Add files via upload

Author: yadavrahulrao

hotel.py

@@ -0,0 +1,45 @@
+class restaurant :
+  def __init__(self):
+    self.menu = []
+    self.table = []
+    self.order = []
+  def add_item_to_menu(self, item):
+    self.menu.append(item)
+
+  def book_table(self,table_no ,customer_name ) :
+    self.table.append((table_no,customer_name))
+
+  def customer_order(self,items , customer_name):
+    self.order.append((items,customer_name))
+
+  def print_menu(self):
+    print("Menu:")
+    for item in self.menu :
+      print(item)
+  
+  def reserve_table(self):
+    print("Reserved Table:")
+    for table_no , customer_name in self.table:
+      print("Table No.",table_no,"Name",customer_name)  
+  
+  def take_order(self):
+    print("Order:")
+    for customer_name,items in self.order:
+      print("Name:",customer_name,"Order Items:",items)
+  
+hotel = restaurant()
+
+hotel.add_item_to_menu("pizza")
+hotel.add_item_to_menu("burger")
+hotel.add_item_to_menu("franclie")
+hotel.add_item_to_menu("yogurt")
+
+hotel.book_table(1,"Rahul")
+hotel.book_table(2,"Ritika")
+
+hotel.customer_order("Rohit","pizza")
+hotel.customer_order("Varun","burger")
+
+hotel.print_menu()
+hotel.reserve_table()
+hotel.take_order()

inttoroman.py

@@ -0,0 +1,15 @@
+class integer_to_roman :
+  def __init__(self):
+    self.integers = [(1000,"M"),(900,"CM"),(500,"D"),(400,"CD"),(100,"C"),(90,"XC"),(50,"L"),(40,"XL"),(10,"X"),(9,"IX"),(5,"V"),(4,"IV"),(1,"I")]
+
+  def calculate(self, num):
+    roman =""
+    for x , y in self.integers:
+      while num >= x:
+        roman += y
+        num -= x
+    return roman 
+  
+convert = integer_to_roman()
+number = 34
+print(convert.calculate(number))

romantoint.py

@@ -0,0 +1,18 @@
+class roman_to_integer:
+  def __init__(self):
+    self.integer = {"I":1 ,"V":5 , "X":10 , "L": 50 , "C":100 , "D": 500 , "M":1000}
+
+  def calculate(self, roman):
+    result = 0
+    pre = 0
+    for c in reversed(roman):
+      now = self.integer[c]
+      if now< pre :
+        result -= now
+      else :
+        result += now
+      pre = now
+    return result
+convert = roman_to_integer()
+roman = "XXIV"
+print(convert.calculate(roman))