delete pics to save space

7.2259.cpp

@@ -0,0 +1,47 @@
+#include<cstdio>
+#include<cstring>
+#include<algorithm>
+#include<queue>
+using namespace std;
+const int maxt=1005;
+int n,x,y,tid[1000000],kase;
+queue<int> Q0,Q[maxt];
+char buf[50];
+int main()
+{
+#ifdef local
+	freopen("pro.in","r",stdin);
+#endif
+	while(scanf("%d",&n),n!=0)
+	{
+		while(Q0.size()) Q0.pop();
+		for(int i=0;i<n;i++)
+		{
+			while(Q[i].size()) Q[i].pop();
+			scanf("%d",&x);
+			for(int j=0;j<x;j++)
+			{
+				scanf("%d",&y);
+				tid[y]=i;
+			}
+		}
+		printf("Scenario #%d\n",++kase);
+		while(scanf("%s",buf),strcmp(buf,"STOP"))
+		{
+			if(!strcmp(buf,"ENQUEUE"))
+			{
+				scanf("%d",&x);
+				if(Q[tid[x]].empty()) Q0.push(tid[x]);
+				Q[tid[x]].push(x);
+			}
+			else
+			{
+				printf("%d\n",Q[Q0.front()].front());
+				Q[Q0.front()].pop();
+				if(Q[Q0.front()].empty()) Q0.pop();
+			}
+		}
+		puts("");
+	}
+	return 0;
+}