save project

diy.py

 file1=open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')
 file1=open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')
 a=file1.readlines()
 a=file1.readlines()
 # print(a)
 # print(a)
+b=[]
 for i in a:
 for i in a:
     new_i=i.split()
     new_i=i.split()
     # print(new_i[1:])
     # print(new_i[1:])
     sum=0
     sum=0
     for sales in new_i[1:]:
     for sales in new_i[1:]:
         sum=sum+int(sales)
         sum=sum+int(sales)
-    print(new_i[0]+str(sum))
+        c=new_i[0]+str(sum)+'\n'
\ No newline at end of file
+    b.append(c)
+    print(new_i[0]+str(sum))
+with open(r'c:\Users\Administrator\Documents\lesson13-1\sales.txt','w',encoding='utf-8') as file1:
+    file1.writelines(b)
\ No newline at end of file