11 files changed, 435 insertions, 184 deletions
diff --git a/Python/Beginner training/001 GoSkiing.py b/Python/Beginner training/001 GoSkiing.py
deleted file mode 100644
index 28f6f33..0000000
--- a/Python/Beginner training/001 GoSkiing.py
+++ /dev/null
@@ -1,12 +0,0 @@
-import sys
-import os
-
-skier_n = int(input('Type number of skiers: '))
-jacket_n_per_person = int(input('Type number of jackets per person: '))
-helmet_n_per_person = int(input('Type number of helmets per person: '))
-shoe_set_n_per_person = int(input('Type number of shoes per person: '))
-
-total_per_person = (jacket_n_per_person * 120) + (helmet_n_per_person * 75) + (shoe_set_n_per_person * 299.9)
-total_price = total_per_person * skier_n
-
-print('Total price for all skiers: ', round(total_price + total_price * 0.2, 2))
-\ No newline at end of file
diff --git a/Python/Beginner training/002 Pets.py b/Python/Beginner training/002 Pets.py
deleted file mode 100644
index bdc5a3b..0000000
--- a/Python/Beginner training/002 Pets.py
+++ /dev/null
@@ -1,18 +0,0 @@
-import sys
-import os
-import math
-
-days_absent = int(input('Type the number of days that you wil be absent: '))
-left_food_kg = float(input('Type the number of left food in kg: '))
-daily_consumption_first = float(input('Type the daily consumption of the first cat in kg: '))
-daily_consumption_second = float(input('Type the daily consumption of the second cat in kg: '))
-
-left_food_kg -= days_absent * daily_consumption_first
-left_food_kg -= days_absent * daily_consumption_second
-
-if left_food_kg >= 0:
-    print('The cats are well fed')
-    print('{} kilos of food left'.format(left_food_kg))
-else:
-    print('The cats are hungry')
-    print('{} more kilos of food are needed'.format(int(abs(left_food_kg))))
-\ No newline at end of file
diff --git a/Python/Beginner training/003 Hotel.py b/Python/Beginner training/003 Hotel.py
deleted file mode 100644
index 0e2ed2a..0000000
--- a/Python/Beginner training/003 Hotel.py
+++ /dev/null
@@ -1,31 +0,0 @@
-import sys
-import os
-import math
-
-n_nights = int(input('Type number of nights: '))
-room_type = input('Type the type of room: ')
-
-price = 0.0
-if room_type == 'apartment':
-    price = n_nights * 70
-else:
-    price = n_nights * 125
-
-#code doesn't account for writing mistakes
-if n_nights < 10:
-    if room_type == 'apartment':
-        price *= 0.7
-    else:
-        price *= 0.9
-elif n_nights > 15:
-    if room_type == 'apartment':
-        price *= 0.5
-    else:
-        price *= 0.8
-else:
-    if room_type == 'apartment':
-        price *= 0.65
-    else:
-        price *= 0.85
-
-print('Total price: {}'.format(round(price, 2)))
-\ No newline at end of file
diff --git a/Python/Beginner training/004 TakingCare.py b/Python/Beginner training/004 TakingCare.py
deleted file mode 100644
index 47143a3..0000000
--- a/Python/Beginner training/004 TakingCare.py
+++ /dev/null
@@ -1,15 +0,0 @@
-import sys
-import os
-import math
-
-food = int(input('Type bought amount of food in kg: ')) * 1000
-days_care = int(input('Type days the the animals wil be taken care of: '))
-
-for i in range(days_care):
-    daily_consumption = int(input('Food that the animal has eaten that day: '))
-    food -= daily_consumption
-
-if food >= 0:
-    print('Food is enough! Leftovers: {} grams'.format(food))
-else:
-    print('Food is not enough. You need {} grams more'.format(abs(food)))
-\ No newline at end of file
diff --git a/Python/Beginner training/011 FitnessEquipment.py b/Python/Beginner training/011 FitnessEquipment.py
deleted file mode 100644
index a8046da..0000000
--- a/Python/Beginner training/011 FitnessEquipment.py
+++ /dev/null
@@ -1,16 +0,0 @@
-import sys
-import math
-import random
-import os
-
-total_sum = 0.0
-for x in range(int(input())):
-    item_name = input()
-
-    if item_name == "treadmill": total_sum += 5899
-    elif item_name == "cross trainer": total_sum += 1699
-    elif item_name == "exercise bike": total_sum += 1789
-    elif item_name == "dumbells": total_sum += 579
-    else: print("ERROR, Invalid product name")
-
-print(round(total_sum, 2))
-\ No newline at end of file
diff --git a/Python/Beginner training/012 FitnessVisitors.py b/Python/Beginner training/012 FitnessVisitors.py
