1 files changed, 3 insertions, 0 deletions
diff --git a/lib/stdio.h b/lib/stdio.h
index cf3a33f..201cce1 100644
--- a/lib/stdio.h
+++ b/lib/stdio.h
@@ -1,3 +1,6 @@
 #pragma once
 
+/**
+ * Supports %s (string), %d (decimal), %u (unsigned), %x (hexadecimal)
+ */
 int printf(const char *restrict format, ...);