var a,b:integer;
begin
read(a,b);
writeln(a div b);
end.
var a,b:integer;begin read(a,b); writeln(a div b);end.
var a,b:integer;
begin
read(a,b);
writeln(a div b);
end.
var a,b:integer;
begin
read(a,b);
writeln(a div b);
end.