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1. Replace Character2. Remove Character3. Insert Character at Position4. Remove First Character5. Remove Last Character6. Swap First and Last Character7. Duplicate String N Times8. Add Characters Between Each Character9. Remove All Occurrences of Substring10. Reverse Each Word

Swap First and Last Character

Swap first and last character.

IntermediatePhase 5 - Category 4: String TransformationExample 6 of 10
swap-first-and-last-character.py
1# Take string input
2s = input("Enter a string: ")
3

4# Swap first and last
5if len(s) >= 2:
6    result = s[-1] + s[1:-1] + s[0]
7    print(f"After swap: {result}")
8else:
9    print("String too short")

Output

Enter a string: Hello
After swap: oellH

What's going on

Reconstruct string with swapped characters.

Key Concepts:

s[-1] is last character
s[1:-1] is middle part
s[0] is first character

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