@class NSArray, NSMutableDictionary; @interface BPSHistogram : NSObject { NSMutableDictionary *_backingDictionary; NSArray *_keyType; } - (id)init; - (void).cxx_destruct; - (void)removeAllScores; - (id)allKeysAtLevel:(unsigned long long)a0; - (BOOL)_correctKeyType:(id)a0; - (void)_enumerateWithBlock:(id /* block */)a0 node:(id)a1 currentKey:(id)a2 stop:(BOOL *)a3; - (void)_setKeyTypeFromKey:(id)a0; - (void)addScore:(id)a0 forKey:(id)a1; - (void)enumerateKeysAndScoresUsingBlock:(id /* block */)a0; - (void)removeScoreForKey:(id)a0; - (id)scoreForKey:(id)a0; @end