delete pics to save space

2.1153.cpp

@@ -0,0 +1,46 @@
+#include<cstdio>
+#include<queue>
+#include<algorithm>
+using namespace std;
+struct node
+{
+	int q,d;
+};
+inline bool operator<(const node &a,const node &b)
+{
+	return a.d!=b.d?a.d<b.d:a.q<b.q;
+}
+int n;
+node a[800005];
+int main()
+{
+#ifdef local
+//	freopen("pro.in","r",stdin);
+#endif
+	int T;
+	scanf("%d",&T);
+	while(T-->0)
+	{
+		scanf("%d",&n);
+		for(int i=0;i<n;i++) scanf("%d%d",&a[i].q,&a[i].d);
+		sort(a,a+n);
+		priority_queue<int> q;
+		int res=0,now=0;
+		for(int i=0;i<n;i++)
+			if(now+a[i].q<=a[i].d)
+			{
+				now+=a[i].q;
+				q.push(a[i].q);
+			}
+			else if(q.size()>0&&q.top()>a[i].q&&now-q.top()+a[i].q<=a[i].d)
+			{
+				now-=q.top();
+				q.pop();
+				now+=a[i].q;
+				q.push(a[i].q);
+			}
+		printf("%d\n",q.size());
+		if(T) printf("\n");
+	}
+	return 0;
+}