save project

diy.py

 # 写入同学们的捐赠明细：'小兰：12本'
+
+lihip=open(r"C:\Users\Administrator\Desktop\text.txt","w",encoding="utf-8")
+lihip.write("小兰：12\n")
+lihip.write("小丽：11\n")
+lihip.write("李文：9\n")
+lihip.write("张伟：16\n")
+
 lihip=open(r"C:\Users\Administrator\Desktop\text.txt","a",encoding="utf-8")
-lihip.write("小兰：12\n小丽：11\n李文：9\n张伟：16")
-lihip.close()
-lihip=open(r"C:\Users\Administrator\Desktop\text.txt","a",encoding="utf-8")
-lihip.write("小强：12\n李明：15")
+lihip.write("小强：12\n")
+lihip.write("李明：15\n")
+lihip.write("小兰：12\n")
 lihip.close()
 lihip=open(r"C:\Users\Administrator\Desktop\text.txt","r",encoding="utf-8")
 a=lihip.read()
 print(a)
 lihip.close()
+with open(r"C:\Users\Administrator\Desktop\text.txt","r",encoding="utf-8")  as lihip:
+    for  i in lihip :
+        if "小强：12" in i:
+            print('在')
\ No newline at end of file