practice.py

x=3
y=5
#print(x*y)
#print(x**y)
#print(x/y)
#print(x//y)
#print(x%y)
#r=2
#i=5
#print(pi*r*r)
#l=5
#b=8
#print(l*b)
#radius=5
#pie=2
#areaOfCircle=pie*radius*radius
#print(areaOfCircle)
#lenght=4
#breadth=8
#areaOfRectangle=lenght*breadth
#print(areaOfRectangle)
#lenght=int(input('lenght is '))
#breadth=int(input('breadth is '))
#areaOfRectangle=lenght*breadth
#print(areaOfRectangle)


# x=int(input('value is '))
# if x%2==0:
#     print('even')
# else:
#     print('odd')

#grade calculator 
# take value from user as a marks between (0-100)
#>= 90--> grade A
#>= 75--> grade B and < 90--> grade B
#>= 60--> grade C and < 75--> grade C
#<  60--> fail

# x=int(input('Enter the marks '))
# if x>=90:
#     print('Grade A')
# elif (x>=75) and (x<90):
#     print('Grade B')
# elif (x>=60) and (x<75):
#     print('Grade C')
# else:
#     print('Fail')

#Electricity Bill Calculator
#Units consumed:
#First 100 units 5/unit
#Next 100 units  7/unit
#Above 200 units 10/unit
#Take units as input and print the total bill.

# x=int(input('Unit Consumed '))
# if x<=100:
#     print(x*5)
# elif (x<=200) and (x>100):
#     print(100*5+x*7)
# else:
#     print(100*5+100*7+(x-200)*10)

# Simple Calculator
# Take:
# two numbers
# an operator (+,-,*,/)
# Perform the operation.
# Edge case: Handle division by zero using if

# x=int(input('value is '))
# y=int(input('value is '))
# opp=input('opperator is: ')

# if opp=='+':
#     print(x+y)
# elif opp=="-":
#     print(x-y)
# elif opp=='/':
#     print(x/y)
# elif opp=='*':
#     print(x*y)
# elif x=='0':
#     print


# Atm Withdrawl Problem
# Take:
# account balance
# withdrawal amount
# Conditions:
# Amount must be multiple of 100
# Amount ≤ balance
# Minimum balance after withdrawal should be ₹500
# Print Success or Failure message.

#take withdrawl amount from user amount must be multple of 100


# x=10000
# withdrawl=int(input('withdrawl amount '))

# if (withdrawl%100==0) and (withdrawl<=x-500):
#     print('withdrawl succesful')
# else:
#     print('withdrawl failed')

# Final challenge
# Take product price
# If price > 5000 → 20% discount
# If price > 3000 → 10% discount
# Else → No discount
# Print final price using round()

# productprice=float(input('Product amount is '))
# discount20=(20/100)*productprice
# discount10=(10/100)*productprice

# if productprice>5000:
#     print('you need to pay', round(productprice-discount20, 2))
# elif productprice>3000 and productprice<5000:
#     print('you need to pay', round(productprice-discount10))
# else:
#     print('no discount applied')


#  Age Eligibility and Type Conversion

# Ask the user to enter their birth year as a string. Convert it to an integer and calculate their age (assume the current year is 2026).
# Using comparison and logical operators, check if the person is both:

# * 18 years or older
# * Age less than or equal to 60
#   Print the age and whether the person is in the “working age group”.

# yearOfBirth=int(input('enter your birth year '))
# currentyear=2026
# age=currentyear-yearOfBirth

# print(age)
# if (age>=18) and (age<=60):
#     print('you are in the working age group')
# else:
#     print('you are NOT working in age group')

# Mobile Data Usage Bill

# Ask the user to input total data used in GB (float).
# Convert if required. Calculate the base bill at 50 per GB. 
# If usage is greater than 10 GB and less than or equal to 25 GB, give 8% discount; if greater than 25 GB, give 12% discount. 
# Also add 18% tax if final amount is greater than 1000 using logical operators. Print usage and final bill.

