Removing Extra Spaces

TypeScript Easy strings

Task «Removing Extra Spaces»

Write a program that takes a string containing words separated by one or more spaces. It is necessary to remove extra spaces: leave only one space between words, and also remove all leading and trailing spaces. Output the resulting string.

Input Format

One line consisting of letters of the Latin alphabet and spaces. The length of the string does not exceed 1000 characters.

Output Format

One line — the original string without extra spaces.

Examples

Example 1

INPUT

  hello   world  

OUTPUT

hello world

Example 2

INPUT

6
1 2 -5 4 3 -1
3

OUTPUT

6

Example 3

INPUT

   multiple   spaces   

OUTPUT

multiple spaces

Example 4

INPUT

4
-2 -3 -1 -4
2

OUTPUT

4

main.ts