python unit-3 programs

 

Program-1:

Aim: Write a program to create tuples (name, age, address, college) for at least two members and concatenate the tuples and print the concatenated tuples.

Program:

t1=('revanth',19,'vijayawada','LBRCE college')

t2=('kumar',20,'mylavaram','CMR college')

con_tuple=t1+t2

print(con_tuple)

output:

 

 

 

program-2:

Aim: Write a program to count the number of vowels in a string (No control flow allowed).

Program:

string="pythonprogramming"

vowel_count=len([char for char in string if char in 'aeiouAEIOU'])

print(vowel_count)

output:

program-3:

Aim : Write a program to check if a given key exists in a dictionary or not.

Program:

dict={'a':1,'b':2,'c':3}

check='b'

exists=check in dict

print(exists)

output:

program-4:

Aim: Write a program to add a new key-value pair to an existing dictionary

Program:

dict={'a':1,'b':2}

dict['c']=3

print(dict)

output:

program-5:

Aim: Write a program to sum all the items in a given dictionary.

Program:

dict={'a':10,'b':20,'c':30}

total_sum=sum(dict.values())

print(total_sum)

output:

pyhton unit-2 programs

 

Program-1:

Aim: Write a python program to define a function with multiple return values.

Program:

def operations(x,y):

    sum=x+y

    sub=x-y

    mul=x*y

    return sum,sub,mul

sum,sub,mul=operations(25,15)

print("sum:",sum)

print("sub:",sub)

print("mul:",mul)

Output:

(Or)

def operations(x,y):

    sum=x+y

    sub=x-y

    mul=x*y

    return sum,sub,mul

sum,sub,mul=operations(25,15)

print("sum:",sum)

print("sub:",sub)

print("mul:",mul)

program-2:

Aim: Write a python program to define a function using default arguments.

Program:

def defaultArgs(a=10,b=15,c=30):

    print(a,b,c)

    return

defaultArgs()

Output:

(or)

def area_rect(height=1,length=1):

    area=height*length

    print(area)

area_rect(10,10)

output:

Program-3:

Aim: Write a python program to find the length of the string without using any library functions.

Program:

string=input("Enter the string:")

count=0

for i in string:

    count=count+1

print("Length of the given string is: ", count)

Output:

Program-4:

Aim: Write a python program to check if the substring is present in the given string.

Program:

s1=input("Enter String:")

s2=input("Enter Sub_string:")

if(s1.find(s2)==-1):

    print("Sub_string not found in s1.")

 

else:

    print("Sub_string in s1.")

output:

Enter String:hai python programming

Enter Sub_string:python

Sub_string in s1.

 

 

 

 

 

 

 

Program-5:

Aim: Write a python program to perfrom the given operations on a list.

1)Addition 2)insertion 3)slicing

Program:

list = [10, 20, 30, 40, 50]

print("Actual list:",list)#Initialize

list.append(60)

print("After addition:",list)# Addition

list.insert(2, 25)

print("After insertion:",list)# Insertion

sublist = list[1:4]

print("Sliced list:", sublist)#Slicing

output:

Program-6:

Aim: Write a python program to perform any 5 built-in functions by taking any list.

Program:

list=[10,20,30,40,50]

print("Acutal:",list)

list.append(60)

print("After append:",list)

list.remove(20)

print("After remove:",list)

pop=list.pop()

print("pop element:",pop)

print("After pop:",list)

list.sort()

print("After sort:",list)

list.reverse()

print("After reverse:",list)

output:

 

 

 

 

python unit-1 programs

Program 1:

Aim: Write a python program to find the largest element among three Numbers

Program:

a=int(input("Enter a value :"))

b=int(input("Enter b value :"))

c=int(input("Enter c value :"))

if((a>b)&(a>c)):

    print("a is big",a)

elif(b>c):

    print("b is big",b)

else:

    print("c is big",c)

 

Output:

 

 

 

 

 

 

 

 

 

 

 

Program 2:

Aim: Write a python program for all prime numbers with in range.

Program:

min=int(input("Enter min number"))

max=int(input("Enter max number"))

for i in range(min,max):

    count=0

    for j in range(1,i+1):

        if(i%j==0):

            count+=1

    if(count==2):

        print(i)

Output:

Program 3:

Aim: Write a python program to swap two numbers without using a temporary variable.

