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Remove Duplicate Lines
Lists ko clean karo — duplicate lines remove, trim options, case sensitivity, keep-first/keep-last.
Input lines
10
Unique lines
4
Removed
6
Empty lines
0
Input
Output
36 chars
apple banana tooler work hello world
How it works
- Keep First: first occurrence stays.
- Keep Last: last occurrence stays.
- Trim + Collapse: extra spaces normalize ho jaate hain.
- Case Sensitive OFF: Apple = apple.