diff --git a/diy.py b/diy.py
new file mode 100644
index 0000000..e999130
--- /dev/null
+++ b/diy.py
@@ -0,0 +1,5 @@
+# 写入同学们的捐赠明细:'小兰:12本'、'小丽:11本'、'李文:9本'、'张伟:16本'
+file1= open(r'c:\Users\CM\Desktop\book.txt','a',encoding='utf-8')
+file1.write('小强:10本\n')
+file1.write('李明:15本\n')
+file1.close()
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