diff --git a/caching/a-constant-algorithm-for-implementing-the-lfu-cache-eviction-scheme.pdf b/caching/a-constant-algorithm-for-implementing-the-lfu-cache-eviction-scheme.pdf new file mode 100644 index 0000000..be99e9b Binary files /dev/null and b/caching/a-constant-algorithm-for-implementing-the-lfu-cache-eviction-scheme.pdf differ