Question

Write the program 1 - 3 + 5 -7 + 9.....+limit in python using for loop.

Answer 1

Answer:

k=(-1)

n=int(input())

sum=0

for i in range(1,n+1,2):

 k=k*(-1)

 print(k*i,end=" ")

 sum+=(k*i)

print()

print("sum =",sum)

Explanation:

This is the python program for printing this sequence and  sum