Testing Python syntax fixes...
Checking syntax of input/file1.py...
✓ input/file1.py: Syntax OK
Checking syntax of input/file2.py...
✓ input/file2.py: Syntax OK
Checking syntax of input/file3.py...
✓ input/file3.py: Syntax OK
Checking syntax of input/file4.py...
✓ input/file4.py: Syntax OK
Checking syntax of input/file5.py...
  File "input/file5.py", line 23
    print("Configuration saved and loaded successfully!")"
                                                         ^
SyntaxError: unterminated string literal (detected at line 23)
✗ input/file5.py: Syntax ERROR

Summary:
Total files checked: 5
Files with syntax errors: 1
FAILURE: 1 file(s) still have syntax errors