deleted file mode 100644
index 382c145..0000000
--- a/Python/Beginner training/012 FitnessVisitors.py
+++ /dev/null
@@ -1,25 +0,0 @@
-import sys
-import math
-import random
-import os
-
-names = list(input("Type names: ").split(", "))
-
-while True:
-    command = input()
-    if command == "END": break
-
-    if command == "Add visitor":
-        names.append(input())
-    elif command == "Add visitor on position":
-        name_to_insert = input()
-        names.insert(int(input()), name_to_insert)
-    elif command == "Remove visitor on position":
-        names.pop(int(input()))
-    elif command == "Remove last visitor":
-        names.pop(len(names) - 1)
-    elif command == "Remove first visitor":
-        names.pop(0)
-    else: print("ERROR, indxistant command")
-
-print(names)
diff --git a/Python/Beginner training/Classes.py b/Python/Beginner training/Classes.py
new file mode 100644
index 0000000..ea537f8
--- /dev/null
+++ b/Python/Beginner training/Classes.py
@@ -0,0 +1,238 @@
+import sys
+import math
+import random
+import os
+
+def BankAccountTask():
+    class BankAccount:
+        def __init__(self, id, balance):
+            self.id = int(id)
+            self.__balance = float(balance)
+
+        def Deposit(self, amount):
+            self.__balance += amount
+
+        def Withdraw(self, amount):
+            self.__balance -= amount
+
+        def GetBalance(self):
+            return self.__balance
+
+        def __str__(self):
+            return "Account {0}, balance {1}".format(self.id, self.GetBalance())
+
+    accounts = {}
+    while True:
+        command = input().split(' ')
+
+        if command[0].lower() == "end":
+            break
+        elif command[0] == "Add":
+            accounts[int(command[1])] = BankAccount(int(command[1]), float(command[2]))
+        elif command[0] == "Deposit":
+            accounts[int(command[1])].Deposit(float(command[2]))
+        elif command[0] == "Withdraw":
+            accounts[int(command[1])].Withdraw(float(command[2]))
+        elif command[0] == "Info":
+            print(accounts[int(command[1])])
+        elif command[0] == "Print":
+            for acc in accounts: print(accounts[acc])
+        else:
+            print("Invalid command!")
+
+
+def PizzaTask():
+    class Dough():
+        def __init__(self, type, cooking_method, weight):
+            type = type.lower(); cooking_method = cooking_method.lower()
+            self.__validate(type, cooking_method, weight)
+
+            self.__type = str(type)
+            self.__cooking_method = str(cooking_method)
+            self.__weight = int(weight)
+
+            self.__total_cals = 2.0 * self.__weight
+            if type == "white": self.__total_cals *= 1.5
+            if cooking_method == "crispy":
+                self.__total_cals *= 0.9
+            elif cooking_method == "chewy":
+                self.__total_cals *= 1.1
+
+        def __validate(self, type, cooking_method, weight):
+            type = str(type); cooking_method = str(cooking_method); weight = int(weight)
+
+            if (type != "white" and type != "wholegrain") or \
+                    (cooking_method != "crispy" and cooking_method != "chewy" and cooking_method != "homemade"):
+                raise ValueError()
+
+            if weight < 1 or weight > 200:
+                raise NameError()
+
+        def get_cals(self):
+            return self.__total_cals
+
+    class Topping():
+        def __init__(self, type, weight):
+            type = type.lower()
+            self.__validate(type, weight)
+
+            self.__type = str(type)
+            self.__weight = int(weight)
+
+            self.__total_cals = 2.0 * self.__weight
+            if type == "veggies":
+                self.__total_cals *= 0.8
+            elif type == "sauce":
+                self.__total_cals *= 0.9
+            elif type == "cheese":
+                self.__total_cals *= 1.1
+            else:
+                self.__total_cals *= 1.2  # Sauce
+
+        def __validate(self, type, weight):
+            type = str(type); weight = int(weight)
+
+            # usng different types of error to indicate what to write on screen
