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摘要： 贪心法，每次都尽可能的多买性价比高的物品。 1 #include 2 #include 3 4 using namespace std; 5 struct Room { 6 int food; 7 int javabean; 8 }; 9 10 bool cmp(struct Room r1, struct Room r2)11 {12 double d1 = (double)(r1.javabean)/(double)(r1.food);13 double d2 = (double)(r2.javabean)/(double)(r2.food);14 retur... 阅读全文