program f;
var A:array[1..100] of integer;
i,j,n,m:byte;
s:longint;
begin
write('введите n и m<=n');
readln(n,m);
for i:=1 to n do readln(A[i]);
for i:=1 to n-m+1 do begin
s:=0;
for j:=i to i+m-1 do
if (A[j]<0) and (A[j] mod 2=0) then
s:=s+A[j];
writeln('знач ',i,'ravno',s);
end;
end.