# dataUsage=float(input('enter your data usage: '))
# baseBill=dataUsage*50
# if (dataUsage>10) and (dataUsage>=25):
#     discount=baseBill*0.08
# elif dataUsage>25:
#     discount=baseBill*0.12

# finalbill=baseBill-discount
# if finalbill>=1000:
#     tax=finalbill*0.18

# print('total data usage ',dataUsage)
# print('final bill pay ',finalbill)

# def discountCalculator(total):
#     if (amount>=1000) and (quantity>5):
#         discount=(total-(total*0.10))
#         print(discount)
#     else:
#         print(total)
# amount=int(input('enter the amount: '))
# quantity=int(input('enter the quantity '))
# total=amount*quantity

# discountCalculator(total)

#1.
# x=1
# while x<=10:
#     print(x)
#     x=x+1

#2.
# x=2
# while x<=10:
#     print(x)
#     x=x+2

#3.
# x=123
# cnt=0
# while x>0:
#     x=x//10
#     print(x)
#     cnt=cnt+1

# print(cnt)

# x=123456
# cnt=0
# while x>0:
#     x=x//10
#     cnt=cnt+1

# print(cnt)

#4.
# x=345678
# sum=0

# while x>0:
#     rem=x%10
#     sum=sum+rem
#     x=x//10
# print(sum)

# x=12345
# sum=0
# while x>0:
#     rem=x%10
#     sum=sum+rem
#     x=x//10
# print(sum)

#5.
# x=34567
# mul=0
# while x>0:
#     rem=x%10
#     mul=mul*10+rem
#     print(mul)
#     x=x//10
# print(mul)

# x=98765
# mul=0
# while x>0:
#     rem=x%10
#     mul=mul*10+rem
#     print(mul)
#     x=x//10

# print(mul)

#6.
# x=25
# mul=1
# while mul<=10:
#     print(mul*x)
#     mul=mul+1

#8.
# pos=0
# neg=0

# #num=int(input('enter the num (enter 0 to stop): '))
# while num!=0:
#     if num>0:
#         pos=pos+1
#     else:
#         neg=neg+1
#     num=int(input('enter the num (enter 0 to stop): '))

# print('positive num are: ',pos)
# print('negative num are: ',neg)

# Print numbers until user enters 0

# num=int(input('enter the num (stop to enter 0): '))
# while num!=0:
#     print(num)
#     num=int(input('enter the num (stop to enter 0): '))


#8. 
# Count positive and negative numbers    
# positive=0
# negative=0
# num=int(input('enter the num (stop to enter 0): '))

# while num!=0:
#     if num>0:
#         positive=positive+1
#     else:
#         negative=negative+1
#     num=int(input('enter the num (stop to enter 0): '))
# print('positive num are:',positive)
# print('negative num are:',negative)

#10.
#find factorial of a number

# num=int(input('enter the num: '))
# factor=1
# x=1
# while x<=num:
#     factor=factor*x
#     print(factor)
#     x=x+1
    
# print(factor)

#11.


# num=121
# sum=0
# x=num
# while num>0:
#     rem=num%10
#     sum=sum*10+rem
#     num=num//10
# print(sum)

# if x==sum:
#     print('this is palindrome num')
# else:
#     print('this is not palindrone')

#11.
#Check if a number is prime

# num=int(input('enter the num: '))
# x=2
# flag=True
# while x>num:
#     if num%x==0:
#         flag=False
#         break
#     x=x+1

# print(flag)
# if flag==False:
#     print('no prime no.')
# else:
#     print('prime no.')


#12.
# num=int(input('enter the num: '))
# odd=0
# even=0
# while num>0:
#     rem=num%10
#     if rem%2==0:
#         even=even+rem
#     else:
#         odd=odd+rem
#     num=num//10
# print('odd num are:',odd)
# print('even num are:',even)

#13.
#find the largest digit in a num

# num=int(input('enter the num: '))

# num=1123
# maxi=max
# while num>0:
#     rem=num%10
#     maxi=max(maxi,rem)
#     num=num//10

# print(maxi)

# Count numbers divisible by 3 until -1

# num=int(input("Enter a number (-1 to stop): "))
# cnt=0

# while num>0:
#     num = int(input("Enter a number (-1 to stop): "))
#     if num%3==0:
#         cnt=cnt+1
#     if num==-1:
#         break
    
