/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
	int i,j,sum=0;
	for(i=1;i<=100;i++){
		j=i*i;
		sum=sum+j;}
		System.out.println("合計＝"+sum+"");
	// your code goes here
	}
}