【easy】198. House Robber 123总结……
题目一:
一个极其简单的动态规划。
class Solution {
public:
int rob(vector<int>& nums) {
int best0 = ; // 表示没有选择当前houses
int best1 = ; // 表示选择了当前houses
for(int i = ; i < nums.size(); i++){
int temp = best0;
best0 = max(best0, best1); // 没有选择当前houses,那么它等于上次选择了或没选择的最大值
best1 = temp + nums[i]; // 选择了当前houses,值只能等于上次没选择的+当前houses的money
}
return max(best0, best1);
}
};
参考一个很好的blog:http://www.cnblogs.com/grandyang/p/4383632.html
题目二:形成环
参考一个很好的blog:https://www.cnblogs.com/grandyang/p/4518674.html
题目三:沿着二叉树偷的…一种看起来很厉害的偷法
参考一个很好的blog:http://www.cnblogs.com/grandyang/p/5275096.html
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