If sum of digits is 0 , then a number is possible only if number of digits is 1.
if ( s == 0 ) : NEW_LINE INDENT if ( m == 1 ) : NEW_LINE INDENT print ( " Largest ▁ number ▁ is ▁ " , "0" , end = " " ) NEW_LINE DEDENT else : NEW_LINE INDENT print ( " Not ▁ possible " , end = " " ) NEW_LINE DEDENT return NEW_LINE DEDENT