Question

Find output generated by the following code: x="hello world"
print(x[:2],x[:‐2],x[‐2:])
print(x[6],x[2:4])
print(x[2:‐3],x[‐4:‐2])

Answer 1

you have a error in your code :)

output:

Traceback (most recent call last):

 File "/usr/lib/python3.7/py_compile.py", line 143, in compile

   _optimize=optimize)

 File "<frozen importlib._bootstrap_external>", line 791, in source_to_code

 File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed

 File "./prog.py", line 2

   print(x[:2],x[:‐2],x[‐2:])

                   ^

SyntaxError: invalid character in identifier

During handling of the above exception, another exception occurred:

Traceback (most recent call last):

 File "<string>", line 1, in <module>

 File "/usr/lib/python3.7/py_compile.py", line 147, in compile

   raise py_exc

py_compile.PyCompileError:   File "./prog.py", line 2

   print(x[:2],x[:‐2],x[‐2:])

                   ^

SyntaxError: invalid character in identifier