#include "exodusIIcpp/exodusIIcpp.h"

exodusIIcpp::File exo("file.exo", exodusIIcpp::FileAccess::READ);
exo.read();

auto & x = exo.get_x_coords();
auto & y = exo.get_y_coords();

for (auto & eb : exo.get_element_blocks()) {
  ...
}

for (auto & ns : exo.get_node_sets()) {
  ...
}

for (auto & ss : exo.get_side_sets()) {
  ...
}