Program:

a,b=10,20

a,b=b,a

print(a,b)

output:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Program 4.1:

Aim: Demonstrate the following Operators in python with examples

a    Arithmetic Operators

Program:

a=10

b=5

print("a+b=",a+b)

print("a-b=",a-b)

print("a*b=",a*b)

print("a/b=",a/b)

print("a//b=",a//b)

print("a**b=",a**b)

Output:

 

 

 

 

 

 

 

 

 

 

 

Program 4.2:

Aim: Demonstrate the following Operators in python with examples

b    Relational Operators

Program:

a=10

b=20

print("a<b=",a<b)

print("a>b=",a>b)

print("a<=b=",a<=b)

print("a>=b=",a>=b)

print("a==b=",a==b)

print("a!=b=",a!=b)

Output:

 

 

 

 

 

 

 

 

 

 

 

Program 4.3:

Aim: Demonstrate the following Operator in python with examples

c)Assignment Operators:

Program:

#1. = (Simple Assignment)

x = 10

print(x)

#2. += (Addition Assignment)

x = 10

x += 5 

print(x)

#3. -= (Subtraction Assignment)

x = 10

x -= 3

print(x)

#4. *= (Multiplication Assignment)

x = 4

x *= 2 

print(x)

#5. /= (Division Assignment)

x = 20

x /= 4 

print(x)

 

#6. //= (Floor Division Assignment)

x = 20

x //= 3 

print(x)

#7. %= (Modulus Assignment)

x = 2

x **= 3 

print(x)

#9. &=, |=, ^=, <<=, >>= (Bitwise Assignment Operators)

x = 10 

x &= 4  

print(x) 

x = 10 

x |= 4  

print(x) 

x = 10 

x ^= 4  

print(x) 

x = 10 

x <<= 2 

print(x) 

x = 10 

x >>= 2

print(x) 

Output:

Program 4.4:

Aim: Demonstrate the following Operator in python with examples

d)Logical Operators:

Program:

x = 5

y = 10

# Both conditions must be true for the result to be true

result = (x > 3) and (y < 20) 

print(result) 

result = (x > 3) and (y > 20) 

print(result) 

# At least one condition must be true for the result to be true

result = (x > 3) or (y > 20) 

print(result) 

result = (x < 3) or (y > 20) 

print(result) 

x = 5

# The not operator reverses the result

result = not (x > 3) 

print(result)

result = not (x < 3) 

print(result) 

Output:

Program 4.5:

Aim: Demonstrate the following Operator in python with examples

e)Bit Wise Operators:

Program:

a=5

b=3

print("a&b=",a&b)

print("a|b=",a|b)

print("a^b=",a^b)

print("~a",~a)

print("a<<1=",a<<1)

print("a>>1=",a>>1)

Output:

Program 4.6:

Aim: Demonstrate the following Operator in python with examples

f)Ternary Operators:

Program:

#Basic Ternary Operator

x = 10

result = "Even" if x % 2 == 0 else "Odd"

print(result)

#Using Ternary Operator to Assign a Value

age = 18

status = "Adult" if age >= 18 else "Minor"

print(status)

#Nested Ternary Operator

x = 5

y = 10

result = "x is greater" if x > y else "x is equal to y" if x == y else "x is less"

print(result)

# Using Ternary Operator with Functions

def check_number(num):

    return "Positive" if num > 0 else "Negative" if num < 0 else "Zero"

print(check_number(10))  

print(check_number(-5)) 

print(check_number(0))   

#Assigning Multiple Values

x = 15

y = 10

a, b = ("x is greater", "y is greater") if x > y else ("y is greater", "x is greater")

print(a, b) 

Output:

Program 4.7:

Aim: Demonstrate the following Operator in python with examples

g)Membership Operators:

Program:

#Using in Operator

fruits = ["apple", "banana", "cherry"]

print("banana" in fruits) 

print("orange" in fruits)

#Using not in Operator

fruits = ["apple", "banana", "cherry"]

print("orange" not in fruits) 

print("banana" not in fruits)

Output:

Program 4.8:

Aim: Demonstrate the following Operator in python with examples

h)Identity Operators:

Program:

#Using is Operator

a = 5

b = 5

print(a is b)

#Using is not Operator

a = 10

b = 20

print(a is not b) 

 

Output:

Program 5:

Aim: Write a python program to add and multiply complex numbers

Program:

n1=complex(3,4)

n2=complex(1,2)

addr=n1+n2

print("Addcomplex+",addr)

mulr=n1*n2

print("Multiplycomplex+",mulr)

 

Output:

Program 6:

Aim: Write a python program to print multiplication table of a given number

Program:

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

for i in range(1, 11):

    print(f"{num} x {i} = {num * i}")

 

Output: