diff --git a/05-ScopesAndNestedLoops/tasks.cpp b/05-ScopesAndNestedLoops/tasks.cpp
new file mode 100644
index 0000000..c422aa8
--- /dev/null
+++ b/05-ScopesAndNestedLoops/tasks.cpp
@@ -0,0 +1,346 @@
+#include <iostream>
+
+int sum(unsigned int n);
+int  sumOfAllPrimeNumbers(int a, int b);
+bool isPrime(int number);
+void printNumbers();
+bool isDigitsSame(int number);
+int exponentialPower(int i);
+int sumTask3(int n);
+void printAllLinearIndependantVectors(unsigned int m, unsigned int n);
+void printAllNDigitPowers(unsigned int n);
+void findFirstNAutomorphNumbers(unsigned n);
+void encryptNumber(const int number);
+int mirrorNumber(int number);
+unsigned decryptNumber(unsigned long long n);
+unsigned baumSweetNumber(int n);
+void printAllDeadlyNumbersToN(int n);
+unsigned long long pow(int number, int power);
+int numberDigitLengt(int num);
+unsigned bitLen(unsigned n);
+
+using std::cin;
+using std::cout;
+using std::endl;
+
+int main(){
+    #pragma region task1
+    // unsigned int n;
+    // cin >> n;
+
+    // cout << sum(n) << endl;
+    #pragma endregion task1
+    #pragma region task2
+    //task 2
+    // int a, b;
+    // cin >> a >> b;
+
+    // cout << sumOfAllPrimeNumbers(a,b) << endl;
+#pragma endregion task2
+    #pragma region task3
+    //task 3
+    //printNumbers();
+    #pragma endregion task3
+    #pragma region task4
+    //task 4
+    // int n = 2;
+
+    // cout << sumTask3(n) << endl;
+    #pragma endregion task4
+    #pragma region task6
+    //task 6
+    // int m  = 1, n = 2;
+    // printAllLinearIndependantVectors(m,n);
+#pragma endregion task6
+    #pragma region task7
+
+    //task 7
+    // int n = 7;
+    // printAllNDigitPowers(n);
+    #pragma endregion task7
+    #pragma region task8
+
+    // unsigned n;
+    // cin >> n;
+
+    // findFirstNAutomorphNumbers(n);
+
+    #pragma endregion task8
+    #pragma region task9
+
+    // unsigned n;
+
+    // cin >> n;
+
+    // encryptNumber(n);
+
+    #pragma endregion task9
+    #pragma region task10
+
+    //  unsigned long long n;
+
+    //  cin >> n;
+
+     //cout << mirrorNumber(decryptNumber(n)) << endl;
+
+    #pragma endregion task10
+    #pragma region task11
+
+    
+    // int n;
+
+    //  cin >> n;
+
+    //  cout << baumSweetNumber(n) << endl;
+
+    #pragma endregion task11
+    #pragma region task12
+
+    // int n;
+
+    // cin >> n;
+
+    // printAllDeadlyNumbersToN(n);
+
+    #pragma endregion task12
+}   
+
+void printAllDeadlyNumbersToN(int n) {
+    unsigned onesCount = 0;
+    if(n > 0) {
+        for(int i = 1; i <= n; i++){
+            for(int j = 0; j < 32; j++) {
+                if(i & (1 << j)) {
+                    onesCount++;
+                }
+            }
+            if(isPrime(onesCount)) {
+                cout << i << endl;
+            }
+                onesCount = 0;
+        }
+    }
+}
+
+unsigned bitLen(unsigned n) {
+    int count = 0;
+    
+    while(n) {
+        count++;
+        n /= 2;
+    }
+}
+
+unsigned baumSweetNumber(int n) {
+    unsigned zerosCount = 0;
+    unsigned bitLength = bitLen(n);
+    for(int i = 0; i < 32; i++) {
+        if(!(n & (1 << i))) {
+            zerosCount++;
+        } else {
+            if(zerosCount % 2) {
+                return 0;
+            }
+            zerosCount = 0;
+        }
+    }
+
+    return 1;
+}
+
+unsigned decryptNumber(unsigned long long n) {
+    unsigned long long nTemp = n;
+    unsigned count = 0;
+    unsigned result = 0;
+
+    while(nTemp) {
+        if(nTemp % 10) {
+            count++;
+            nTemp /= 10;
+
+        } else {
+            result = result * 10 + count;
+            count = 0;
+            nTemp /= 10;
+            
+        }
+            
+    }
+    result = result * 10 + count;   
+
+    return result;
+}
+
+int mirrorNumber(const int number) {
+    int newNumber = 0;
+    int tempNumber = number;
+    while(tempNumber) {
