#include<bits/stdc++.h>
using namespace std;
long long n, q, x, y, cx[10005], name[10005];
int main()
{
	cin>>n>>q;
	for(int i=1; i<=n; i++)
		cin>>cx[i]>>name[i];
	int now=1;
	while(q--){
		cin>>x>>y;
		if(cx[now]==0 && x==0)
			now = now-y;
		else if(cx[now]==1 && x==1)
			now = now-y;
		else
			now = now+y;
		while(now < 1)
			now = now+n;
		while(now > n)
			now = now-n;
	}
	cout<<name[now];
	return 0;
}

求大佬帮忙看一下 谢谢