The document contains multiple repetitions of a URL for a programming problem on acmicpc.net and grids of numbers. It links to the problem page on solving a chess knight's tour and shares a gist with sample code.

1. choi@startlink.io

2. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

3. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

4. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

5. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

6. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

7. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

8. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17
0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

9. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

10. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17
0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

11. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17
0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

12. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17
0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17

13. https://www.acmicpc.net/problem/1648
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0 1 2 3 4 5
6 7 8 9 10 11
12 13 14 15 16 17
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14. https://www.acmicpc.net/problem/1648
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15. https://www.acmicpc.net/problem/1648
• https://gist.github.com/Baekjoon/b575f09e963137fd2b1e