#include<stdio.h>
int main()
{
	int x,y,z;
	scanf("%d%d%d",&x,&y,&z);
	int a[3];
	a[0]=x;
	a[1]=y;
	a[2]=z;
	int t,i,j;
	for(i=0;i<2;i++){
		for(j=i+1;j<3;j++){
			if(a[i]>a[j]){
				t=a[i];
				a[i]=a[j];
				a[j]=t;
			} 
		} 
	}
	int n=a[0]+a[2];
	printf("%d\n%.1f",n,n/2.0);
	return 0;
}

/**************************************************************
	Problem: 1719
	User: admin
	Language: C
	Result: Accepted
	Time:29 ms
	Memory:1144 kb
****************************************************************/