Code.hub on Instagram: "Dijkstra’s Algorithm finds the shortest path from a starting node to all other nodes in a weighted graph. It’s used in GPS, network routing, and AI pathfinding. How It Works: 1) Initialize: Set start node distance = 0, others = ∞. Use a priority queue. 2) Process Nodes: Pick the node with the smallest distance, update neighbors if shorter paths are found. 3) Mark Visited: Mark nodes as visited; don’t revisit. 4) Repeat: Continue until all nodes are visited or target is re

Dr. Khaled Khalifa on Instagram: "🤔 𝐇𝐨𝐰 𝐓𝐨 𝐔𝐬𝐞 𝐒𝐢𝐧𝐠𝐥𝐞 𝐅𝐢𝐥𝐞 𝐒𝐲𝐬𝐭𝐞𝐦𝐬, 𝐑𝐞𝐜𝐢𝐩𝐫𝐨𝐜 𝐁𝐥𝐮𝐞?💡 🦷 𝗥𝗲𝗰𝗶𝗽𝗿𝗼𝗰 𝗕𝗹𝘂𝗲 (𝗩𝗗𝗪) is a single-file reciprocating NiTi system engineered for efficient, safe, and predictable canal shaping. The Blue heat-treated alloy gives it outstanding flexibility & cyclic fatigue resistance 🔵 ⚙️ 𝗠𝗼𝘁𝗶𝗼𝗻: 🔁 150° CCW (cutting) ➕ 30° CW (release) ⸻ 📏 𝗙𝗶𝗹𝗲 𝗦𝗲𝗹𝗲𝗰𝘁𝗶𝗼𝗻 • ⚪ R20 – very narrow or calcified canals • 🔴 R25

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