foo.cc: In function 'long long int solve(long long int)':
foo.cc:14:9: warning: 'count' may be used uninitialized in this function [-Wmaybe-uninitialized]
  return count;
         ^~~~~
foo.cc: In function 'int main()':
foo.cc:14:9: warning: 'count' may be used uninitialized in this function [-Wmaybe-uninitialized]
  return count;
         ^~~~~
foo.cc:6:9: note: 'count' was declared here
     int count;
         ^~~~~

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