#include<stdio.h>
#include<stdbool.h>
main()
{
int n;
int sum=0,square_sum=0,cubic_sum=0;
for(int i=1;i<=n;i++){
sum+=i;
square_sum+=(i*i);
cubic_sum+=(i*i*i);
}
printf("%d\n%d\n%d",sum
,square_sum
,cubic_sum
); }
I2luY2x1ZGU8c3RkaW8uaD4KI2luY2x1ZGU8c3RkYm9vbC5oPgoKbWFpbigpCnsKCWludCBuOwoJc2NhbmYoIiVkIiwmbik7CgkKCWludCBzdW09MCxzcXVhcmVfc3VtPTAsY3ViaWNfc3VtPTA7Cglmb3IoaW50IGk9MTtpPD1uO2krKyl7CgkJc3VtKz1pOwoJCXNxdWFyZV9zdW0rPShpKmkpOwoJCWN1YmljX3N1bSs9KGkqaSppKTsKCX0KCXByaW50ZigiJWRcbiVkXG4lZCIsc3VtLHNxdWFyZV9zdW0sY3ViaWNfc3VtKTsKfQ==