save project

.py

+with open("C:\\Users\\Administrator\\Desktop\\sales_list.txt","r",encoding="utf-8")as file:
+    a=file.readlines()
+
+abcd=[]
+for i in a:
+    data=i.split()
+    sum=0
+    for salse in data[1:]:
+        sum=sum+int(salse)
+        w=data[0]+str(sum)
+        abcd.append(w)
+
+with open("C:\\Users\\Administrator\\Desktop\\sales_list.txt","w",encoding="utf-8")as file:
+    file.writelines(abcd)
+        
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