output_2.txt

This is line 1
This is line 2
This is line 3
This is line 4
This is line 5
This is line 6
This is line 7
This is line 8
This is line 9
this is line 10
this is line 11
this is line 12
this is line 13
this is line 14
this is line 15
this is line 16
this is line 17
this is line 18
this is line 19
this is line 20
this is line 21
this is line 22
this is line 23
this is line 24
this is line 25
this is line 26
this is line 27
this is line 28
this is line 29
this is line 30
this is the last line. it is line 40