Statistical measures P17179


Statement
 

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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.

Public test cases
  • Input

    2
    4 4.2 8.7 10 6.3
    3 -10 0 8
    

    Output

    4.2000 10.0000 7.3000
    -10.0000 8.0000 -0.6667
    
  • Information
    Author
    Salvador Roura
    Language
    English
    Translator
    Carlos Molina
    Original language
    Catalan
    Other languages
    Catalan
    Official solutions
    C++ Java Python
    User solutions
    C C++ Java Python