String:-

It is a collection of characters or a character-type array.

char a[30];

In any string, we can assign a maximum of (n-1) characters because the nth character will always be null.

How to initialize  a String:-

Char a[30]="Welcome";

I/O function of String:

1. Scanf():- is a formatted function used to input every type of data, including strings.

char a[30];

scanf("%s",&a);

In scanf(), when it reads the blank space, String will automatically terminate.

2. gets(): An unformatted function used to input only string data, including blank spaces.

char a[50];

gets(a);

3. Printf():- formatted function used to print any type of data.

printf("%s",a);

4. puts(): an unformatted function used to print only string data, always from a new line.

puts(a);