#include <stdio.h>
#include <atcoder/all>
#include <bits/stdc++.h>
using namespace std;
using namespace atcoder;
using mint = modint998244353;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf32 1000000001
#define Inf64 4000000000000000001



int main(){
	
	int n,m;
	cin>>n>>m;
	
	vector<pair<int,int>> a(n);//,b(n);
	rep(i,n)cin>>a[i].first;
	rep(i,n)cin>>a[i].second;
	
	sort(a.begin(),a.end());
	vector<vector<int>> t(2);
	rep(i,m){
		int x,y;
		cin>>x>>y;
		t[x].push_back(y);
	}
	rep(i,2)sort(t[i].begin(),t[i].end());
	
	int ans = 0;
	priority_queue<int> Q;
	int cp = 0;
	rep(i,t[0].size()){
		while(cp!=n && a[cp].first <= t[0][i]){
			Q.push(a[cp].second);
			cp++;
		}
		if(Q.size()>0){
			ans++;
			Q.pop();
		}
	}
	for(int i=cp;i<n;i++){
		Q.push(a[i].second);
	}
	
	multiset<int> b;
	while(Q.size()>0){
		b.insert(Q.top());
		Q.pop();
	}
	
	rep(i,t[1].size()){
		if(b.size()==0)break;
		auto it = b.upper_bound(t[1][i]);
		if(it==b.begin())continue;
		it--;
		ans++;
		b.erase(it);
	}
	cout<<n-ans<<endl;
	
	return 0;
}