Files
OI-source/7.2259.cpp
2023-08-03 09:22:52 +08:00

48 lines
820 B
C++

#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;
}