import std;

void main () {
    int N, M; readln.read(N, M);
    auto A = readln.split.to!(int[]);
    auto B = readln.split.to!(int[]);

    int[] mma, non_mma;

    foreach (i; 0..M) {
        int T, C; readln.read(T, C);

        if (T == 0) non_mma ~= C;
        if (T == 1) mma ~= C;
    }

    solve(N, M, A, B, mma, non_mma);
}

void solve (int N, int M, int[] A, int[] B, int[] mma, int[] non_mma) {
    auto items = new Tuple!(int, int, int)[](N);
    foreach (i; 0..N) {
        items[i] = tuple(i, A[i], B[i]);
    }

    items.sort!"a[1] < b[1]";
    non_mma.sort;

    auto used = new bool[](N);

    {
        BinaryHeap!(Tuple!(int, int)[], "a[1] < b[1]") PQ = [];
        // rangeだけ使う
        auto r = items;

        foreach (v; non_mma) {
            while (!r.empty && r.front[1] <= v) {
                PQ.insert(tuple(r.front[0], r.front[2]));
                r.popFront;
            }

            if (PQ.empty) continue;
            used[PQ.front[0]] = true;
            PQ.removeFront;
        }
    }

    mma.sort;
    BinaryHeap!(Tuple!(int, int)[], "b[1] < a[1]") PQ = [];
    foreach (i; 0..N) {
        if (used[i]) continue;
        PQ.insert(tuple(items[i][0], items[i][2]));
    }

    foreach (v; mma) {
        if (PQ.empty) break;
        if (v < PQ.front[1]) continue;
        used[PQ.front[0]] = true;
        PQ.removeFront;
    }

    int ans = 0;
    foreach (i; 0..N) if (!used[i]) ans++;

    writeln(ans);
}

void read (T...) (string S, ref T args) {
    import std.conv : to;
    import std.array : split;
    auto buf = S.split;
    foreach (i, ref arg; args) {
        arg = buf[i].to!(typeof(arg));
    }
}