save project

diy.py

+# 写入同学们的捐赠明细：'小兰：12'、''、''、''
+with open(r'C:\Users\Administrator\Desktop\text.txt','w',encoding='utf-8') as a:
+    a.write('小强：12')
+    a.write('小吗：15')
+    new_i=""
+with open(r'C:\Users\Administrator\Desktop\text.txt','r',encoding='utf-8') as a:
+    for i in a:
+        if '小强：12' in i:
+            i=i.replace('小强：12','小强：645')
+        new_i+=i
+with open(r'C:\Users\Administrator\Desktop\text.txt','w',encoding='utf-8') as a:
+    a.write(new_i)
\ No newline at end of file