save project

diy.py

 with open(r"C:\Users\Administrator\Desktop\sales_list.txt",'r',encoding='utf-8') as file:
 with open(r"C:\Users\Administrator\Desktop\sales_list.txt",'r',encoding='utf-8') as file:
     a=file.readlines()
     a=file.readlines()
+    #print(a)
+k=0
+l=0
+n=1
 for i in a:
 for i in a:
-    print(i)
+    h=i.split()
\ No newline at end of file
+for j in range(13):
+    k=int(h[n])
+    l+=k
+    n+=1
+print(l)