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Time Limit: 1 SecMemory Limit: 1024 MiB
Example Input 1
1
Example Output 1
[
Example Input 2
2
Example Output 2
[[[ [ [[[
Example Input 3
3
Example Output 3
[[[[[[[[[ [ [ [ [[[[[[[[[ [[[ [ [[[ [[[[[[[[[ [ [ [ [[[[[[[[[
1
[
2
[[[ [ [[[
3
[[[[[[[[[ [ [ [ [[[[[[[[[ [[[ [ [[[ [[[[[[[[[ [ [ [ [[[[[[[[[