DMOPC '19 Contest 1 P0 - Range Finding - Olympiads Online Judge

DMOPC '19 Contest 1 P0 - Range Finding

Points: 3

Time limit: 3.0s

C# 1.4s

Java 1.4s

Python 1.4s

Memory limit: 64M

C# 128M

Java 128M

Python 128M

Author:

little_prince

Problem type

You are given $N$ $N$ numbers, $a_1, a_2, \dots, a_N$ $a_{1}, a_{2}, \dots, a_{N}$ . Output the range of this list. The range of a list of numbers is the difference between the largest and smallest values in this list.

Constraints

In all tests,
$1 \le N \le 1\,000\,000$ $1 \leq N \leq 1 000 000$
$-10^9 \le a_i \le 10^9$ $- 10^{9} \leq a_{i} \leq 10^{9}$

Input Specification

The first line contains one number, $N$ $N$ .
The second line contains $N$ $N$ spaced integers, $a_i$ $a_{i}$ , the numbers in this list.

Output Specification

On one line, output the range of the $N$ $N$ numbers.

Sample Input

Copy

10
9 2 9 6 8 7 1 3 9 6

Sample Output

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