SPOJ - ABCPATH
This is a simple $2d$ Graph Traversal Problem. We can use multi-source BFS or DFS.
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UVa 441 - Lotto
This is a nice complete search problem. This problem asks us to print all size $6$ combinations of a subset whose size is $k$ and...
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UVa 401 - Palindromes
Pretty straightforward problem. But I made one small mistake when checking for mirrored strings.
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How to reverse an array
You can reverse an array both iteratively and recursively in $\mathcal{O}(n)$ time with $\mathcal{O}(1)$ space.
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UVa 1753 - Need For Speed
An interesting binary search problem. This problem appeared in the ACM ICPC World Finals 2017.
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