diff --git a/src/ignition_cells.cpp b/src/ignition_cells.cpp
new file mode 100644
index 0000000..9a3cedd
--- /dev/null
+++ b/src/ignition_cells.cpp
@@ -0,0 +1,22 @@
+#include "ignition_cells.hpp"
+
+#include <string>
+#include <vector>
+
+#include "types.h"
+
+#include "csv.hpp"
+
+IgnitionCells read_ignition_cells(std::string filename) {
+
+  std::ifstream file(filename);
+
+  CSVIterator loop(file);
+  loop++; // skip first line
+
+  IgnitionCells ignition_cells;
+
+  for (; loop != CSVIterator(); ++loop) {
+    ignition_cells.push_back({ atoi((*loop)[0].data()), atoi((*loop)[1].data()) });
+  }
+}
diff --git a/src/ignition_cells.hpp b/src/ignition_cells.hpp
new file mode 100644
index 0000000..8ee3508
--- /dev/null
+++ b/src/ignition_cells.hpp
@@ -0,0 +1,13 @@
+#ifndef _IGNITIONS_CELLS_HPP
+#define _IGNITIONS_CELLS_HPP
+
+#include <string>
+#include <vector>
+
+#include "types.h"
+
+typedef std::vector<std::pair<uint, uint>> IgnitionCells;
+
+IgnitionCells read_ignition_cells(std::string filename);
+
+#endif
\ No newline at end of file