101 lines
1.9 KiB
C++
101 lines
1.9 KiB
C++
#include <bits/stdc++.h> // {{{
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// https://codeforces.com/blog/entry/96344
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#pragma GCC optimize("O2,unroll-loops")
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#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
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using namespace std;
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using i32 = int32_t;
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using u32 = uint32_t;
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using i64 = int64_t;
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using u64 = uint64_t;
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using f64 = double;
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using f128 = long double;
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#if __cplusplus >= 202002L
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template <typename T>
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constexpr T MIN = std::numeric_limits<T>::min();
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template <typename T>
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constexpr T MAX = std::numeric_limits<T>::max();
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template <typename T>
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[[nodiscard]] static T sc(auto&& x) {
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return static_cast<T>(x);
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}
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template <typename T>
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[[nodiscard]] static T sz(auto&& x) {
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return static_cast<T>(x.size());
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}
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#endif
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static void NO() {
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std::cout << "NO\n";
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}
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static void YES() {
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std::cout << "YES\n";
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}
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template <typename T>
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using vec = std::vector<T>;
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#define all(x) (x).begin(), (x).end()
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#define rall(x) (x).rbegin(), (x).rend()
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#define ff first
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#define ss second
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#ifdef LOCAL
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#define db(...) std::print(__VA_ARGS__)
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#define dbln(...) std::println(__VA_ARGS__)
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#else
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#define db(...)
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#define dbln(...)
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#endif
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// }}}
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void solve() {
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u32 n, q;
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cin >> n >> q;
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vec<vec<u64>> prefix(1000 + 1, vec<u64>(1000 + 1, 0));
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for (u32 i = 0; i < n; ++i) {
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u64 h, w;
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cin >> h >> w;
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prefix[h][w] += h * w;
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}
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for (u32 i = 1; i <= 1000; ++i)
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for (u32 j = 1; j <= 1000; ++j)
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prefix[i][j] +=
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prefix[i - 1][j] + prefix[i][j - 1] - prefix[i - 1][j - 1];
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for (u32 i = 0; i < q; ++i) {
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u32 hs, ws, hb, wb;
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cin >> hs >> ws >> hb >> wb;
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u64 ans = prefix[hb - 1][wb - 1] - prefix[hs][wb - 1] - prefix[hb - 1][ws] +
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prefix[hs][ws];
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cout << ans << '\n';
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}
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}
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int main() { // {{{
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cin.tie(nullptr)->sync_with_stdio(false);
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cin.exceptions(cin.failbit);
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u32 tc = 1;
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cin >> tc;
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for (u32 t = 0; t < tc; ++t) {
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solve();
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}
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return 0;
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}
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// }}}
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