Linux help!

# Problem 1: Write a command (or commands) to remove all the newlines # from the separatedfie.txt and put into onebigline.txt # Problem 2: Write a command (or commands) to convert all the left brackets to left braces and # right brackets to right braces # from brackets.cintobraces.c # Problem 3: write a command (or commands) to convert agile.txt to uppercase and put results in agile-upper.txt