sum of even numbers between 1 to n

//C program to find sum of even numbers between 1 to n. - using while loop

#include<stdio.h>
int main(){
int i=1,n,sum=0;
scanf("%d",&n);
while(i<=n){
    if(i%2==0){sum+=i;}
    i++;
}
printf("Sum of even numbers between 1 to %d =%d\n",n,sum);
return 0;
}