1.
Write a program to demonstrate the use of ‘int’
type and operators ‘+’,’-’,’*’.
# This program adds two numbers
num1 = int(input("Enter the first no. :"))
num2 = int(input("Enter the second no. :"))
# Add two numbers
sum = num1 + num2
#Subtracting two numbers
sub = num1-num2
#Multiplying two numbers
multi = num1*num2
# Display the sum
print('The sum of {} and {} is {}'.format(num1, num2, sum))
print('The substraction of {} and {} is {}'.format(num1, num2, sub))
print('The product of {} and {} is {}'.format(num1, num2, multi))
OUTPUT:
Enter the first no. 12
Enter the second no. 8
The sum of 12 and 8 is 20
The substraction of 12 and 8 is 4
The product of 12 and 8 is 96
5. Write a program that swaps the value of two
variables a,b without using the third variable .
# This program swaps value of two variable
num1 = int(input("Enter the first no. :"))
num2 = int(input("Enter the second no. :"))
# Display before swap
print('The values of variable ‘a’ before swapping are: {}'.format(num1))
print('The values of variable ‘b’ before swapping are: {}'.format(num2))
#For swapping the values
num1=num1+num2
num2=num1-num2
num1=num1-num2
# Display after swap
print('The values of variable ‘a’ after swapping are: {}'.format(num1))
print('The values of variable ‘b’ after swapping are: {}'.format(num2))
OUTPUT:
Enter the first no. 12
Enter the second no. 15
'The values of variable ‘a’ before swapping are:
12
The values of variable ‘b’ before swapping are:
15
'The values of variable ‘a’ after swapping are:
15
'The values of variable ‘b’ after swapping are:
12
6. Write a program to check whether the triangle
is possible or not when three angle of triangle
are entered by the user .
# This program to check the possibility of triangle by angles
a = int(input("Enter the first angle :"))
b = int(input("Enter the second angle :"))
c = int(input("Enter the third angle :"))
print(“The angle of triangle given by user are \n{},{},
{}:” .format(a,b,c))
sum=a+b+c
# To check validityof triangle
if sum==180 and a!=0 and b!=0 and c!=0:
print("Triangle is Valid.\nValue of angles is 180")
else:
print("Triangle is Invalid.\nValue of angles is not 180")
OUTPUT:
Enter the first angle: 30
Enter the second angle : 50
Enter the third angle : 100
Triangle is Valid.
Value of angles is 180
7. Write a program to check whether the points
entered by user are in straight line or not.
#Program to check colinearity of three points
x1, y1 = map(int, input('Enter first point values separated by
spaces = ').split())
x2, y2 = map(int, input('Enter second point values separated by
spaces = ').split())
x3, y3 = map(int, input(' Enter third point values separated by
spaces= ').split())
# Check if the points are collinear
if((y3 - y2)*(x2 - x1) == (y2 - y1)*(x3 - x2)):
print('The points (', x1, ',', y1, ') (', x2, ',', y2, ') (', x3, ',', y3, ')', 'are
collinear and lies on the straight line ')
else:
print('The points (', x1, ',', y1, ') (', x2, ',', y2, ') (', x3, ',', y3, ')', 'are not
collinear ')
OUTPUT:
Enter first point values separated by spaces =
00
Enter second point values separated by spaces =
11
Enter third point values separated by spaces=
22
The points ( 0 , 0 ) ( 1 , 1 ) ( 2 , 2 ) are collinear and lies on the straight
line
8. Write a program to find factorial of number .
#Program to find the factorial of a number
num = int(input("Enter a number for which u find the factorial: "))
factorial = 1
# Check if the number is negative, positive or zero
if num < 0:
print("Sorry, factorial does not exist for negative numbers")
elif num == 0:
print("The factorial of 0 is 1")
else:
for i in range(1,num + 1):
factorial = factorial*i
print("The factorial of",num,"is",factorial)
OUTPUT:
Enter a number for which u want to find the factorial:
5
The factorial of 5 is 120
9. Write a program to print fibonacci series .
# Program to display the Fibonacci sequence up to n term
nterms = int(input("Enter the number of terms you want print : "))
# first two terms
n1, n2 = 0, 1
count = 0
# check if the number of terms is valid
if nterms <= 0:
print("Please enter a positive integer")
elif nterms == 1:
print("Fibonacci sequence upto",nterms,":")
print(n1)
else:
print("Fibonacci sequence:")
while count < nterms:
print(n1 , end=' ')
nth = n1 + n2
n1 = n2
n2 = nth
count =count+1
OUTPUT :
Enter the number of terms you want print :
9
Fibonacci sequence:
0 1 1 2 3 5 8 13 21
10. Write a program to find wheather the
entered number is Armstrong number or not.
#Program to find the factorial of a number
num = int(input("Enter number for angstrom : "))
sum = 0
temp = num
#Find the order of the number
order = len(str(num))
s = order
#Define a function
while temp > 0:
digit = temp % 10
sum += digit ** s
temp = temp//10
if sum==num:
print('It is an Armstrong number')
else:
print('It is not an Armstrong number')
OUTPUT:
Enter number for angstrom :
1634
It is an Armstrong number
11. Write a program to find wheather the
entered number is Palindrome or not.
#Program for Palindrome number
num = int(input("Enter the number : "))
sum = 0
temp = num
#Define a function
while temp > 0:
digit = temp % 10
sum=sum*10+digit
temp = temp//10
if sum==num:
print('It is an palindrome number')
else:
print('It is not an plindrome number')
OUTPUT:
Enter the number :
1661
It is an palindrome number
12. Write a program to find the first 25 odd
numbers using range function.
# Program to find the first 25 odd numbers using range function
# Initialize an empty list to store the odd numbers
odd_numbers = []
# Use range function to iterate through the first 50 numbers
for num in range(1, 50, 2):
odd_numbers.append(num)
# Print the first 25 odd numbers
print(odd_numbers, end=” ”)
OUTPUT:
1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49
14.(b) Write a program to print the patterns .
# Program to print the patterns
rows = 5
for i in range(0, rows):
# nested loop for each column
for j in range(0, i + 1):
print("*", end=' ')
print("\r")
OUTPUT
*
**
***
****
*****
14.(a) Write a program to print the pattern .
# Program to print the patterns
rows = 5
for i in range(rows + 1, 0, -1):
for j in range(0, i - 1):
print("*", end=' ')
print(" ")
OUTPUT
*****
****
***
**
*
14.(c) Write a program to print the pattern .
# Program to print the patterns
rows = 4
for i in range(1, rows + 1):
for j in range(1, i + 1):
print(j, end=' ')
print('')
OUTPUT
1
12
123
1234
14.(d) Write a program to print the pattern .
# Program to print the patterns
rows = 4
t=0
for i in range(1, rows + 1):
for j in range(1, i + 1):
t=t+1
print(t, end=' ')
print('')
OUTPUT
1
23
456
7 8 9 10
14.(e) Write a program to print the pattern .
# Program to print the patterns
n=4
for i in range(1, n + 1):
# Print leading spaces
for j in range(n - i):
print(" ", end="")
# Print asterisks for the current row
for k in range(1, 2*i):
print("*", end="")
print()
OUTPUT
*
***
*****
*******
13. Write a program to compute the total
marks of subject and after finding the
percentage grade them accodringly .
# Program to print the patterns
num_subjects = int(input("Enter the number of subjects: "))
total_marks = 0
for i in range(num_subjects):
marks = float(input(f"Enter marks for subject {i+1}: "))
total_marks += marks
percentage = (total_marks / (num_subjects * 100)) * 100
if percentage >= 90:
grade = "A+"
elif percentage >= 80:
grade = "A"
elif percentage >= 70:
grade = "B
elif percentage >= 60:
grade = "C"
elif percentage >= 50:
grade = "D"
else:
grade = "F"
print(f"Total Percentage: {percentage:.2f}%")
print(f"Grade: {grade}")
OUTPUT:
Enter the number of subjects: 5
Enter marks for subject 1 : 90
Enter marks for subject 2 : 80
Enter marks for subject 3 : 70
Enter marks for subject 4 : 89
Enter marks for subject 5 : 95
Total Percentage: 84.5%
Grade: A
3. Write a program to convert one number type to
another type.