+        newNumber += tempNumber % 10;
+        
+        if(tempNumber/10){
+            newNumber *= 10;
+        }
+
+        tempNumber /= 10;
+    }
+    return newNumber;
+}
+
+void encryptNumber(const int number) {
+    int tempNumber;
+
+    for( tempNumber = mirrorNumber(number) ; tempNumber; tempNumber /= 10) {
+        for(int i = tempNumber % 10; i > 0; i--) {
+            cout << 1;
+        }
+        cout << ((tempNumber / 10) ? "0" : "");;
+    }
+}
+
+void findFirstNAutomorphNumbers(unsigned n) {
+    unsigned long long temp = 0;
+    for(unsigned i = 5, count = 0; count <= n ; i++) {
+        temp = i*i;
+        cout << temp << endl;
+        if(temp % pow(10, numberDigitLengt(i)) == i) {
+            count++;
+            //cout << i << endl;
+        }
+    }
+}
+
+int numberDigitLengt(int num) {
+    int tempNum = num;
+    int count = 0;
+
+    while(tempNum) {
+        tempNum /= 10;
+        count++;
+    }
+
+    return count;
+}
+
+unsigned long long pow(int number, int power) {
+    unsigned long long result = 1;
+
+    if(number < 0 || power < 0) {
+        return 0;
+    }
+
+    for(int i = 0; i < power; i++) {
+        result *= number;
+    }
+
+    return result;
+}
+
+void printAllLinearIndependantVectors(unsigned int m, unsigned int n){
+    for(int i = m; i <= n; i++) {
+        for(int j = m; j <= n; j++) {
+             
+            for(int h = m; h <= n; h++) {
+                for(int r = m; r <= n; r++) { 
+                    if((i/h) != (j/r)){
+                        if((i / h) != 0 && (j/r) != 0) {
+                            cout << "(" << h << "," << r << ") " ;
+                            cout << "(" << i << "," << j << ")" << endl;
+                        }
+                    }
+                }
+            }
+
+        }
+    }
+
+}
+
+void printAllNDigitPowers(unsigned int n) {
+    unsigned int lastNumber = 1;
+    unsigned int square = 0;
+
+    for (unsigned int i = 0; i < n; i++)
+    {
+        lastNumber *= 10;
+    }
+
+
+    for (unsigned int j = 2; j <= lastNumber; j++) {
+        square = j*j;
+
+        if(!(j & 1)) {
+            if(square <= lastNumber) {
+                cout << square << endl;
+            }
+        }
+    }
+    
+    
+}
+int sum (unsigned int n){
+    unsigned int sum = 0;
+    for (unsigned int i = 1; i <= n; i++)
+    {
+        sum += i;
+    }
+
+ return sum;   
+}
+
+int  sumOfAllPrimeNumbers(int a, int b) {
+    int sum = 0;
+
+    for(int i = a; i <= b; i++) {
+        if(isPrime(i)) {
+            sum += i;
+        }
+    }
+   
+    return sum;
+}
+
+bool isPrime(int number) {
+    for(int i = 2; i <= number/2 ; i++) {
+        if(number % i == 0) {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+void printNumbers () {
+    for(int i = 99; i <= 999; i++)
+    if(!isDigitsSame(i)) {
+        cout << i << endl;
+    }
+}
+
+bool isDigitsSame(int number){
+    int a = number % 10;
+    int b = (number/100) % 10;
+    int c = (number / 100) % 10;
+    if(a == b && a == c && c == b){
+        return true;
+    }
+
+    return false;
+}
+
+int sumTask3(int n) { 
+    int result = 0;
+    for(int i = 1; i <= n; i++) {
+        result += exponentialPower(i);
+    }
+
+    return result;
+}
+
+int exponentialPower(int i){
+    int result = 1;
+    for(int j = 0 ; j < i; j++) {
+        result *= i;
+    }
+
+    return result;
+}
\ No newline at end of file
diff --git a/05-ScopesAndNestedLoops/tasks.exe b/05-ScopesAndNestedLoops/tasks.exe
new file mode 100644
index 0000000..3569228
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diff --git a/05-ScopesAndNestedLoops/test.cpp b/05-ScopesAndNestedLoops/test.cpp
new file mode 100644
index 0000000..755d94b
--- /dev/null
+++ b/05-ScopesAndNestedLoops/test.cpp
@@ -0,0 +1,26 @@
+#include <iostream>
+
+using std::cin;
+using std::cout;
+using std::endl;
+
+int main() {
+	int m, n;
+
+	cin >> m >> n;
+
+	for (int i = m; i <= n; i++)
