import java.io.*; import java.util.*; import java.util.stream.*; public class Main { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(); int n = sc.nextInt(); int m = sc.nextInt(); Goods[] goods = new Goods[n]; for (int i = 0; i < n; i++) { goods[i] = new Goods(i, sc.nextInt()); } PriorityQueue stock = new PriorityQueue<>(); for (int i = 0; i < n; i++) { goods[i].prices[1] = sc.nextInt(); stock.add(goods[i]); } PriorityQueue normal = new PriorityQueue<>(); PriorityQueue mma = new PriorityQueue<>(); while (m-- > 0) { if (sc.nextInt() == 0) { normal.add(sc.nextInt()); } else { mma.add(sc.nextInt()); } } TreeSet store = new TreeSet<>(); while (normal.size() > 0) { int x = normal.poll(); while (stock.size() > 0 && stock.peek().prices[0] <= x) { Goods g = stock.poll(); g.add(); store.add(g); } if (store.size() > 0) { store.pollLast(); } } while (mma.size() > 0) { int x = mma.poll(); if (store.size() > 0 && store.first().prices[1] <= x) { store.pollFirst(); } } System.out.println(store.size() + stock.size()); } static class Goods implements Comparable { int idx; int[] prices; int current; public Goods(int idx, int p) { prices = new int[2]; this.idx = idx; prices[0] = p; } public void add() { current++; } public int compareTo(Goods another) { return prices[current] - another.prices[another.current]; } } } class BinaryIndexedTree { int size; int[] tree; public BinaryIndexedTree(int size) { this.size = size; tree = new int[size]; } public void add(int idx, int value) { int mask = 1; while (idx < size) { if ((idx & mask) != 0) { tree[idx] += value; idx += mask; } mask <<= 1; } } public int getSum(int from, int to) { return getSum(to) - getSum(from - 1); } public int getSum(int x) { int mask = 1; int ans = 0; while (x > 0) { if ((x & mask) != 0) { ans += tree[x]; x -= mask; } mask <<= 1; } return ans; } } class Utilities { static String arrayToLineString(Object[] arr) { return Arrays.stream(arr).map(x -> x.toString()).collect(Collectors.joining("\n")); } static String arrayToLineString(int[] arr) { return String.join("\n", Arrays.stream(arr).mapToObj(String::valueOf).toArray(String[]::new)); } } class Scanner { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokenizer(""); StringBuilder sb = new StringBuilder(); public Scanner() throws Exception { } public int nextInt() throws Exception { return Integer.parseInt(next()); } public long nextLong() throws Exception { return Long.parseLong(next()); } public double nextDouble() throws Exception { return Double.parseDouble(next()); } public int[] nextIntArray() throws Exception { return Stream.of(br.readLine().split(" ")).mapToInt(Integer::parseInt).toArray(); } public String next() throws Exception { while (!st.hasMoreTokens()) { st = new StringTokenizer(br.readLine()); } return st.nextToken(); } }