# Program to convert one number type to another
#Implicit Type Conversion in Python
integer_num = int(input("Enter an integer number: "))
float_num = float(input("Enter a float number: "))
new_num = integer_num + float_num
print("Value:",new_num)
print("Data Type:",type(new_num))
# Explicit Type Conversion in Python
integer_num = int(input("Enter an integer number: "))
float_num = float(input("Enter a float number: "))
int_num = int(float_num)
s = integer_num + int_num
print("Value:",s)
print("Data Type:",type(s))
OUTPUT:
Enter an integer number: 15
Enter a float number: 14.25
Value: 29.25
Data Type: <class 'float'>
Enter an integer number: 18
Enter a float number: 28.78
Value: 46
Data Type: <class 'int'>
4. Write a program to perform mathematical
functions using math module.
# Program to perform mathematical functions using Math module
import math
# Calculate the square root of a number
x = 25
sqrt_x = math.sqrt(x)
print("Square root of", x, "is:", sqrt_x)
# Calculate the factorial of a number
n=5
fact_n = math.factorial(n)
print("Factorial of", n, "is:", fact_n)
# Calculate the sine of an angle (in radians)
angle = math.pi / 6
sin_angle = math.sin(angle)
print("Sine of", angle, "radians is:", sin_angle)
# Round a number up to the nearest integer
y = 3.7
ceil_y = math.ceil(y)
print("Ceiling of", y, "is:", ceil_y)
print("Floor of", y, "is:", floor_y)
# Calculate the greatest common divisor (GCD) of two numbers
a = 15
b=5
gcd_ab = math.gcd(a, b)
print("GCD of", a, "and", b, "is:", gcd_ab)
OUTPUT:
Square root of 25 is: 5
Factorial of 5 is: 120
Sine of pi/6 radians is: 0.49999999999999994
Ceiling of 3.35 is: 4
Floor of 3.35 is: 3
GCD of 5 and 15 is: 5
2. Write a program for
Floating ,Complex ,Boolean .
# Program understand boolean, complex ,floating
function
# Various examples and working of float()
# for integers
print(float(21.89))
# for floating point numbers
print(float(8))
# for integer type strings
print(float("23"))
# for floating type strings
print(float("-16.54"))
# for string floats with whitespaces
print(float(" -24.45 \n"))
# for inf/infinity
print(float("InF"))
print(float("InFiNiTy"))
# for NaN(Not a number)
print(float("nan"))
print(float("NaN"))
# Various examples and working of complex()
# nothing is passed
z = complex()
print("complex() with no parameters:", z)
# integer type
# passing first parameter only
complex_num1 = complex(5)
print("Int: first parameter only", complex_num1)
# passing both parameters
complex_num2 = complex(7, 2)
print("Int: both parameters", complex_num2)
# float type
# passing first parameter only
complex_num3 = complex(3.6)
print("Float: first parameter only", complex_num3)
# passing both parameters
complex_num4 = complex(3.6, 8.1)
print("Float: both parameters", complex_num4)
print()
print(type(complex_num1))
# Various examples and working of bool()
# Returns False as x is False
x = False
print(“Result : ”,bool(x))
# Returns True as x is True
x = True
print(“Result : ”,bool(x))
# Returns False as x is not equal to y
x=5
y = 10
print(“Result : ”,bool(x == y))
# Returns False as x is None
x = None
print(“Result : ”,bool(x))
# Returns False as x is an empty sequence
x = ()
print(“Result : ”,bool(x))
# Returns False as x is an empty mapping
x = {}
print(“Result : ”,bool(x))
# Returns False as x is 0
x = 0.0
print(“Result : ”,bool(x))
# Returns True as x is a non empty string
x = 'GeeksforGeeks'
print(“Result : ”,bool(x))
OUTPUT:
