Angel", 12345, 4, 5);
-		u.students[2] = createStudent("Mariq", 81234, 5, 5.5);
-
-
-		ofstream f("uni.dat", ios::binary);
-
-		if (!f.is_open())
-		{
-			cout << "Error" << endl;
-			return -1;
-		}
-
-		saveUniToFile(f, u);
-		freeUni(u);
-	}
-
-	{ //Reading an university from file
-		
-		Uni myUni;
-		ifstream f("uni.dat", ios::binary);
-
-		if (!f.is_open())
-		{
-			cout << "Error" << endl;
-			return -1;
-		}
-
-		readUniFromFile(f, myUni);
-
-		print(myUni);
-
-		f.close();
-
-		freeUni(myUni);
-
-	}
-}
- 
diff --git a/Sem. 06/Time/Time.cpp b/Sem. 06/Time/Time.cpp
index 65549f7..9cd8620 100644
--- a/Sem. 06/Time/Time.cpp
+++ b/Sem. 06/Time/Time.cpp
@@ -10,15 +10,15 @@ Time::Time(size_t hours, size_t mins, size_t seconds)
 	setSeconds(seconds);
 }
 
-size_t Time::getHours()
+size_t Time::getHours() const
 {
 	return hours;
 }
-size_t Time::getMins()
+size_t Time::getMins() const
 {
 	return mins;
 }
-size_t Time::getSeconds()
+size_t Time::getSeconds() const
 {
 	return seconds;
 }
diff --git a/Sem. 07/PersonAdvanced/PersonAdvanced.cpp b/Sem. 07/PersonAdvanced/PersonAdvanced.cpp
index fbea6c3..e4e062f 100644
--- a/Sem. 07/PersonAdvanced/PersonAdvanced.cpp
+++ b/Sem. 07/PersonAdvanced/PersonAdvanced.cpp
@@ -61,4 +61,9 @@ void PersonAdvanced::free()
 {
 	delete[] name;
 	age = 0;
+}
+
+void PersonAdvanced::print()
+{
+	std::cout <<"Name: "<< name << ", age: " << age << std::endl;
 }
\ No newline at end of file
diff --git a/Sem. 08/Nvector/Source.cpp b/Sem. 08/Nvector/Source.cpp
index 332ac22..291b683 100644
--- a/Sem. 08/Nvector/Source.cpp
+++ b/Sem. 08/Nvector/Source.cpp
@@ -9,6 +9,7 @@ using namespace std;
 int main()
 {
 	Nvector v(3);
+	v[2] = 10;
 	Nvector v2 =  3 * v;
 	cout << v2;
 	
diff --git a/Sem. 12/task1/Drinks/AlcoholDrink.cpp b/Sem. 12/task1/Drinks/AlcoholDrink.cpp
index 2f61087..4171ff0 100644
--- a/Sem. 12/task1/Drinks/AlcoholDrink.cpp
+++ b/Sem. 12/task1/Drinks/AlcoholDrink.cpp
@@ -1,3 +1,4 @@
+#pragma warning(disable: 4996)
 #include "AlcoholDrink.h"
 
 AlcoholDrink::AlcoholDrink() : AlcoholDrink("Unknown", 0, 0){}
diff --git a/Sem. 12/task1/Drinks/Drink.cpp b/Sem. 12/task1/Drinks/Drink.cpp
index 6f41b55..55b3e3a 100644
--- a/Sem. 12/task1/Drinks/Drink.cpp
+++ b/Sem. 12/task1/Drinks/Drink.cpp
@@ -1,3 +1,4 @@
+#pragma warning(disable: 4996)
 #include "Drink.h"
 #include <iostream>
 
diff --git a/Sem. 12/task1/Drinks/EnergyDrink.cpp b/Sem. 12/task1/Drinks/EnergyDrink.cpp
index a8ffac5..ef61456 100644
--- a/Sem. 12/task1/Drinks/EnergyDrink.cpp
+++ b/Sem. 12/task1/Drinks/EnergyDrink.cpp
@@ -1,3 +1,4 @@
+#pragma warning(disable: 4996)
 #include "EnergyDrink.h"
 #include <iostream>
 
diff --git a/Sem. 12/task1/main.cpp b/Sem. 12/task1/main.cpp
index 296f09f..ba367d8 100644
--- a/Sem. 12/task1/main.cpp
+++ b/Sem. 12/task1/main.cpp
@@ -1,4 +1,7 @@
-#include <iostream>
+#pragma warning(disable: 4996)
+
+
+#include <iostream>
 #include "Bar/Bar.h"
 #include "Drinks/EnergyDrink.h"