{"id":"bin-count-for-popcount","text":"The repo uses `bin(n).count('1')` as the standard Python popcount idiom; no bit-manipulation tricks or `int.bit_count()` (Python 3.10+) are used","truth_value":"IN","source":"entries/2026/06/06/prime-number-of-set-bits-in-binary-representation-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":["string-over-arithmetic-for-digit-ops"],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"bin-count-for-popcount","truth_value":"IN","reason":"premise"}]}}