1 files changed, 28 insertions, 1 deletions
diff --git a/src/2017/day24/aoc.h b/src/2017/day24/aoc.h
index d102bfa..9643b78 100644
--- a/src/2017/day24/aoc.h
+++ b/src/2017/day24/aoc.h
@@ -3,5 +3,32 @@
 #include <vector>
 
 namespace aoc2017 {
+
+struct component {
+  int pins[2] = {0};
+
+  void get_number(const char** pp, int* d) {
+    const char* p = *pp;
+    while (*p >= '0' && *p <= '9') {
+      *d = *d * 10 + *p - '0';
+      p++;
+    }
+    *pp = p;
+  }
+
+  void print() const noexcept { printf("%d/%d\n", pins[0], pins[1]); }
+
+  component(line_view lv) {
+    int i{0};
+    const char* p = lv.line;
+    while (p < lv.line + lv.length) {
+      if (*p >= '0' && *p <= '9') {
+        get_number(&p, &pins[i++]);
+      }
+      p++;
+    }
+  }
+};
+
 std::pair<int64_t, int64_t> day24(line_view);
-}
+} // namespace aoc2017