Class LFUCache<K, V>

Example

const cache = new LFUCache<string, number>(2); // Cache with capacity of 2 items
cache.put('a', 1);
cache.put('b', 2);
console.log(cache.get('a')); // Outputs: 1
cache.put('c', 3);           // 'b' is evicted because it is the least frequently used
console.log(cache.get('b')); // Outputs: null (since 'b' was evicted)
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