learngo/23-input-scanning/exercises

Exercises

Let's exercise with the scanner and maps.

1. Uppercaser

Use a scanner to convert the lines to uppercase, and print them.

2. Unique Words

Create a program that counts the unique words from an input stream.

3. Grep Clone

Create a grep clone. grep is a command-line utility for searching plain-text data for lines that match a specific pattern.