num.cpp:9:  Line ends in whitespace.  Consider deleting these extra spaces.  [whitespace/end_of_line] [4]
num.cpp:9:  Redundant blank line at the start of a code block should be deleted.  [whitespace/blank_line] [2]
num.cpp:9:  Redundant blank line at the end of a code block should be deleted.  [whitespace/blank_line] [3]
num.cpp:10:  Could not find a newline character at the end of the file.  [whitespace/ending_newline] [5]
Done processing num.cpp
Total errors found: 4