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Can you solve this train delivery optimization challenge? It's a practical application of algorithm design that might be trickier than it first appears.

29,741 次观看 • 1 年前 •via X (Twitter)

9 条评论

Google for Developers 的头像
Google for Developers1 年前

Here’s a hint:

Google for Developers 的头像
Google for Developers1 年前

The minimum distance for delivering all train cars is 12 units. The optimal delivery plan works by minimizing wasted travel. First, take 10 cars directly to Station C (3 units), then return empty to the depot (3 units). Next, load 10 more cars and deliver 5 to Station C and 5 to Station B along the way (3 units), then return to the depot again but only travel back from Station B (2 units). Finally, take the last 10 cars to Station A (1 unit).

Waigoko Kimengemenge 的头像
Waigoko Kimengemenge1 年前

Trip 1. 10 cars to C. Distance = 3+3 including return Trip 2. 5 to B and 5 to C Distance= 6 Trip 3 - 10 to A and back to depot Distance = 2 units Total distance= 6+6+2 =14 CS concepts: Greedy algorithms and maybe combinatorial optimization. Open to corrections

Joseph 的头像
Joseph1 年前

1) A 10; 2 units 2) B 5, C 5; 6 units 3) C 10; 6 units Total 12

outofcontext 的头像
outofcontext1 年前

@grok solve this please

Ruddy🧩 的头像
Ruddy🧩1 年前

I'm not sure of the solution but I can say time complexity, space complexity and race conditions are the most relevant CS concepts here. ( I feel I'm boldly saying the wrong thing😪)

SmartLiveGlow LLC 的头像
SmartLiveGlow LLC1 年前

Optimization problems are never just about trains, they’re about choices, constraints, and clarity under pressure. The real challenge? Designing algorithms that think like humans without stumbling over complexity. ✨ SmartLiveGlow™ – Empowering your digital light. By Erya 🕊️ | Founder • Dreamer • Fighter • Author of Free Yourself from the Darkness & The AI Starter Manual 🌐 📧 [email protected] 📚 Free Yourself from the Darkness 📘 The AI Starter Manual #GoogleDevelopers #SmartLiveGlow #AlgorithmDesign #ProblemSolving #DigitalBrains #TechWithSoul

Manwey 的头像
Manwey1 年前

Minimum total distance 14 units: - 1st: 10 cars from Depot to C and return to Depot (6 units) - 2nd: 10 cars from Depot to B (5 cars) and from B to C (5 cars) and return to Depot (6 units) - 3rd: 10 cars from Depot to A and return to Depot (2 units)

JPB 的头像
JPB1 年前

If I understood correctly, you have to do 2 roundtrips to station C to deliver 10 + 5, that's 6 x 2 = 12. Then you're left with station A with 10, so 2 more, that's a total of 14 units

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