save project

diy.py

+def add_sum():
+    money = []
+    count = 0
+    while True:
+        a = input("请输入价格,结束请输入q\n")
+        if a == "q":
+            break
+        else:
+            money.insert(0,int(a))
+    for i in money:
+        count = count + i
+    return(count)
+print("您本次消费共"+str(add_sum())+"元")
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