#include<stdio.h>

void main()

{

	float a,b,c,d,e,f,g,t;

	scanf("%f,%f,%f,%f,%f,%f,%f",&a,&b,&c,&d,&e,&f,&g);

	if(a>b){

		t=a;

		a=b;

		b=t;

	}

	if(a>c){

		t=c;

		c=a;

		a=t;

	}

	if(a>d){

		t=d;

		d=a;

		a=t;

	}

	if(a>e){

		t=e;

		e=a;

		a=t;

	}

	if(a>f){

		t=f;

		f=a;

		a=t;

	}

	if(a>g){

		t=g;

		g=a;

		a=t;

	}

	if(b>c){

		t=c;

		c=b;

		b=t;

	}

	if(b>d){

		t=d;

		d=b;

		b=t;

	}

	if(b>e){

		t=e;

		e=b;

		b=t;

	}

	if(b>f){

		t=f;

		f=b;

		b=t;

	}

	if(b>g){

		t=g;

		g=b;

		b=t;

	}

	if(c>d){

		t=d;

		d=c;

		c=t;

	}

	if(c>e){

		t=e;

		e=c;

		c=t;

	}

	if(c>f){

		t=f;

		f=c;

		c=t;

	}

	if(c>g){

		t=g;

		g=c;

		c=t;

	}

	if(d>e){

		t=e;

		e=d;

		d=t;

	}

	if(d>f){

		t=f;

		f=d;

		d=t;

	}

    if(d>g){

		t=g;

		g=d;

		d=t;

	}

	if(e>f){

		t=f;

		f=e;

		e=t;

	}

	if(e>g){

		t=g;

		g=e;

		e=t;

	}

	if(f>g){

		t=g;

		g=f;

		f=t;

	}

	printf("%-5.2f,%5.2f,%5.2f,%5.2f,%5.2f,%5.2f,%5.2f\n",a,b,c,d,e,f,g);

}