+            if type != "meat" and type != "veggies" and type != "cheese" and type != "sauce":
+                raise AssertionError()
+
+            if weight < 1 or weight > 50:
+                raise AttributeError()
+
+        def get_cals(self):
+            return self.__total_cals
+
+    class Pizza():
+        def __init__(self, name, num):
+            self.__validate(name, num)
+
+            self.name = str(name)
+            self.__dough = None  # not public because task doesn't want it to be
+            self.__toppings = []
+            self.__total_cals = 0.0
+
+        def __validate(self, name, num):
+            name = str(name); num = int(num)
+
+            if len(name) < 1 or len(name) > 15:
+                raise MemoryError()
+
+            if num < 0 or num > 10:
+                raise IndexError()
+
+        def add_dough(self, dough):
+            self.__dough = dough
+            self.__total_cals += dough.get_cals()
+
+        def add_topping(self, topping):
+            self.__toppings.append(topping)
+            self.__total_cals += topping.get_cals()
+
+        def __str__(self):
+            return "{0} - {1} Calories.".format(self.name, self.__total_cals)
+
+        def n_toppings(self):
+            return len(self.__toppings)
+
+        def cals(self):
+            return self.__total_cals
+
+    info = input().split(' ')
+    try:
+        in_pizza = Pizza(info[1], info[2])
+
+        info = input().split(' ')
+        in_pizza.add_dough(Dough(info[1], info[2], info[3]))
+
+        while True:
+            info = input().split(' ')
+
+            if info[0].lower() == "end":
+                break
+            else:
+                in_pizza.add_topping(Topping(info[1], info[2]))
+
+        print(in_pizza)
+
+    except ValueError:
+        print('Invalid type of dough.')
+    except NameError:
+        print('Dough weight should be in the range [1..200].')
+    except AssertionError:
+        print('Cannot place {0} on top of your pizza.'.format(info[1]))
+    except AttributeError:
+        print('{0} weight should be in the range [1..50].'.format(info[1]))
+    except MemoryError:
+        print('Pizza name should be between 1 and 15 symbols.')
+    except IndexError:
+        print('Number of toppings should be in range [0..10].')
+
+    while True:
+        command = input().split(' ')
+
+        if command[0] == "END": break
+        # elif command[0] == "Dough":
+
+
+def CarVender():
+    class Engine():
+        def __init__(self, model, power, displacement = 'n/a', efficiency = 'n/a'):
+            self.__model = model
+            self.__power = power
+            self.displacement = displacement
+            self.efficiency = efficiency
+
+        def __str__(self):
+            return "  {0}:\n    Power: {1}\n    Displacement: {2}\n    Efficiency: {3}"\
+                    .format(self.__model, self.__power, self.displacement, self.efficiency)
+
+    class Car():
+        def __init__(self, model, engine, weight = 'n/a', color = 'n/a'):
+            self.__model = model
+            self.__engine = engine
+            self.weight = weight
+            self.color = color
+
+        def __str__(self):
+            return "{0}:\n{1}\n  Weight: {2}\n  Color: {3}"\
+                    .format(self.__model, self.__engine, self.weight, self.color)
+
+    engines = {}
+    engines_n = int(input())
+    for i in range(engines_n):
+        info = input().split(' ')
+        list(filter(lambda e: e != ' ', info))
+
+        engines[info[0]] = (Engine(info[0], info[1]))
+        if len(info) == 3:
+            try:
+                engines[info[0]].displacement = int(info[2])
+            except:
+                engines[info[0]].efficiency = info[2]
+        elif len(info) == 4:
+            engines[info[0]].displacement = int(info[2])
+            engines[info[0]].efficiency = info[3]
+
+    cars = []
+    cars_n = int(input())
+    for i in range(cars_n):
+        info = input().split(' ')
+        info = [e for e in info if e != '']
+
+        cars.append(Car(info[0], engines[info[1]]))
+        if len(info) == 3:
+            try:
+                cars[i].weight = int(info[2])
+            except:
