foo.cc: In function ‘int get_digit_1092(std::vector<int>&, std::vector<bool>&, long long int)’:
foo.cc:31:14: warning: comparison of integer expressions of different signedness: ‘long long int’ and ‘std::vector<int>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   31 |     while(pt < nums.size()) {
      |           ~~~^~~~~~~~~~~~~