// textfiles.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include "iostream";
using namespace std;
void main() {
	FILE *fp=NULL;
	int x;
	int max=0,min=1000000;
	int sum=0;
	fopen_s (&fp,"D:\\tareq.txt","w+");
	if (fp==NULL)
		cout<<"cannot open file";
	else
	{
		for (int i=1 ; i<=20 ; i++ )
		{
		cin>>x;
		if (x>=max)
			max=x;
		if (x<min)
			min=x;
		sum=sum+x;
		fprintf(fp , "%d\n",x);
		}
	}
	sum=sum/20;
	//***************************************************
	FILE *fp1=NULL;
	fopen_s (&fp,"D:\\tareq1.txt","w+");
	fprintf(fp , "Max= %d\n",max);
	fprintf(fp , "min= %d\n",min);
	fprintf(fp , "avg= %d\n",sum);
	//**************************************************
	rewind(fp);


	system("pause");
}