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HackerRank Sed command #3 problem solution

YASH PAL, 31 July 2024

In this HackerRank Sed command #3 problem solution, we have given an input file, in each line, highlight all the occurrences of ‘thy’ by wrapping them up in brace brackets. The search should be case-insensitive.

Input Format

A text file will be piped to your command via STDIN.

Output Format

Highlight all occurrences of ‘thy’ as shown in the example below.

HackerRank Sed command #3 problem solution

Problem solution.

sed -e s/thy/{&}/gi

Second solution.

cat | sed 's/thy/{&}/gI'

Third solution.

sed 's/[tT][hH][yY]/{&}/g'

Fourth solution.

TEXT=""
while read LINE || [[ -n $LINE ]]; do
  TEXT="$TEXT$LINE"$'n'
done
echo "$TEXT" | sed -e s/thy/{&}/gI

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