2017 day23 part2

1 files changed, 21 insertions, 2 deletions

diff --git a/src/2017/day23/aoc.cpp b/src/2017/day23/aoc.cpp
index 7d990e3..4d44c24 100644
--- a/src/2017/day23/aoc.cpp
+++ b/src/2017/day23/aoc.cpp
@@ -81,7 +81,7 @@ static size_t exec(size_t index, const std::vector<line_view>& todos, int64_t rs
   return index;
 }
 
-static void part1(const std::vector<line_view>& todos) {
+static void part1(std::vector<line_view> todos) {
   size_t index{0};
   int64_t rs[26] = {0};
 
@@ -90,15 +90,34 @@ static void part1(const std::vector<line_view>& todos) {
   }
 }
 
+static void part2(std::vector<line_view> todos) {
+  size_t index{0};
+  int64_t rs[26] = {0};
+  rs[0] = 1; // a is 1
+  auto print = [](int64_t is[26]) {
+    for (char c = 'a'; c <= 'h'; c++) {
+      printf("%c[%ld] ", c, is[c - 'a']);
+    }
+    printf("\n");
+  };
+
+  while (index < todos.size()) {
+    std::cout << todos[index] << " ";
+    index = exec(index, todos, rs);
+    print(rs);
+  }
+}
+
 std::pair<int64_t, int64_t> day23(line_view file) {
   std::vector<line_view> todos;
   per_line(file, [&todos](line_view lv) {
-    todos.push_back(lv);
+    todos.push_back({lv.line, lv.length - 1});
     return true;
   });
 
   part1(todos);
   int64_t t0 = fs[2].c;
+  part2(todos);
 
   return {t0, 0};
 }