save project

diy.py

 with open(r"C:\Users\Administrator\Documents\lesson13-1\sales_list.txt","r",encoding="utf-8") as a :
 with open(r"C:\Users\Administrator\Documents\lesson13-1\sales_list.txt","r",encoding="utf-8") as a :
     e=a.readlines()
     e=a.readlines()
-for i in a:
+for i in e:
     data=i.split()
     data=i.split()
-    print(data(0))
-    print(data(1:))
+    sum=0
+    for w in data[1:]:
+        sum=sum+int(w)
+    print(sum)
+