cmake build

main.cpp

@@ -0,0 +1,21 @@
+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+struct ListNode {
+      int val;
+      ListNode *next;
+      ListNode(int x) : val(x), next(NULL) {}
+};
+
+class Solution {
+public:
+    vector<int> reversePrint(ListNode* head) {
+
+    }
+};
+
+int main(int, char**) {
+    std::cout << "Hello, world!\n";
+}