Printing first n even and odd numbers in Python using for loop

for Loop in Python

• for loop -- Executes a sequence of statements multiple times and abbreviates the code that manages the   loop variable.

even and odd numbers

• An even number is a number that can be divisible by 2.
•  Even numbers are  2, 4, 6, 8 and so on.
•  An odd number is a number that cannot be divisible by 2.
• Odd numbers are 1, 3, 5, 7, 9 so on.

Program to print first 10 even and odd numbers using for  loop.

Input :

how many even and odd nums you want 5

Output :

first 5 even nums are 

2 4 6 8 10 

first 5 odd nums are 

1 3 5 7 9

# Program to print first n even and odd numbers using for  loop.
choice = int(input("how many even and odd nums you want "))
n=(choice*2)+1
print("first",choice,"even nums are ")
for i in range(1,n):
    if i%2 == 0:
        print(i,end=" ")
print("\nfirst",choice,"odd nums are ")
for i in range(1,n):  
    if i%2!=0:
        print(i,end=" ")

Output :

first 5 even nums are 
2 4 6 8 10 
first 5 odd nums are 
1 3 5 7 9