3480: 奇偶位互换

Memory Limit:32 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:0 Solved:0

Description

[md] 给定一个长度为偶数位的0,1字符串,请编程实现串的奇偶位互换。 [/md]

Sample Input Copy

2
0110
1100

Sample Output Copy

1001
1100