diff --git a/pythonProject/test/8.py b/pythonProject/test/8.py
new file mode 100644
index 0000000..c9a6c19
--- /dev/null
+++ b/pythonProject/test/8.py
@@ -0,0 +1,6 @@
+s=0
+i=0
+while i<=100:
+    s=s+i
+    i+=1
+print(s)
\ No newline at end of file
diff --git a/pythonProject/test/9.py b/pythonProject/test/9.py
new file mode 100644
index 0000000..ffa3d77
--- /dev/null
+++ b/pythonProject/test/9.py
@@ -0,0 +1,11 @@
+# for i in 'chenxuan':
+#     print(i)
+
+# s=0
+# for i in range(1,101):
+#     s=s+i
+#     if i==100:
+#         print(s)
+a=[1,2,3,4,5]
+for i in a:
+    print(i,end=' xx ')
\ No newline at end of file