save project

diy.py

 with open(r'c:\Users\LEGO\Documents\lesson13-1\sales_list.txt',"r",encoding='utf-8') as file:
 with open(r'c:\Users\LEGO\Documents\lesson13-1\sales_list.txt',"r",encoding='utf-8') as file:
     a=file.readlines()
     a=file.readlines()
-    for i in a:
-        print(i)
+    b=a[0]
+    c=0
\ No newline at end of file
+    for i in b:
+        c=c+1
+    print(c)
+    d=b[3:64]
+    print(d)
+    
\ No newline at end of file