+                cars[i].color = info[2]
+        elif len(info) == 4:
+            cars[i].weight = info[2]
+            cars[i].color = info[3]
+
+    for curr_car in cars:
+        print(curr_car)
+
+
+#BankAccountTask()
+#PizzaTask()
+CarVender()
diff --git a/Python/Beginner training/Exam 1.py b/Python/Beginner training/Exam 1.py
new file mode 100644
index 0000000..6e04541
--- /dev/null
+++ b/Python/Beginner training/Exam 1.py
@@ -0,0 +1,78 @@
+import sys
+import math
+import random
+import os
+
+def GoSkiing():
+    skier_n = int(input('Type number of skiers: '))
+    jacket_n_per_person = int(input('Type number of jackets per person: '))
+    helmet_n_per_person = int(input('Type number of helmets per person: '))
+    shoe_set_n_per_person = int(input('Type number of shoes per person: '))
+
+    total_per_person = (jacket_n_per_person * 120) + (helmet_n_per_person * 75) + (shoe_set_n_per_person * 299.9)
+    total_price = total_per_person * skier_n
+
+    print('Total price for all skiers: ', round(total_price + total_price * 0.2, 2))
+
+def Pets():
+    days_absent = int(input('Type the number of days that you wil be absent: '))
+    left_food_kg = float(input('Type the number of left food in kg: '))
+    daily_consumption_first = float(input('Type the daily consumption of the first cat in kg: '))
+    daily_consumption_second = float(input('Type the daily consumption of the second cat in kg: '))
+
+    left_food_kg -= days_absent * daily_consumption_first
+    left_food_kg -= days_absent * daily_consumption_second
+
+    if left_food_kg >= 0:
+        print('The cats are well fed')
+        print('{} kilos of food left'.format(left_food_kg))
+    else:
+        print('The cats are hungry')
+        print('{} more kilos of food are needed'.format(int(abs(left_food_kg))))
+
+def Hotel():
+    n_nights = int(input('Type number of nights: '))
+    room_type = input('Type the type of room: ')
+
+    price = 0.0
+    if room_type == 'apartment':
+        price = n_nights * 70
+    else:
+        price = n_nights * 125
+
+    # code doesn't account for writing mistakes
+    if n_nights < 10:
+        if room_type == 'apartment':
+            price *= 0.7
+        else:
+            price *= 0.9
+    elif n_nights > 15:
+        if room_type == 'apartment':
+            price *= 0.5
+        else:
+            price *= 0.8
+    else:
+        if room_type == 'apartment':
+            price *= 0.65
+        else:
+            price *= 0.85
+
+    print('Total price: {}'.format(round(price, 2)))
+
+def TakingCare():
+    food = int(input('Type bought amount of food in kg: ')) * 1000
+    days_care = int(input('Type days the the animals wil be taken care of: '))
+
+    for i in range(days_care):
+        daily_consumption = int(input('Food that the animal has eaten that day: '))
+        food -= daily_consumption
+
+    if food >= 0:
+        print('Food is enough! Leftovers: {} grams'.format(food))
+    else:
+        print('Food is not enough. You need {} grams more'.format(abs(food)))
+
+GoSkiing()
+Pets()
+Hotel()
+TakingCare()
+\ No newline at end of file
diff --git a/Python/Beginner training/Exam 2.py b/Python/Beginner training/Exam 2.py
new file mode 100644
index 0000000..c3d20bd
--- /dev/null
+++ b/Python/Beginner training/Exam 2.py
@@ -0,0 +1,48 @@
+import sys
+import math
+import random
+import os
+
+def FitnessEquipment():
+    total_sum = 0.0
+    for x in range(int(input())):
+        item_name = input()
+
+        if item_name == "treadmill":
+            total_sum += 5899
+        elif item_name == "cross trainer":
+            total_sum += 1699
+        elif item_name == "exercise bike":
+            total_sum += 1789
+        elif item_name == "dumbells":
+            total_sum += 579
+        else:
+            print("ERROR, Invalid product name")
+
+    print(round(total_sum, 2))
+
+def FitnessVisitors():
+    names = list(input("Type names: ").split(", "))
+
+    while True:
+        command = input()
+        if command == "END": break
+
+        if command == "Add visitor":
+            names.append(input())
+        elif command == "Add visitor on position":
+            name_to_insert = input()
