auto save

day3.py

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