main()
{float a,b,c,t;
scanf("%f%f%f",&a,&b,&c);
if a>b then
{t=a;
a=b;
b=t;
}
if a>c then
a=c;
c=t;
if b>c then
{t=b;
b=c;
printf("%f,%f,%f\n",a,b,c);