+            names.insert(int(input()), name_to_insert)
+        elif command == "Remove visitor on position":
+            names.pop(int(input()))
+        elif command == "Remove last visitor":
+            names.pop(len(names) - 1)
+        elif command == "Remove first visitor":
+            names.pop(0)
+        else:
+            print("ERROR, indxistant command")
+
+    print(names)
+
+FitnessEquipment()
+FitnessVisitors()
+\ No newline at end of file
diff --git a/Python/Beginner training/Random.py b/Python/Beginner training/Random.py
deleted file mode 100644
index d913a72..0000000
--- a/Python/Beginner training/Random.py
+++ /dev/null
@@ -1,67 +0,0 @@
-import sys
-import os
-import random
-import math
-
-
-
-''' Divide
-cycle_n = int(input("Type number of numbers that will be typed: "))
-p1 = 0; p2 = 0; p3 = 0
-
-for x in range(cycle_n):
-    num  = int(input())
-
-    if num % 2 == 0: p1 += 1
-    if num % 3 == 0: p2 += 1
-    if num % 4 == 0: p3 += 1
-
-print(round(p1 * 100 / cycle_n, 2), "%")
-print(round(p2 * 100 / cycle_n, 2), "%")
-print(round(p3 * 100 / cycle_n, 2), "%")
-
-'''
-
-''' Histogram
-cycle_n = int(input("Type number of numbers that will be typed: "))
-p1 = 0; p2 = 0; p3 = 0; p4 = 0; p5 = 0
-
-for x in range(cycle_n):
-    num = int(input())
-
-    if num < 200: p1 += 1
-    elif num < 400: p2 += 1
-    elif num < 600: p3 += 1
-    elif num < 800: p4 += 1
-    else: p5 += 1
-
-print(round(p1 * 100 / cycle_n, 2), "%")
-print(round(p2 * 100 / cycle_n, 2), "%")
-print(round(p3 * 100 / cycle_n, 2), "%")
-print(round(p4 * 100 / cycle_n, 2), "%")
-print(round(p5 * 100 / cycle_n, 2), "%")
-'''
-
-''' Number matrix
-size = int(input("Type size of matrix: "))
-
-for x in range(size):
-    for y in range(size):
-        num = y + x + 1
-
-        if num <= size or x == 0:
-            print(end="{} ".format(num)) #doing it like this for practice
-        else:
-            print(end="{} ".format(2 * size - num)) #doing it like this for practice
-    else: print()
-'''
-
-''' Factoriel code:
-factoriel_n = int(input("Type times of factoriel: "))
-
-final_int = 1
-for x in range(1, factoriel_n + 1):
-    final_int *= x
-
-print(final_int)
-'''
-\ No newline at end of file
diff --git a/Python/Beginner training/Tasks.py b/Python/Beginner training/Tasks.py
new file mode 100644
index 0000000..873bde6
--- /dev/null
+++ b/Python/Beginner training/Tasks.py
@@ -0,0 +1,71 @@
+import sys
+import os
+import random
+import math
+
+def Divide():
+    cycle_n = int(input("Type number of numbers that will be typed: "))
+    p1 = 0; p2 = 0; p3 = 0
+
+    for x in range(cycle_n):
+        num = int(input())
+
+        if num % 2 == 0: p1 += 1
+        if num % 3 == 0: p2 += 1
+        if num % 4 == 0: p3 += 1
+
+    print(round(p1 * 100 / cycle_n, 2), "%")
+    print(round(p2 * 100 / cycle_n, 2), "%")
+    print(round(p3 * 100 / cycle_n, 2), "%")
+
+def Histogram():
+    cycle_n = int(input("Type number of numbers that will be typed: "))
+    p1 = 0; p2 = 0; p3 = 0; p4 = 0; p5 = 0
+
+    for x in range(cycle_n):
+        num = int(input())
+
+        if num < 200:
+            p1 += 1
+        elif num < 400:
+            p2 += 1
+        elif num < 600:
+            p3 += 1
+        elif num < 800:
+            p4 += 1
+        else:
+            p5 += 1
+
+    print(round(p1 * 100 / cycle_n, 2), "%")
+    print(round(p2 * 100 / cycle_n, 2), "%")
+    print(round(p3 * 100 / cycle_n, 2), "%")
+    print(round(p4 * 100 / cycle_n, 2), "%")
+    print(round(p5 * 100 / cycle_n, 2), "%")
+
+def NumberMatrix():
+    size = int(input("Type size of matrix: "))
+
+    for x in range(size):
+        for y in range(size):
+            num = y + x + 1
+
+            if num <= size or x == 0:
+                print(end="{} ".format(num))  # doing it like this for practice
+            else:
+                print(end="{} ".format(2 * size - num))  # doing it like this for practice
+        else:
+            print()
+
+def Factoriel():
+    factoriel_n = int(input("Type times of factoriel: "))
+
+    final_int = 1
+    for x in range(1, factoriel_n + 1):
+        final_int *= x
+
+    print(final_int)
+
+Divide()
+Histogram()
+NumberMatrix()
+Factoriel()
+\ No newline at end of file