Write PUSH (Books) and POP (Books) methods in python to add Books and remove Books considering them to act as Push and Pop operations of Stack.
def push(Books):
Stack.append(Books)
print 'Element:', Book, 'inserted successfully'
def pop():
if Stack == []:
print('Stack is empty!')
else:
print('Deleted element is',Stack.pop())
Evaluate the following postfix notation of expression. Show status of the stack after every operation.
84, 62, –, 14, 3, *, +
Write a method in python to find and display the prime numbers between 2 to N. Pass N as an argument to the method.
Consider the following definition of class Staff, write a method in python to search and display the content in a pickled file staff.dat, where Staff code is matching with ‘S0105’.
class Staff:
def __init__(self,S,SNM):
self.Staffcode=S
self.Name=SNM
def Show(self):
print(self.Staffcode,' ',
self.Name)
