SmartGame — Brain Teasers & Logic Puzzles
4 Classic Logic Puzzle Games • 四款经典益智小游戏
💧 Water Jug — 测水量
Use a 5-liter jug and a 3-liter jug to measure exactly 4 liters of water. No markings, just logic. A classic state-space puzzle that teaches reverse thinking and systematic search. | 用5升和3升两个无刻度杯子量出恰好4升水，经典逻辑推理挑战。
🚣 River Crossing — 动物过河
A lion, tiger, and leopard (each with a cub) must cross a river in a small boat. The boat holds only 2 animals, and cubs cannot be left alone with a non-parent adult. Solve it through constraint satisfaction and multi-step planning. | 六只动物安全渡河，考验多步规划与约束满足推理。
🐕 Mad Dog Village — 疯狗村
Ten villagers each own a dog; at least one dog is rabid. Each person can see all dogs except their own. The chief gives 8 seconds per day to shoot your dog if you think it is rabid. Solve using higher-order logic and common-knowledge reasoning. | 经典公共知识逻辑谜题，考验高阶逻辑推理能力。
🥚 Egg Drop — 摔鸡蛋
A 50-floor building, 2 unbreakable eggs. Find the critical floor — the highest floor from which an egg won't break — using the fewest number of drops in the worst case. A classic dynamic programming and optimal decision-making challenge. | 两个鸡蛋50层楼，用最少次数找出临界层，动态规划经典题。