save project

diy.py

-with open(r'C:\Users\CM\Desktop\sales_list.txt','r',encoding='utf-8') as file:
-    a=file.read()
-    print(int(a[3:5]))
+#with open(r'C:\Users\CM\Desktop\sales_list.txt','r',encoding='utf-8') as file:
+    a=file.readlines()
+
\ No newline at end of file
+for i in a:
+    data=i.split()
+    sum=0
+    for sales in data[1:]:
+        sum=sum+int(sales)
+    print(sum)
\ No newline at end of file