There are many situations where we need to read input from StdIn. For instance, this is how inputs are provided in competitive programming websites such as Hackerrank

Flask is a framework for building web applications utilizing Python and SQLite is a database engine that can be used to store application data.

A global positioning system (GPS) receiver is used to get precise geographical location by receiving information from satellites. It not only gives information about location but also information like time, date, height and speed. It is so useful that most smartphones are embedded with it.

The sinking of the RMS Titanic is one of the most infamous shipwrecks in history. On April 15, 1912, during her maiden voyage, the Titanic sank after colliding with an iceberg, killing 1502 out of 2224 passengers and crew. This sensational tragedy shocked the international community and led to better safety regulations for ships.