var f,g:text;
    a,b,s:longint;
begin
s:=0;
assign(f, 'adunare.in');
assign(g, 'adunare.out');
reset(f); rewrite(g);
readln(f,a);s:=s+a;
read(f,b);s:=s+b;close(f);
write(g,s);
close(g);
end.