diff --git a/test.c b/test.c
new file mode 100644
index 0000000..953e19c
--- /dev/null
+++ b/test.c
@@ -0,0 +1,11 @@
+#include "6.0s1.h"
+
+int main(void) {
+    int p = read_int();
+    write_int(p);
+    write_char('\n');
+    read_pnl();
+    int q = read_char();
+    write_char(q);
+    write_char('\n');
+}
\ No newline at end of file