Day 10 : Python Program to find sum of first N Natural Numbers

 

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

sum_of_numbers = n * (n + 1) // 2

print(f"The sum of the first {n} natural numbers is: {sum_of_numbers}")

#source code --> clcoding.com 

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Day 9 : Python Program to Convert Centimeters to Feet and Inches

 

def conversion(cm):

    

    total_inches = cm / 2.54

    feet = int(total_inches // 12) 

    inches = total_inches % 12 

    return feet, inches

cm = float(input("Enter length in centimeters: "))

feet, inches = conversion(cm)

print(f"{cm} cm is approximately {feet} feet and {inches:.2f} inches.")

#source code --> clcoding.com 

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Day 8 : Python Program to check whether the number is prime or not using recursion

def is_prime(number, divisor=2):

    if number <= 1:

        return False

    if divisor == number:  

        return True

    if number % divisor == 0:  

        return False

    return is_prime(number, divisor + 1) 

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

if is_prime(num):

    print(f"{num} is a prime number.")

else:

    print(f"{num} is not a prime number.")

#source code --> clcoding.com 

 

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Day 7 : Python Program to find Prime Number in a given Range

 

start = int(input("Enter the start of the range: "))

end = int(input("Enter the end of the range: "))

for num in range(start, end + 1):

    if num > 1 and all(num % i != 0 for i in range(2, num)):

        print(num)

        

 #source code --> clcoding.com 

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Day 5 : Python Program to Check Whether a Number is Positive or Negative

 

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

if num > 0: 

    print("Positive number")

elif num < 0:  

    print("Negative number")

else:  

    print("Zero")

#source code --> clcoding.com 

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Day-4 Python Program Count the Number of Digit in a Number

 Python Program Count the Number of Digit in a Number

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

count = 0  

if number == 0:  

    count = 1

else:

    if number < 0:  

        number = -number

   

    while number > 0:  

        count += 1  

        number //= 10  

print(f"The number of digits is {count}.")  

#source code --> clcoding.com 

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Day 6 : Python Program to Check prime number

 Python Program to Check prime number

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

if num > 1:

    for i in range(2, num):

        if num % i == 0:

            print(f"{num} is not a prime number.")

            break

    else:

        print(f"{num} is a prime number.")

else:

    print(f"{num} is not a prime number.")

#source code --> clcoding.com 

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Day 1- Python Program to check whether a given Nuber is Even or Odd using Recursion

 

def is_even(number):

    if number == 0:

        return True

    elif number == 1:

        return False

    else:

        return is_even(number - 2)

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

if is_even(num):

    print(f"The number {num} is Even.")

else:

    print(f"The number {num} is Odd.")

    

#source code --> clcoding.com 

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Day 3 : Python Program to Calculate Grade of a Student

 

def grade_student(marks):

    if marks >= 90:

        return "A"

    elif marks >= 80:

        return "B"

    elif marks >= 70:

        return "C"

    elif marks >= 60:

        return "D"

    elif marks >= 50:

        return "E"

    else:

        return "F"

marks = float(input("Enter the marks of the student: "))

grade = grade_student(marks)

print(f"The grade of the student is: {grade}")

#source code --> clcoding.com 

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Day 2: Python Program to Check if a Number is a Palindrome

 

num = input("Enter a number: ")

if num == num[::-1]:

    print(f"{num} is a palindrome.")

else:

    print(f"{num} is not a palindrome.")

    

    #source code --> clcoding.com 

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