Stadistical measures

Write a program that reads non-empty sequences of real numbers and, for each sequence, prints its minimum, its maximum and its average.

Input

Input consists of a natural number $n$ , followed by $n$ sequences. Each sequence begins with the number of elements $m > 0$ , followed by $m$ real numbers.

Output

For every sequence, print in a line and with four digits after the decimal point its minimum, its maximum and its average.

Problem information

Author: Unknown
Translator: Carlos Molina

Generation: 2026-01-25T10:17:56.201Z