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【单选题】
New word : backpack (尤指登山者或步行者所用的)背包,登山包
A.
By asking their family to help.
B.
By using the woman’s backpack.
C.
By buying a new grocery cart.
D.
By using both their cart and backpack.
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】01背包的一维状态转移方程是（i表示物品编号，j表示背包容量）
A.
dp[i] = max(dp[j], dp[j-w[i]]+v[i])
B.
dp[j] = max(dp[i], dp[j-w[i]]+v[i])
C.
dp[j] = max(dp[j], dp[j-w[i]]+v[i])
D.
dp[j] = max(dp[j], dp[j-w[j]]+v[j])
【单选题】完全背包的状态转移方程是()
A.
dp[i] = max(dp[j], dp[j-w[i]]+v[i])
B.
dp[j] = max(dp[i], dp[j-w[i]]+v[i])
C.
dp[j] = max(dp[j], dp[j-w[i]]+v[i])
D.
dp[j] = max(dp[j], dp[j-w[j]]+v[j])