/in/foo.cc: In function 'int main()':
/in/foo.cc:22:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(i = 0;ss[i]!='.'&&i<ss.size();i++)
                          ~^~~~~~~~~~
/in/foo.cc:47:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(to_string(a).size()!=numa||ss[i+1]<'0'||ss[i+1]>'9')
        ~~~~~~~~~~~~~~~~~~~^~~~~~
/in/foo.cc:58:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
      for(;ss[i]!='.'&&i<ss.size();i++)
                       ~^~~~~~~~~~
/in/foo.cc:83:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       if(to_string(b).size()!=numb||ss[i+1]<'0'||ss[i+1]>'9')
          ~~~~~~~~~~~~~~~~~~~^~~~~~
/in/foo.cc:94:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
        for(;ss[i]!='.'&&i<ss.size();i++)
                         ~^~~~~~~~~~
/in/foo.cc:119:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if(to_string(c).size()!=numc||ss[i+1]<'0'||ss[i+1]>'9')
            ~~~~~~~~~~~~~~~~~~~^~~~~~
/in/foo.cc:130:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          for(;ss[i]!=':'&&i<ss.size();i++)
                           ~^~~~~~~~~~
/in/foo.cc:155:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           if(to_string(d).size()!=numd||ss[i+1]<'0'||ss[i+1]>'9')
              ~~~~~~~~~~~~~~~~~~~^~~~~~
/in/foo.cc:166:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
            for(;i<ss.size();i++)
                 ~^~~~~~~~~~
/in/foo.cc:191:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             if(to_string(e).size()!=nume)
                ~~~~~~~~~~~~~~~~~~~^~~~~~
/in/foo.cc:233:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(i = 0;ss[i]!='.'&&i<ss.size();i++)
                          ~^~~~~~~~~~
/in/foo.cc:258:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(to_string(a).size()!=numa||ss[i+1]<'0'||ss[i+1]>'9')
        ~~~~~~~~~~~~~~~~~~~^~~~~~
/in/foo.cc:269:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
      for(;ss[i]!='.'&&i<ss.size();i++)
                       ~^~~~~~~~~~
/in/foo.cc:294:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       if(to_string(b).size()!=numb||ss[i+1]<'0'||ss[i+1]>'9')
          ~~~~~~~~~~~~~~~~~~~^~~~~~
/in/foo.cc:305:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
        for(;ss[i]!='.'&&i<ss.size();i++)
                         ~^~~~~~~~~~
/in/foo.cc:330:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if(to_string(c).size()!=numc||ss[i+1]<'0'||ss[i+1]>'9')
            ~~~~~~~~~~~~~~~~~~~^~~~~~
/in/foo.cc:341:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
          for(;ss[i]!=':'&&i<ss.size();i++)
                           ~^~~~~~~~~~
/in/foo.cc:366:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
           if(to_string(d).size()!=numd||ss[i+1]<'0'||ss[i+1]>'9')
              ~~~~~~~~~~~~~~~~~~~^~~~~~
/in/foo.cc:377:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
            for(;i<ss.size();i++)
                 ~^~~~~~~~~~
/in/foo.cc:402:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             if(to_string(e).size()!=nume)
                ~~~~~~~~~~~~~~~~~~~^~~~~~