Lesson 3 – Taking Input
In this lesson, use of a function, that is used for taking integer input, is explained.
Scanf is used to take input from the user. A placeholder is also used in printf OR scanf functions. A placeholder is like a blank space or an empty bowl, there are different placeholders for different data types. Some commonly used are:
- %c – a character.
- %s – a string.
- %d – a decimal integer.
- %o – octal integer.
- %x – a hexadecimal integer.
- %p – an address (pointer)
- %f – for floats
