test3.py

#using for and range(start, stop, step) function to print numbers and multiplication table

# Code to print numbers from 1 to 100
for el in range(1, 101):
    print(el)
print("Finished printing numbers from 1 to 100")

# Code to print numbers from 100 to 1
for el in range(100, 0, -1):
    print(el)
print("Finished printing numbers from 100 to 1")

# code to print multiplication table of a number
multiplication_table = int(input("Enter the number: "))
for el in range(1, 11):
    print(multiplication_table, "x", el, "=", multiplication_table * el)
print("Finished multiplication table of number", multiplication_table)

#pass statement is used to skip the execution of a block of code.
# It is often used as a placeholder when you want to write code later or when you want to skip a certain condition in a loop or an if statement.
for el in range(1, 11):
    if el == 5:
        pass
    else:
        print(el)
print("Finished printing numbers from 1 to 10 with pass statement")

# sum of n numbers using while loop
sum = 0
n = 15
i = 1
while i <= n:
    sum += i
    i+=1
print("Sum of first", n, "numbers is:", sum)

# sum of n numbers using for loop: sum of first 5 numbers is 1+2+3+4+5 = 15
sum = 0
n = 5
for el in range(1, n+1):
    sum += el
print("Sum of first", n, "numbers is:", sum)

# factorial of n numbers using for loop: factorial 5 is 5*4*3*2*1 = 120
factorial = 1
n = 5
for el in range(1, n+1):
    factorial *= el
print("Factorial of number", n, "is:", factorial)