#include "stdafx.h"#include "stdio.h"int main(){long s,a;a=0;  s=22;do{    a=s+a;s+=20;}while(s<=1002);printf("%d",a);return 0;}

#include "stdafx.h"

#include "stdio.h"

int main(){

long s,a;

a=-2; 

for(s=2;s<=1002;s+=20){

 a=a+s;}

printf("%d",a);

return 0;}