Add Single Random Draw as an additional coin selection algorithm #17526

[rajarshimaitra]

Session Details

• Date: 06-04-2023
• Time: IST 20:00 (UTC 14:30)
• PR: https://github.com/bitcoin/bitcoin/pull/17526
• Context: [Wallet]
• Difficulty: Moderate
• Language: [python][c++]
• Notes and Questions: https://bitcoincore.reviews/17526

Summary

This PR adds a new coinselection algorithm, SingleRandomDraw as a fallback to existing algorithms if they don't find any solutions.

Learning

• Wallet UTXO management.
• CoinSelection Alogythms
• Core's Coin Selection framework.
• Functional testing with coinselection.

  Note: Drop your PR and review related questions below