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1 files changed, 27 insertions, 0 deletions

diff --git a/9p21.cpp b/9p21.cpp
new file mode 100644
index 0000000..be101b9
--- /dev/null
+++ b/9p21.cpp
@@ -0,0 +1,27 @@
+#include <iostream>
+#include <list>
+#include <vector>
+
+/*
+ *
+ * 9.21
+ *
+ * It's the same thing. Vector does not have push_front so this would be necessary.
+ * It's an expensive operation to do this so it woul be best to use a deque
+ */
+
+int main () {
+
+	std::string word;
+	std::vector<std::string> lst;
+	auto iter = lst.begin();
+	while (std::cin >> word) {
+		iter = lst.insert(iter, word); // same as calling push_front
+	}
+
+	for(auto &a : lst) {
+		std::cout << a << std::endl;
+	}
+
+	return 0;
+}