1043

codeforces/1043/e.cc

@@ -0,0 +1,118 @@
+#include <bits/stdc++.h>  // {{{
+
+// https://codeforces.com/blog/entry/96344
+
+#pragma GCC optimize("O2,unroll-loops")
+#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
+
+using namespace std;
+
+using i32 = int32_t;
+using u32 = uint32_t;
+using i64 = int64_t;
+using u64 = uint64_t;
+using f64 = double;
+using f128 = long double;
+
+#if __cplusplus >= 202002L
+template <typename T>
+constexpr T MIN = std::numeric_limits<T>::min();
+
+template <typename T>
+constexpr T MAX = std::numeric_limits<T>::max();
+
+template <typename T>
+[[nodiscard]] static T sc(auto&& x) {
+  return static_cast<T>(x);
+}
+
+template <typename T>
+[[nodiscard]] static T sz(auto&& x) {
+  return static_cast<T>(x.size());
+}
+#endif
+
+static void NO() {
+  std::cout << "NO\n";
+}
+
+static void YES() {
+  std::cout << "YES\n";
+}
+
+template <typename T>
+using vec = std::vector<T>;
+
+#define all(x) (x).begin(), (x).end()
+#define rall(x) (x).rbegin(), (x).rend()
+#define ff first
+#define ss second
+
+#ifdef LOCAL
+#define db(...) std::print(__VA_ARGS__)
+#define dbln(...) std::println(__VA_ARGS__)
+#else
+#define db(...)
+#define dbln(...)
+#endif
+//  }}}
+
+void solve() {
+  u32 n, m, q;
+  cin >> n >> m >> q;
+
+  vec<u64> a(n), b(m);
+  for (auto& e : a)
+    cin >> e;
+  for (auto& e : b)
+    cin >> e;
+  sort(rall(a));
+  sort(rall(b));
+
+  vec<u32> counts(n + m + 1, 0);
+  vec<u64> prefix_a(n + 1, 0), prefix_b(m + 1, 0);
+  for (u32 i = 1; i <= n; ++i) {
+    prefix_a[i] = prefix_a[i - 1] + a[i - 1];
+  }
+  for (u32 i = 1; i <= m; ++i) {
+    prefix_b[i] = prefix_b[i - 1] + b[i - 1];
+  }
+
+  i32 i = 0, j = 0;
+
+  for (u32 index = 1; index <= n + m; ++index) {
+    counts[index] = counts[index - 1];
+    if (j >= m || a[i] >= b[j]) {
+      ++counts[index];
+      ++i;
+    } else {
+      ++j;
+    }
+  }
+
+  u32 x, y, z;
+  for (u32 i = 0; i < q; ++i) {
+    cin >> x >> y >> z;
+    u32 lo = (z > y) ? (z - y) : 0;
+    u32 hi = min(x, z);
+    u32 take_a = clamp(counts[z], lo, hi);
+    u32 take_b = z - take_a;
+
+    println("{}", prefix_a[take_a] + prefix_b[take_b]);
+  }
+}
+
+int main() {  // {{{
+  cin.tie(nullptr)->sync_with_stdio(false);
+  cin.exceptions(cin.failbit);
+
+  u32 tc = 1;
+  cin >> tc;
+
+  for (u32 t = 0; t < tc; ++t) {
+    solve();
+  }
+
+  return 0;
+}
+// }}}