uses crt;
var i,n,s:longint;
a:array[0..100000]of longint;
begin
clrscr;
write('nhap n:'); read(n);
for i:=1 to n do
begin
write('nhap a[',i,']='); read(a[i]);
end;
s:=0;
for i:=1 to n do
begin
write(a[i],' ');
if a[i]>0 then s:=s+sqr(a[i]);
end;
writeln;
write(s);
readln
end.