随笔分类 - USACO
USACO 题库中的题目
摘要："购买巧克力Chocolate Buying" 乍一看以为是背包，然后交了一个感觉没错的背包上去。 结果无情30分。 看了一下数据范围，再仔细想了下，发现不是dp，贪心就可以了，从小到大排序费用，再从小到大买，到买不起为止即可。 Code:
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摘要："坏掉的项链Broken Necklace" 难度：★ Code:
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摘要："黑色星期五" 难度：☆ Code: c++ include include include using namespace std; //Mystery_Sky // int day[13] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}
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摘要："你的飞碟在这儿" 难度：☆ Code: c++ include include include using namespace std; int jisuan(char a[]); int main() { char a[7] = {}; char b[7] = {}; cin a; cin b;
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摘要："贪婪的送礼者Greedy Gift Givers" 难度：☆ Code: c++ include include include include using namespace std; //Mystery_Sky // struct People{ char name[20]; int out,
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