// ---------- begin input macro ----------
// reference: https://qiita.com/tanakh/items/0ba42c7ca36cd29d0ac8
macro_rules! input {
    (source = $s:expr, $($r:tt)*) => {
        let mut iter = $s.split_whitespace();
        input_inner!{iter, $($r)*}
    };
    ($($r:tt)*) => {
        let s = {
            use std::io::Read;
            let mut s = String::new();
            std::io::stdin().read_to_string(&mut s).unwrap();
            s
        };
        let mut iter = s.split_whitespace();
        input_inner!{iter, $($r)*}
    };
}

macro_rules! input_inner {
    ($iter:expr) => {};
    ($iter:expr, ) => {};
    ($iter:expr, $var:ident : $t:tt $($r:tt)*) => {
        let $var = read_value!($iter, $t);
        input_inner!{$iter $($r)*}
    };
}

macro_rules! read_value {
    ($iter:expr, ( $($t:tt),* )) => {
        ( $(read_value!($iter, $t)),* )
    };
    ($iter:expr, [ $t:tt ; $len:expr ]) => {
        (0..$len).map(|_| read_value!($iter, $t)).collect::<Vec<_>>()
    };
    ($iter:expr, chars) => {
        read_value!($iter, String).chars().collect::<Vec<char>>()
    };
    ($iter:expr, bytes) => {
        read_value!($iter, String).bytes().collect::<Vec<u8>>()
    };
    ($iter:expr, usize1) => {
        read_value!($iter, usize) - 1
    };
    ($iter:expr, $t:ty) => {
        $iter.next().unwrap().parse::<$t>().expect("Parse error")
    };
}
// ---------- end input macro ----------

fn run() {
    input! {
        h: usize,
        w: usize,
        n: usize,
        m: usize,
        slime: [(usize1, usize, usize1, usize, i64); n],
        bomb: [(usize1, usize1, usize, i64); m],
    }
    let mut dp = vec![vec![0; w + 1]; h + 1];
    for (x, y, b, c) in bomb {
        let l = y.saturating_sub(b);
        let r = w.min(y + b + 1);
        let u = x.saturating_sub(b);
        let d = h.min(x + b + 1);
        dp[u][l] += c;
        dp[u][r] -= c;
        dp[d][l] -= c;
        dp[d][r] += c;
    }
    for i in 0..=h {
        for j in 0..=w {
            if i > 0 {
                dp[i][j] += dp[i - 1][j];
            }
            if j > 0 {
                dp[i][j] += dp[i][j - 1];
            }
            if i > 0 && j > 0 {
                dp[i][j] -= dp[i - 1][j - 1];
            }
        }
    }
    for i in (0..=h).rev() {
        for j in (0..=w).rev() {
            if i < h {
                dp[i][j] += dp[i + 1][j];
            }
            if j < w {
                dp[i][j] += dp[i][j + 1];
            }
            if i < h && j < w {
                dp[i][j] -= dp[i + 1][j + 1];
            }
        }
    }
    let mut ans = 0;
    for (u, d, l, r, a) in slime {
        let s = dp[u][l] - dp[u][r] - dp[d][l] + dp[d][r];
        if s < a {
            ans += 1;
        }
    }
    println!("{}", ans);
}

fn main() {
    run();
}