# print("Count of numbers divisible by 3:", cnt)



#num=120
# x=1

# while x<=num:
#     if num%x==0:
#         print(x)
#     x=x+1

# x=int(input('enter the num 1: '))
# y=int(input('enter the num 2: '))
# cnt=1
# gcd=1
# while cnt<=x and cnt<=y:
#     rem1=x%cnt
#     rem2=y%cnt
#     if rem1==0 and rem2==0:
#         gcd=cnt
#     cnt=cnt+1
# print(gcd*x*y)


# num1=13
# num2=15

# i=2
# lcm=1

# while i<=(num1*num2):
#     if i%num1==0 and i%num2==0:
#         lcm=i
#         break
#     i =i+1

# print(lcm)



# n=12345697
# maxNum=0
# while n>0:
#     lastDigit=n%10
#     if maxNum<lastDigit:
#         maxNum=lastDigit
#     n=n//10

# print(maxNum)

# vowel='aeiou'
# 

# name='iuytdrtuyiuo'
# #print(len(name))

# length=len(name)
# vowel='aeiou'


# i=0
# cnt=0
# while i < length:
#     if name[i] in vowel:
#         cnt=cnt+1
#     i=i+1

# print(cnt)

# vowel='aeiou'
# name='vipin'
# lenth=len(name)
# x=0
# cnt=0

# while x<lenth:
#     if (name[x]!='a') or (name[x]!='e') or (name[x]!='e') or (name[x]!='i') or (name[x]!='o') or (name[x]!='u'):
#         cnt=cnt+1
#     x=x+1

# print(cnt)

# vowel='aeiou'
# name='vipin'
# lenth=len(name)
# x=0
# cnt=0

# while x<lenth:
#     if name[x] not in vowel:
#         cnt=cnt+1
#     x=x+1

# print(cnt)

# x='    ssEJDFpfrklwed    '

# print(x.upper())
# print(x.lower())
# print(x.strip())
# print(x.replace('ss','rr'))
# print(x.split())
# print(x.find('J'))
# print(x.startswith('t'))
# print(x.endswith('h'))

# vowel='aeiou'
# name='vipin'
# lenth=len(name)
# # x=0
# cnt=0

# for vowel in name:
#     if name[x] in vowel:
#         cnt=cnt+1
#     # x=x+1

# print(cnt)

# name='vipin'
# x=""

# for ch in name:
#     x=ch+x

# # print(x)
# if x==name:
#     print('palindrome')

# else:
#     print('not palindrome')

# name='vipin'
# upper=0
# lower=0

# for ch in name:
#     if (ch>='A') and (ch<='Z'):
#         upper=upper+1
#     elif (ch>='a') and (ch<='z'):
#         lower=lower+1

# print('upper case are:',upper)
# print('lower case are:',lower)

#. Find frequency of each character.

# name='vipin'

# for ch in name:
#     print(ch,'=',name.count(ch))






# name='my name is vipin'
# replace=""
# for ch in name:
#     if ch==" ":
#         replace=replace+"_"
#     else:
#         0







# print(replace)

# name='vipi2345n'
# digits=0
# alphabet=0

# for ch in name:
#     if (ch>='1') and (ch<='9'):
#         digits=digits+1
#     elif (ch>='a') and (ch<='z'):
#         alphabet=alphabet+1
#     elif (ch>='A') and (ch<='Z'):
#         alphabet=alphabet+1

# print('digits are:',digits)
# print('alphabets are:',alphabet)

# name='vipin'
# x=''
# for ch  in name:
#     if ch not in 'aeoiu':
#         x=x+ch

# print(x)

#GUESSING GAME 


# import random
# x=random.randrange(1,10)
# guess=int(input('enter the value: '))
# while x!=guess:
#     if x>guess:
#         print('input a big value')
#         guess=int(input('enter the value: '))
#     elif x<guess:
#         print('input a small value')
#         guess=int(input('enter the value: '))
#     else:
#         break
# print('you guess it right')

# x='vipin'

# for ch in x:
#     print(ch,'=',x.count(ch))


# Basic Python program: find 2 largest numbers in a list
x = [10, 5, 20, 5643, 3, 20]
unique = sorted(set(x), reverse=True)
first = unique[0]
second = unique[1]

print("Largest number  :", first)
print("Second largest  :", second)