Merge remote-tracking branch 'upstream/master'

1 files changed, 24 insertions, 0 deletions

diff --git a/challenge-069/ash/cpp/ch-2.cpp b/challenge-069/ash/cpp/ch-2.cpp
new file mode 100644
index 0000000000..74cae7876b
--- /dev/null
+++ b/challenge-069/ash/cpp/ch-2.cpp
@@ -0,0 +1,24 @@
+// Compile as: g++ -std=c++17 ch-2.cpp
+
+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+int main() {
+    vector<bool> bits;
+    bits.push_back(0);
+
+    for (int n = 2; n <= 8; n++) {
+        int size = bits.size();
+        bits.push_back(0);
+
+        cout << 'S' << n << " = ";
+
+        for (int m = 1; m <= size; m++)
+            bits.push_back(!bits[size - m]);
+
+        for (auto x : bits) cout << x;
+        cout << endl;
+    }
+}