delete pics to save space

2.12124.cpp

@@ -0,0 +1,68 @@
+#include<cstdio>
+#include<string>
+#include<vector>
+#include<map>
+using namespace std;
+int cnt;
+map<string,int> id;
+inline int ID(const string &s)
+{
+	if(!id.count(s)) id[s]=cnt++;
+	return id[s];
+}
+const int maxn=1005;
+struct Component
+{
+	int price;
+	int quality;
+};
+int n,b;
+vector<Component> comp[maxn];
+bool ok(int q)
+{
+	int sum=0;
+	for(int i=0;i<cnt;i++)
+	{
+		int cheapest=b+1,m=comp[i].size();
+		for(int j=0;j<m;j++)
+			if(comp[i][j].quality>=q) cheapest=min(cheapest,comp[i][j].price);
+		if(cheapest==b+1) return false;
+		sum+=cheapest;
+		if(sum>b) return false;
+	}
+	return true;
+}
+int T;
+int main()
+{
+#ifdef local
+	freopen("pro.in","r",stdin);
+#endif
+	scanf("%d",&T);
+	while(T-->0)
+	{
+		scanf("%d%d",&n,&b);
+		cnt=0;
+		for(int i=0;i<n;i++) comp[i].clear();
+		id.clear();
+		
+		int maxq=0;
+		for(int i=0;i<n;i++)
+		{
+			char type[30],name[30];
+			int p,q;
+			scanf("%s%s%d%d",type,name,&p,&q);
+			maxq=max(maxq,q);
+			comp[ID(type)].push_back((Component){p,q});
+		}
+		int L=0,R=maxq;
+		while(L<R)
+		{
+			int M=L+(R-L+1)/2;
+			if(ok(M)) L=M;
+			else R=M-1;
+		}
+		printf("%d\n",L);
+	}
+	return 0;
+}