diff --git a/as1/1717608_Liu_Yimian_1.pdf b/as1/1717608_Liu_Yimian_1.pdf
new file mode 100644
index 0000000..a1b164a
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diff --git a/as1/1717608_Liu_Yimian_1.zip b/as1/1717608_Liu_Yimian_1.zip
new file mode 100644
index 0000000..723dc51
Binary files /dev/null and b/as1/1717608_Liu_Yimian_1.zip differ
diff --git a/as1/Fraction_test.cpp b/as1/Fraction_test.cpp
index 25a943f..4c82428 100644
--- a/as1/Fraction_test.cpp
+++ b/as1/Fraction_test.cpp
@@ -13,7 +13,6 @@ int main()
     Fraction f = -b;
 
 
-
     cout << "Output in Fraction Form: " << endl;
     cout << "a: " << a << endl;
     cout << "b: " << b << endl;
diff --git a/as1/exe_files/exe_files_just_in_case b/as1/exe_files/exe_files_just_in_case
new file mode 100644
index 0000000..e69de29