DS-S95-CA2-3

Time Limit: 1 Second    Memory Limit: 4096 KB

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Input

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Output

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Sample Input

5
3 1 4 2 5
6
4 1 2 6 3 5
6
5 3 4 7 6 8
9
5 2 1 3 4 8 7 6 9 
0

Sample Output

Invalid input
Invalid input 
4 3 6 8 7 5
1 4 3 2 6 7 9 8 5

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