diff --git a/.gitignore b/.gitignore
index 6b8fd1099478654b1f30af2ebc8d24e8b37f7567..c6f70fa8c6686d3d66c2c10542d28ba0ce2e1555 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,4 +6,5 @@ release/
 debug/
 *.o
 *.obj
-*.a
\ No newline at end of file
+*.a
+*.out
\ No newline at end of file
diff --git "a/exercises/huanhuilong/\344\270\255\347\255\211/\346\237\245\346\211\276\347\202\271\345\234\250\350\207\252\347\204\266\345\214\272\351\227\264\347\232\204\345\235\220\346\240\207/a.out" "b/exercises/huanhuilong/\344\270\255\347\255\211/\346\237\245\346\211\276\347\202\271\345\234\250\350\207\252\347\204\266\345\214\272\351\227\264\347\232\204\345\235\220\346\240\207/a.out"
deleted file mode 100755
index b9cd32ff87a659d9553ad918aebeefb83fb164ee..0000000000000000000000000000000000000000
Binary files "a/exercises/huanhuilong/\344\270\255\347\255\211/\346\237\245\346\211\276\347\202\271\345\234\250\350\207\252\347\204\266\345\214\272\351\227\264\347\232\204\345\235\220\346\240\207/a.out" and /dev/null differ