day 10, part 2, aoc 2022

1 files changed, 16 insertions, 1 deletions

diff --git a/2022/src/day10.cpp b/2022/src/day10.cpp
index 76c953c..5238474 100644
--- a/2022/src/day10.cpp
+++ b/2022/src/day10.cpp
@@ -21,7 +21,6 @@ read_file(string_view filename)
                         reg_x += stoi(line.substr(add_instr.size()));
                 }
         }
-        cycles.emplace_back(reg_x);
 
         return cycles;
 }
@@ -36,9 +35,25 @@ part1(const vector<int>& cycles)
         cout << sum << endl;
 }
 
+void
+part2(const vector<int>& cycles)
+{
+        static const size_t width = 40;
+        for ( size_t cycle = 0; cycle != cycles.size(); ++cycle ) {
+                auto column = cycle % width;
+                if ( column == 0 ) {
+                        cout << '\n';
+                }
+                auto res = static_cast<int>(column) - cycles[cycle];
+                cout << " #"[res == -1 || res == 0 || res == 1];
+        }
+        cout << endl;
+}
+
 int
 main()
 {
         const auto cycles = read_file("data/day10.txt");
         part1(cycles);
+        part2(cycles);
 }