Add input validation to coin change algorithms#1878

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MayankSharma-2812 wants to merge 7 commits intoTheAlgorithms:masterfrom

MayankSharma-2812:add-validation-to-coin-change

Commits on Jan 22, 2026

Improve N-Queens input validation and solution counting clarity
MayankSharma-2812
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Commits on Jan 23, 2026

Add input validation for empty or invalid array in binary search
MayankSharma-2812
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Commits on Jan 24, 2026

Add Quick Sort implementation in JavaScript
MayankSharma-2812
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Commits on Jan 25, 2026

Handle empty array input in selection sort
MayankSharma-2812
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Commits on Jan 26, 2026

Avoid mutating input array in bubble sort implementations
MayankSharma-2812
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Commits on Jan 27, 2026

Add input validation to longest subarray sum algorithm
MayankSharma-2812
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Commits on Jan 30, 2026

Add input validation to coin change algorithms
MayankSharma-2812
committed