const
n=5;
var
i,j,sum:integer;
a:array [1..n,1..n] of integer;
begin
sum:=0;
for i:=1 to n do begin
 for j:=1 to n do begin
  a[i,j]:=random(6)-3;
  //write(a[i,j],' ');
  end;
  //writeln;
  if a[i,j]>0 then sum:=sum+a[i,j];
  
  end;
 writeln(sum);
 end.