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PuLP AC~ 2025.01.15 LT

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▪ ➢@Mo_SoooN (X account) ▪ ➢ 4 ➢ 2 ✓ OS CTFer ▪ ➢AtCoder : Rating: 2024) ➢Codeforces : ➢Codechef : ▪ ➢ ✓ (20 years↑ ➢

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▪ ABC AC 2400 ➢Q. ➢A. Python AC H - Security Camera 2

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AC 1. PuLP 2. 1. 2. 3. 4. #56189944 - AtCoder Beginner Contest 224 5. solver log Chat GPT Gemini

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▪ MIP) ▪ ➢Python PuLP+CBC ( ): 𝑧 = 𝑐₁𝑥₁ + 𝑐₂𝑥₂ + … + 𝑐ₙ𝑥ₙ : 𝑎₁₁𝑥₁ + 𝑎₁₂𝑥₂ + … + 𝑎₁ₙ𝑥ₙ ≤ 𝑏₁ 𝑎₂₁𝑥₁ + 𝑎₂₂𝑥₂ + … + 𝑎₂ₙ𝑥ₙ ≤ 𝑏₂ … 𝑎ₘ₁𝑥₁ + 𝑎ₘ₂𝑥₂ + … + 𝑎ₘₙ𝑥ₙ ≤ 𝑏ₘ : - : 𝑥₁, 𝑥₂, … ∈ ℤ - : 𝑥₃, 𝑥₄, … ∈ ℝ 0 ≤ 𝑥𝑖 , 𝑥𝑖 ≤ 1, 𝑥𝑖 ∈ ℤ 0 or 1 MIP

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PuLP CBC ▪ (Modeler) (Solver) ▪ AtCoder 2023 ➢ …… PuLP CBC CBC (Coin-or branch and cut) GLPK (GNU Linear Programming Kit) CPLEX (IBM ILOG CPLEX Optimizer) Gurobi CBC CBC User Guide ▪ ➢ (LP) (IP) (MIP) ▪ ➢ ▪ Python += [ ] Optimization with PuLP — PuLP 2.9.0 documentation ▪ ➢ C++ ▪ ➢ ▪ PuLP Scipy HiGHS AtCoder #47049840 - 2023 AtCoder Beginner Contest 326

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▪ ➢ (LP) ✓ ➢ (MIP) ▪ 1 ▪ LP ➢ 0-1 https://qiita.com/SaitoTsutomu/items/7d257a855433e6917faf 1 LP 1 LP LP

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▪ MIP) ➢1 PuLP CBC ▪ ➢ ▪ Rated ABC 364-E PuLP+CBC ➢E - Maximum Glutton #56063182 - JPRS 2024#2 AtCoder Beginner Contest 364

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▪ MC Digital ➢MC Digital Tech Blog ➢ ▪ PuLP TellPro ➢@ruku ➢