save project

2.py/3.py

+def new_input():
+    total = []
+    while True:
+        unit= input('请输入（a退出）：')
+        if unit== 'a':
+            break
+        else:
+            try:
+                unit=int(unit)
+            except:
+                print("重新输入一个整数")
+            else:
+                total.append(unit)
+    print(total)
+new_input()