#include"iostream.h"					//头文件包含
void main()								//主函数
{
//定义整型变量
	int sumscore=0;
	int average;
	int score=0;
//输入三个整数值
	cin>>score;
	sumscore=sumscore+score;			//相加
	cin>>score;
	sumscore=sumscore+score;			//再次相加
	cin>>score;
	sumscore=sumscore+score;			//相加得到三项和
	average=sumscore/3;
	cout<<sumscore<<"  "<<average;		//输出计算结果
}