PythonCodes

Python Basics----------------

name = input('Enter your name :')

roll = int(input('Enter your roll :'))

marks = float(input('Enter marks :'))

print(name)

print(roll)

print(marks)

#multiple assignment

a,b,c = 1,2,3

print(a)

print(b)

print(c)

a,b,c = 1,2+a,3+b

print(a)

print(b)

print(c)

a = 6

b = 3

print(a,' ',b)

a,b = b,a

print(a,' ',b)

#list

list = [] #empty list

print(list)

list = [1,3.6,'python']

print(list)

print(type(list))

list1 = eval(input('Enter elements :'))

print(list1)

dictionary

dict1= {

'fruit':'apple',

'climate': 'cold',

'price': '120'

}

print(dict1)

print(dict1['fruit'])

#if-else

if 5>2 and 6>2:

print('if')

else:

print('else')

name = 'PAYAL'

if name.isupper():

print('upper case')

else:

print('lower case')

age = int(input('Enter your age'))

if age>=18:

print('Eligible')

else:

print('not eligible')

a = int(input('enter 1 num: '))

b = int(input('enter 2 num: '))

c = int(input('enter 3 num: '))

if a>b and a>c:

print('1 is greater',a)

elif b>c and b>a:

print('2 is greater',b)

else:

print('3 is greater',c)

Rock Paper Scissor

'''

r --> rock p --> paper s --> scissor

rules r vs p --> p p vs s --> s r vs s --> r '''

print('Lets play Rock Paper Scissor')

user1 =input('Player 1 choose(p,r,s) :')

user2 =input('Player 2 choose(p,r,s) :')

if user1==user2:

print('Draw !!!!')

elif user1=='p'and user2=='r':

print('User1 is win')

elif user1=='s' and user2=='p':

print('User1 is win')

elif user1=='r' and user2=='s':

print('user1 is win')

elif user1 and user2 != 'p''r''s':

print('Invalid Input')

else:

print('User2 is win')

for loop

num=int(input('enter a num :'))

for a in range(1,11):

print(num,'x',a,'=',num*a)

sum of n natural number

num2= int(input('enter any natural num :'))

sum = 0

for a in range(1,num2+1):

sum = sum + a

print(sum)

factorial of n number

num1=int(input('enter any num'))

fact = 1

for a in range (1,num1+1):

fact = fact*a

print(fact)

fibonacci series

num3=int(input('enter any num :'))

a=0

b=1

for i in range(num3):

print(a)

c= a+b

a=b

b=c

a=0

b=1

for i in range(8):

c=a+b

a=b

b=c

print (a,end='-')

name =[1,2,3,4,5]

for i in reversed(name):

print(i)

for a in range(1,4):

for b in range(1,a+1):

print(4-a,end=' ')

print()

for a in range(1,4):

for b in range(1,5-a):

print(4-a,end=' ')

print()

for a in range(1,4):

for b in range(1,5-a):

print(end=' ')

for c in range(1,a+1):

print('*',end=' ')

print()

'''------------------------------------------------''' #While Loop

a=4

while a<10:

print('*')

a=a+1

b=5

while True:

print('Iterater')

a=a+1

if a==10:

print('a=',a)

break

fibonacci series

num = int(input('Enter a number :'))

sum=0

while num>0:

digit=num%10

sum=num+digit

num= num//10

print('sum :',sum)

n = int(input('Enter num :'))

sum=0

while n > 0:

dig=n%10

sum=sum+dig

n=n//10

if n==0 and sum>9:

n=sum

sum=0

print("sum",sum)

'''------------------------------------------'''

list

l1 = eval(input('enter the elemenets :'))

print(l1)

for a in l1:

print(a)

l1=[4,5,6,7,8,9,10]

for a in range(len(l1)):

l2=l1[-5:-7]+l1[3:6]

print(l2)

l3=[1,2,3,4]

l2=[8,7,6,5]

l4=l2+l3

print(l4)

l4=l2*2

print(l4)

slicing in list

print(l1[0:5:3])

print(l1[:3])

print(l1[: :-1])

print(l1[-5:-3])

l2 =l1[-1:-4:1]+l1[-5:-7:1]

print(l2)

for a in range(len(l1)):

print(l1[0:3:]+l1[-2: -8:])

l4=[1,2,3,4,5,6,7,8]

1 2 3 4 8 7 6 5

print(l4[0:4]+l4[:-5:-1])

'''---------------------------------'''

WAP to remove duplicate elements from list

l2=[1,2,3,4,5,6,3,2,1,4,5,5]

l3=[]

for i in l2:

if i not in l3:

l3.append(i)

print(l3)

'''---------------------------------------------'''

Append function and remove and pop

l2=[1,2,3,4]

l2.append('hello') # type: ignore

print(l2)

l2.pop(1)

print(l2)

l2.remove(2)

l1=[1,2,3,4,5,2,1,3,4,4] l2=[5,5,6,6,7,7,8] l3=l1+l2 print(set(l3))