diff --git a/zeta_cpp/completed/1000.cpp b/zeta_cpp/completed/1000.cpp
new file mode 100644
index 0000000..65f5d7a
--- /dev/null
+++ b/zeta_cpp/completed/1000.cpp
@@ -0,0 +1,6 @@
+#include<iostream>
+int main() {
+    int A, B;
+    std::cin >> A >> B;
+    std::cout << A+B;
+}
\ No newline at end of file
diff --git a/zeta_cpp/completed/1001.cpp b/zeta_cpp/completed/1001.cpp
new file mode 100644
index 0000000..a314504
--- /dev/null
+++ b/zeta_cpp/completed/1001.cpp
@@ -0,0 +1,6 @@
+#include<iostream>
+int main() {
+    int A, B;
+    std::cin >> A >> B;
+    std::cout << A-B; 
+}
\ No newline at end of file