2016 day11 model

1 files changed, 48 insertions, 1 deletions

diff --git a/src/2016/day11/aoc.h b/src/2016/day11/aoc.h
index 67f350c..5c89c3e 100644
--- a/src/2016/day11/aoc.h
+++ b/src/2016/day11/aoc.h
@@ -2,6 +2,53 @@
 #include "common.h"
 #include <vector>
 
+// F4 . .  .  .  .  .  .  .  .  .  .
+// F3 . .  .  .  .  .  .  HG HM RG RM
+// F2 . .  .  .  PM .  SM .  .  .  .
+// F1 E TG TM PG .  SG .  .  .  .  .
+//
+// F4 .  .  .  .  .
+// F3 .  .  .  LG .
+// F2 .  HG .  .  .
+// F1 E  .  HM .  LM
+//
+// 0.
+// take everythong to the forth floor
+//
+// 1.
+// there is an elevator that can move between the four floors.
+// When you enter the containment area, you and the elevator will start on the first floor.
+//
+// 2.
+// Its capacity rating means it can carry at most yourself and two RTGs or microchips in any combination.
+//
+// 3.
+// As a security measure, the elevator will only function if it contains at least one RTG or microchip.
+//
+// 4.
+// The elevator always stops on each floor to recharge,
+// Each elevator stop counts as one step, even if nothing is added to or removed from it
+//
+// 5.
+// if a chip is ever left in the same area as another RTG,
+// and it's not connected to its own RTG, the chip will be fried.
+//
+
 namespace aoc2016 {
+
+enum rtype {
+  gen,
+  chip,
+};
+
+struct ritem {
+  rtype t;
+  int id;
+
+  friend bool operator<(ritem r1, ritem r2) { return r1.id < r2.id ? true : r1.id > r2.id ? false : r1.t < r2.t; }
+  bool match(ritem r) const noexcept { return id == r.id && t != r.t; }
+  bool fried_with(ritem r) const noexcept { return id != r.id && t != r.t; }
+};
+
 std::pair<int64_t, int64_t> day11(line_view);
-}
+} // namespace aoc2016