save project

first.py

+new_a=''
+with open(r"C:\Users\ZR\Desktop\test.txt",'r',encoding='utf-8')as filt:
+    for a in filt:
+        if '小强：11本' in a:
+            a=a.replace('小强：11本','小强：12本')
+        if '小兰：12本' in a:
+            a=a.replace('小兰：12本','小兰：14本')
+        new_a+=a 
+
+       
+       
+print(new_a) 
+with open(r"C:\Users\ZR\Desktop\test.txt",'w',encoding='utf-8')as filt:
+    filt.write(new_a)       
\ No newline at end of file