public class taskOne{
	public static void main(String args[]){

		int sum = 0;
		double average = 0;
		int q = 0;
		int max = Integer.MIN_VALUE;
		int min = Integer.MAX_VALUE;


			while(!StdIn.isEmpty()){
			int n = StdIn.readInt();

			if ( n > max){
				max = n;
			}
			if (n < min){
				min = n;
			}

			sum = sum + n;
			q++;

		}
			average = (double)sum/q;
			System.out.println("average: " + average);
			System.out.println("Max: " + max);
			System.out.println("Min: " + min);

	}

}