Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it. Brian Kernighan
grep command is used to search text or searches the given file for lines containing a match to the given strings or words.
The grep search the string from given file and returns the number of occurrences and index for each string in the file. Write program to take file, search string and find the number of occurrences and list of index values from the given string.
Search file Name: 'src/com/dsacode/Algorithm/search/FileGrep.java' Search keyword: 'static' Mapped from 0 for 3709 Times found at: 4 Word found at: 13, 15, 66, 76