diff --git a/Luogu/P3850/P3850.cpp b/Luogu/P3850/P3850.cpp
new file mode 100644
index 00000000..65efaf4b
--- /dev/null
+++ b/Luogu/P3850/P3850.cpp
@@ -0,0 +1,33 @@
+#include <iostream>
+#include <string>
+#include <vector>
+
+using std::cin;
+using std::cout;
+const char endl = '\n';
+
+int n, m, q, x, book;
+std::vector<int> a;
+std::string s, books[100205];
+
+int main() {
+    std::ios::sync_with_stdio(false);
+    cin >> n;
+    for (int i = 1; i <= n; i++) {
+        cin >> s;
+        books[++book] = s;
+        a.push_back(book);
+    }
+    cin >> m;
+    for (int i = 1; i <= m; i++) {
+        cin >> s >> x;
+        books[++book] = s;
+        a.insert(a.begin() + x, book);
+    }
+    cin >> q;
+    while (q--) {
+        cin >> x;
+        cout << books[a[x]] << endl;
+    }
+    return 0;
+}