1 files changed, 11 insertions, 0 deletions
diff --git a/include/06.keyboard/deo12 b/include/06.keyboard/deo12
new file mode 100644
index 0000000..b40c42b
--- /dev/null
+++ b/include/06.keyboard/deo12
@@ -0,0 +1,11 @@
+void keyup()
+{
+    if(buffer_current>0)
+    {
+        buffer_size[buffer_current]=buffer_index;
+        for(size_t i=0;i<buffer_index;i++) deletelast();
+        buffer_current--;
+        buffer_index=buffer_size[buffer_current];
+        printf("%s",buffer[buffer_current]);
+    }
+}