+	{
+		for (int j = m; j <= n; j++)
+		{
+			for (int h = m; h <= n; h++)
+			{
+				if (i < j + h && j < i + h && h < i + h) {
+					cout << "(" << i << "," << j << "," << h << ")" << endl;
+				}
+			}
+			
+		}
+	}
+
+}
diff --git a/05-ScopesAndNestedLoops/test.exe b/05-ScopesAndNestedLoops/test.exe
new file mode 100644
index 0000000..8c2c7a5
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diff --git a/06-Functions/tasks.cpp b/06-Functions/tasks.cpp
new file mode 100644
index 0000000..6c98076
--- /dev/null
+++ b/06-Functions/tasks.cpp
@@ -0,0 +1,177 @@
+#include <iostream>
+
+using std::cin;
+using std::cout;
+using std::endl;
+
+int max(int a, int b);
+int absolute(int number);
+int pow(int num, int power);
+int leastCommonDivisor(int a, int b);
+int nThFibonacci(int n);
+int isPrime(int n);
+int aDivB(int a, int b);
+double circleArea(double radius);
+int input(unsigned n);
+void print(int n);
+
+int main (){
+    #pragma region task1
+    // int a, b;
+    // cin >> a >> b;
+
+    // cout << max(a,b) << endl;
+    #pragma endregion task1
+
+    #pragma region task2
+    // int n;
+    // cin >> n;
+    // cout << absolute(n);
+    #pragma endregion task2
+
+    #pragma region task3
+    // int a,b;
+    // cin >> a >> b;
+    // cout << pow(a,b) << endl;
+    #pragma endregion task3
+
+    #pragma region task4
+    // int a,b;
+    // cin >> a >> b;
+    // cout << leastCommonDivisor(a,b) << endl;
+    #pragma endregion task4
+
+    #pragma region task5
+    int n;
+    cin >> n;
+    cout << nThFibonacci(n) << endl;
+    #pragma endregion task5
+
+    #pragma region task6
+    // int a;
+    // cin >> a;
+    // cout << isPrime(a) << endl;
+    #pragma endregion task6
+
+    #pragma region task7
+    // int x,y;
+    // cin >> x >> y;
+    // cout << aDivB(x,y) << endl;
+    #pragma endregion task7
+
+    #pragma region task8
+    // double r;
+    // cin >> r;
+    // cout << circleArea(r) << endl;
+    #pragma endregion task8
+
+    #pragma region task9
+    // unsigned n;
+    // cin >> n;
+    // print(input(n));
+    #pragma endregion task9
+
+
+}
+
+int max(int a, int b) {
+    if(a > b){
+        return a;
+    } else {
+        return b;
+    }
+}
+
+int absolute(int a) { 
+    if(a < 0) { 
+        return -a;
+    } else {
+        return a;
+    }
+}
+
+int pow(int num, int power) {
+    int temp = 1;
+    for(int i = 0; i < power; i++) {
+        temp *= num;
+    }
+    
+    return temp;
+}
+
+int leastCommonDivisor(int a, int b) {
+    int maxNum = max(a,b);
+    for(int i = 2; i <= maxNum; i++) {
+        if((a % i == 0) && (b % i == 0)) {
+            return i;
+        }
+    }
+
+    return a*b;
+}
+
+int nThFibonacci(int n) {
+    int prev = 1;
+    int curr = 1;
+    int next = 2;
+
+    if(n <= 0 || n == 1) {
+        return 1;
+    }
+
+    for(int i = 3; i <= n; i++) {
+        
+        prev = curr;
+        curr = next;
+        next = prev + curr;
+        
+        if(i == n) {
+            return curr;
+        }
+    }
+}
+int isPrime(int n) {
+    for(int i = 2; i < n/2; i++) {
+        if(n % i == 0) {
+            return 0;
+        }
+    }
+
+    return 1;
+}
+int aDivB(int a, int b) {
+    int tempA = a;
+    unsigned count = 0;
+    while(tempA) {
+        if(tempA % b == 0) {
+            count++;
+        } else {
+            break;
+        }
+            tempA /= b;
+    }
+
+    return count;
+}
+double circleArea(double r) {
+    if(r >= 0) {
+        return 3.14159*r*r;
+    }
+}
+int input(unsigned n) {
+    int max, temp;
+
+    cin >> max;
+    cin >> temp;
+    for(int i = 2; i < n; i++) {
+        if(max < temp) {
+            max = temp;
+        }
+        cin >> temp;
+    }
+
+    return max;
+}
+void print(int n) {
+    cout << n << endl;
+}
\ No newline at end of file
diff --git a/06-Functions/tasks.exe b/06-Functions/tasks.exe
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