Var A:Array[1..1000] Of Integer;
n,i,dem,d:Longint;
Begin
Fillchar(A,sizeof(A),0);
Readln(n);
For i:=1 to n do
Begin
Read(d);
dem:=dem+d;
A[d]:=A[d]+1;
End;
Writeln('Tong day la: ',dem);
For i:=1 to 1000 do If A[i]>0 then Writeln(i,': ',A[i],' lan');
Readln;
End.