Abstract

The third tr problem from HackerRank.

tr 3

Problem

In a given fragment of text, replace all sequences of multiple spaces with just one space.

Input Format

A block of ASCII text.

Output Format

Replace all sequences of multiple spaces with just one space.

Sample Input

He  llo
Wor  ld
how  are  you

Sample Output

He llo
Wor ld
how are you

Solution

tr-3.sh

#!/usr/bin/env bash

# shellcheck disable=SC2162
tr -s " "