C program to find sum of even numbers between 1 to n using for and if
#include<stdio.h>
int main()
{
int i,n,sum=0;
printf("Enter Number for Sum: ");
scanf("%d",&n);
for(i=1;i<=n;i++)
{
if(i%2==0)
{
sum += i;
}
}
printf("Sum of Even Number is: %d",sum);
return 0;
}
Output
Enter Number for Sum: 9
Sum of Even Number is: 20