auto save

strong.py

+list=[]
+while True:
+    unnit=input("请输入价格：")
+    if unnit=='q':
+        break
+    else:
+        try:
+            unnit=int(unnit)
+        except:
+            print("请输入整数！")
+        else:
+            list.append(unnit) 
+print(list)
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