Answer to Question #232081 in Python for kaavya

Question

Sum of Even numbers

Write a program to find the sum of even numbers in first N natural numbers.

Input

The input is an integer N.

Output

The output should be an integer containing the sum of even numbers upto the given number.

Explanation

In the given example

N = 5, the even natural numbers below 5 are 2, 4 Then total = 2 + 4

So, the output should be

6.

Sample Input 1

5

Sample Output 1

6

Sample Input 2

4

Sample Output 2

6

Answer 1

n = int(input("Enter an integer:   "))
su = 0.0
for i in range(1, n+1):
    if i % 2==0:
        su += i
print(su)