var
a, b, c : real;
begin
read (a, b, c);
if (a = b) or (b = c) or (a = c) then writeln ('Yes') else writeln ('No');
end.
var
a, b, c : real;
begin
read (a, b, c);
if (a = b) or (b = c) or (a = c) then writeln ('Yes') else writeln ('No');
end.