foo.cc:9:0: warning: ignoring #pragma warning  [-Wunknown-pragmas]
 #pragma warning(disable : 4996)
 
foo.cc: In function 'int main()':
foo.cc:19:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i <= s.length(); i++)
                  ~~^~~~~~~~~~~~~
foo.cc:24:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int j = 1; j < ss.length(); j++)
                     ~~^~~~~~~~~~~~~
foo.cc:26:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
      if (j == ss.length()-1)
          ~~^~~~~~~~~~~~~~~~
foo.cc:30:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       for (int k = 1; k < ss.length(); k++)
                       ~~^~~~~~~~~~~~~

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