Exercise: display unique rows of a file - video
Exercise: display unique rows of a file
Given a the following file:
examples/rows_of_file.txt
A 1 B 2 A 2 C 3 B 2 D 4 C 1
Create another file in which the first character is unique:
A 1 B 2 C 3 D 4
Published on 2015-07-02
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