What is the use of sequence ddd ?
How to execute an AWK script?
What is FS in AWK?
What is the use of string functiong sub(regex,replacement,string)?
What is the use of string function toupper(string)?
What are AWK patterns?
What is the use of numeric function rand ?
What is FILENAME in AWK?
What is the use of Strftime function?
What is the use of string functiong sub(regex,replacement)?
What are Conditional expressions in AWK?
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What is the use of format specifier %c ?