Quote:
data is like this
1 10 a
1 b
1 c
2 5 d
3 7 e
1 10 a
1 b
1 c
4 8 f
5 2 g
1 10 a
1 b
1 c
6 1 h
in this 1 one repeating like my data i want to delete repeated
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So, you are saying that the following values are repeated:
1 10 a
1 b
1 c
2 5 d
3 7 e
1 10 a
1 b
1 c
4 8 f
5 2 g
1 10 a
1 b
1 c
6 1 h
So you want to delete the
red ones. Is that correct?