Question

Write a menu driven to the following to find the sum of the series s=1+3+5+...n​

Answer 1

Explanation:

#include

void main()

{

int i,n,sum=1;

printf("Enter any number n:");

scanf("%d",&n);

printf("\n1 ");

for(i=3;i<=n;i++){

 printf("+ %d ",i);

 sum=sum+i;

 i++;

}

printf("\nSum is: %d", sum);

}