var
a,b,c,t:longint;
begin
readln(a,b,c);
if a>b then begin t:=a; a:=b; b:=t; end;
if a>c then begin t:=a; a:=c; c:=t; end;
if b>c then begin t:=b; b:=c; c:=t; end;
writeln(a,' ',b,' ',c);
end.
输入：
10 20 15

输出：10 15 20