diff --git a/tests/exercises/echo-function/solution/correct.cpp b/tests/exercises/echo-function/solution/correct.cpp
new file mode 100644
index 00000000..bec305d0
--- /dev/null
+++ b/tests/exercises/echo-function/solution/correct.cpp
@@ -0,0 +1,15 @@
+#include <string>
+
+std::string echo(std::string content) {
+    return content;
+}
+
+
+void no_echo(std::string content) {
+    // Do nothing.
+}
+
+
+std::string to_string(int number) {
+    return std::to_string(number);
+}
diff --git a/tests/exercises/global/solution/correct.cpp b/tests/exercises/global/solution/correct.cpp
new file mode 100644
index 00000000..a6eb6119
--- /dev/null
+++ b/tests/exercises/global/solution/correct.cpp
@@ -0,0 +1 @@
+#define GLOBAL_VAR "GLOBAL"