i wanted to print random line from a file. i knows how to print out the whole file but doesnt know how should i do to print a random lines from a file!!! hope someone can give me some ideals or an example. thanks!

Read whole file and store its content into array of string or vector line by line. After that you may choose random index.

yeah I dont think there is built in library to randomize lines... as adatapost pointed you can store each line into an array and then randomize the index

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