def knapsack_quadratic_program():
    # 価値，重さ，最大重量をパラメータとして入力
    prob = Knapsack(values = val, weights = wt, max_weight = W)
    
    # ナップサック問題のQUBOを生成
    kqp = prob.to_quadratic_program()
    return prob, kqp

prob,quadratic_program=knapsack_quadratic_program()
quadratic_program