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  1. # your code goes here
  2. a=[[1,2,3],[1,2,3], [1,2,3]]
  3. b=[[1,2,3],[1,2,3], [1,2,3]]
  4. c=[[0,0,0],[0,0,0],[0,0,0]]
  5. for i in range(3):
  6. for j in range(3):
  7. for K in range(3):
  8. c[i][j]=a[i][K]*b[K][j]
  9. print(c[i][j], end=" ")
  10. print()
  11.  
  12.  
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
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 8
    c[i][j]=a[i][K]*b[K][j]
                          ^
TabError: inconsistent use of tabs and spaces in indentation

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: Sorry: TabError: inconsistent use of tabs and spaces in indentation (prog.py, line 8)
stdout
Standard output is empty