swap or reverse
Try to swap or reverse the line as needed.
Start file
abcdefghijklmn
End file
abcdefghijklmn bcdefghijklmna cdefghijklmnba defghijklmncba efghijklmndcba fghijklmnedcba ghijklmnfedcba hijklmngfedcba ijklmnhgfedcba jklmnihgfedcba klmnjihgfedcba lmnkjihgfedcba mnlkjihgfedcba nmlkjihgfedcba
View Diff
1a2,14 > bcdefghijklmna > cdefghijklmnba > defghijklmncba > efghijklmndcba > fghijklmnedcba > ghijklmnfedcba > hijklmngfedcba > ijklmnhgfedcba > jklmnihgfedcba > klmnjihgfedcba > lmnkjihgfedcba > mnlkjihgfedcba > nmlkjihgfedcba
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