day 19 part 2

1 files changed, 11 insertions, 3 deletions

diff --git a/22.19/main.cpp b/22.19/main.cpp
index 45985c9..d4600db 100644
--- a/22.19/main.cpp
+++ b/22.19/main.cpp
@@ -1,3 +1,5 @@
+/* Part two runs orders of magnitude slower. */
+
 #include <algorithm>
 #include <cstdio>
 #include <optional>
@@ -87,9 +89,15 @@ main()
 		"Each geode robot costs %d ore and %d obsidian. ";
 	int id;
 	MatMat costs = {0};
-	int total = 0;
+	int partOne = 0;
+	int partTwo = 1;
 	while (scanf(fmt, &id, &costs[Ore][Ore], &costs[Clay][Ore], &costs[Obs][Ore], &costs[Obs][Clay], &costs[Geode][Ore], &costs[Geode][Obs]) == 7) {
-		total += id * State{.rem=24}.best(costs);
+		partOne += id * State{.rem=24}.best(costs);
+		if (id <= 3) {
+			partTwo *= State{.rem=32}.best(costs);
+			printf("two %d\n", partTwo);
+		}
 	}
-	printf("%d\n", total);
+	printf("%d\n", partOne);
+	printf("%d\n", partTwo);
 }