Verified answer

Var a,b,c,x:integer;

begin

readln(x);

 a:=x mod 10;

x:=x div 10;

b:=x mod 10;

x:=x div 10;

c:=x mod 10;

if(a=b) or(a=c) or (b=c) then writeln('Yes')

else writeln('No');

end.