．银行业务队列模拟：假设某银行某网点有A和B两个业务窗口，其中A办理业务的速度是B的2倍。给定到达银行的顾客序列，请按业务完成的顺序输出顾客序列。（假定不考虑顾客先后到达的时间间隔，并且当不同窗口同时处理完2个顾客时，A窗口顾客优先输出。）

a. 输入说明：输入为一行正整数，其中第1个数字N（N<=1000）为顾客总数，后面跟着N位顾客的编号。编号为奇数的顾客需要到A窗口办理业务，为偶数的顾客则去B窗口。数字间以空格分隔。

b．输出说明：按业务处理完成的顺序输出顾客的编号。数字间以空格分隔，但最后一个编号后不能有多余的空格。

-. Banking queue simulation: Suppose a bank has a branch two business windows A and B, where A is the rate for business B of 2 times. Given the sequence of Customers Bank, please complete the order by business customers sequence output. (Assuming that the customer has arrived without considering the interval, and when finished in different windows simultaneously two customers, A customer priority output window.) A Input Note: a positive integer input line, where the first digit N (N <　= 1000) of the total number of customers, followed by N-bit customer number. Odd numbered window A customer needs to conduct business, the customer is even went to B window. Between numbers separated by spaces. b. Output Descr iption: Order processing is completed by business customers of the output number. Between numbers separated by spaces, but can not have extra space after the last number.