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Dasher Picker Using HashMap

Implement a system to maintain a list of dashers using a hash map data structure with functionality for random selection of dashers.

Asked at:

DoorDash

Question Timeline

See when this question was last asked and where, including any notes left by other candidates.

Mid May, 2026

DoorDash

Senior

Early April, 2026

DoorDash

Mid-level

Early March, 2026

DoorDash

Mid-level

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Dasher Picker Using HashMap | Hello Interview