#include <bits/stdc++.h>




namespace zawa {

using i16 = std::int16_t;
using i32 = std::int32_t;
using i64 = std::int64_t;
using i128 = __int128_t;

using u8 = std::uint8_t;
using u16 = std::uint16_t;
using u32 = std::uint32_t;
using u64 = std::uint64_t;

using usize = std::size_t;

} // namespace zawa


namespace zawa {

void SetFastIO() {
    std::cin.tie(nullptr)->sync_with_stdio(false);
}

void SetPrecision(u32 dig) {
    std::cout << std::fixed << std::setprecision(dig);
}

} // namespace zawa
using namespace zawa;

int main() {
    SetFastIO();

    int n, m; std::cin >> n >> m;
    std::vector ans((1 << n), std::vector<int>(1 << m));
    int now{};
    for (int i{} ; i < (1 << m) ; i += 2) {
        for (int j{} ; j < (1 << n) ; j++) {
            ans[j][i] = now;
            now += 2;
        }
    }
    now = 1;
    for (int i{1} ; i < (1 << m) ; i += 2) {
        for (int j{} ; j < (1 << n) ; j++) {
            ans[j][i] = now;
            now += 2;
        }
    }
    for (int i{} ; i < (1 << n) ; i++) {
        for (int j{} ; j < (1 << m) ; j++) {
            std::cout << ans[i][j] << (j + 1 == (1 << m) ? '\n' : ' ');
        }
    }
}