Hello Monks,

I am having a text file which consist of details splitted by tabspace. I want to remove the duplicates in the data. 

Input:
1    101
2    102
3    103
1    104
2    102
3    104

output:

1    101 104
2    102
3    103 104

[download]

Many thanks in advance.

cheers.

In reply to Removing duplicates by Anonymous Monk

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