結果
| 問題 |
No.1982 [Cherry 4th Tune B] 絶険
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2022-06-17 22:03:01 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 361 ms / 3,000 ms |
| コード長 | 5,854 bytes |
| コンパイル時間 | 1,913 ms |
| コンパイル使用メモリ | 148,976 KB |
| 最終ジャッジ日時 | 2025-01-29 21:58:18 |
|
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 35 |
ソースコード
#include <algorithm>
#include <bitset>
#include <cassert>
#include <chrono>
#include <climits>
#include <cmath>
#include <cstddef>
#include <cstdint>
#include <cstdlib>
#include <functional>
#include <iomanip>
#include <iostream>
#include <limits>
#include <map>
#include <memory>
#include <numeric>
#include <optional>
#include <queue>
#include <random>
#include <set>
#include <stack>
#include <string>
#include <tuple>
#include <type_traits>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
/* macro */
#define rep(i, a, n) for (int i = (int)(a); i < (int)(n); i++)
#define rrep(i, a, n) for (int i = ((int)(n - 1)); i >= (int)(a); i--)
#define Rep(i, a, n) for (i64 i = (i64)(a); i < (i64)(n); i++)
#define RRep(i, a, n) for (i64 i = ((i64)(n - i64(1))); i >= (i64)(a); i--)
#define all(v) (v).begin(), (v).end()
#define rall(v) (v).rbegin(), (v).rend()
#define Bit(n) (1LL << (n))
/* macro end */
/* template */
namespace ebi {
#ifdef LOCAL
#define debug(...) \
std::cerr << "LINE: " << __LINE__ << " [" << #__VA_ARGS__ << "]:", \
debug_out(__VA_ARGS__)
#else
#define debug(...)
#endif
void debug_out() { std::cerr << std::endl; }
template <typename Head, typename... Tail>
void debug_out(Head h, Tail... t) {
std::cerr << " " << h;
if (sizeof...(t) > 0) std::cout << " :";
debug_out(t...);
}
template <typename T1, typename T2>
std::ostream &operator<<(std::ostream &os, const std::pair<T1, T2> &pa) {
return os << pa.first << " " << pa.second;
}
template <typename T1, typename T2>
std::istream &operator>>(std::istream &os, std::pair<T1, T2> &pa) {
return os >> pa.first >> pa.second;
}
template <typename T>
std::ostream &operator<<(std::ostream &os, const std::vector<T> &vec) {
for (std::size_t i = 0; i < vec.size(); i++)
os << vec[i] << (i + 1 == vec.size() ? "" : " ");
return os;
}
template <typename T>
std::istream &operator>>(std::istream &os, std::vector<T> &vec) {
for (T &e : vec) std::cin >> e;
return os;
}
template <typename T>
std::ostream &operator<<(std::ostream &os, const std::optional<T> &opt) {
if (opt) {
os << opt.value();
} else {
os << "invalid value";
}
return os;
}
using std::size_t;
using i32 = std::int32_t;
using u32 = std::uint32_t;
using i64 = std::int64_t;
using u64 = std::uint64_t;
template <class T, T init>
auto make_vector(int n) {
return std::vector<T>(n, init);
}
template <class T, T init, typename Head, typename... Tail>
auto make_vector(Head n, Tail... ts) {
return std::vector(n, make_vector<T, init>(ts...));
}
template <class T>
inline bool chmin(T &a, T b) {
if (a > b) {
a = b;
return true;
}
return false;
}
template <class T>
inline bool chmax(T &a, T b) {
if (a < b) {
a = b;
return true;
}
return false;
}
template <class T>
T pow(T x, i64 n) {
T res = 1;
while (n > 0) {
if (n & 1) res = res * x;
x = x * x;
n >>= 1;
}
return res;
}
template <class T>
T mod_pow(T x, i64 n, i64 mod) {
T res = 1;
while (n > 0) {
if (n & 1) res = (res * x) % mod;
x = (x * x) % mod;
n >>= 1;
}
return res;
}
template <class T>
T scan() {
T val;
std::cin >> val;
return val;
}
template <class T>
struct Edge {
int to;
T cost;
Edge(int _to, T _cost = 1) : to(_to), cost(_cost) {}
};
template <class T>
struct Graph : std::vector<std::vector<Edge<T>>> {
using std::vector<std::vector<Edge<T>>>::vector;
void add_edge(int u, int v, T w, bool directed = false) {
(*this)[u].emplace_back(v, w);
if (directed) return;
(*this)[v].emplace_back(u, w);
}
};
struct graph : std::vector<std::vector<int>> {
using std::vector<std::vector<int>>::vector;
void add_edge(int u, int v, bool directed = false) {
(*this)[u].emplace_back(v);
if (directed) return;
(*this)[v].emplace_back(u);
}
};
constexpr i64 LNF = std::numeric_limits<i64>::max() / 4;
constexpr int INF = std::numeric_limits<int>::max() / 2;
const std::vector<int> dy = {1, 0, -1, 0, 1, 1, -1, -1};
const std::vector<int> dx = {0, 1, 0, -1, 1, -1, 1, -1};
} // namespace ebi
#include <atcoder/segtree>
namespace ebi {
i64 op(i64 a, i64 b) {
return a + b;
}
i64 e() {
return 0;
}
i64 target;
bool f(i64 v) {
return v < target;
}
void main_() {
int n,k,q;
std::cin >> n >> k >> q;
std::vector starts(n, std::vector<int>()), ends(n+1, std::vector<int>());
std::vector<std::pair<int, i64>> ops(k);
rep(i,0,k) {
int l, r;
std::cin >> l >> r >> ops[i];
l--;
starts[l].emplace_back(i);
ends[r].emplace_back(i);
}
atcoder::segtree<i64, op, e> seg(k);
std::vector table(n, std::vector<std::pair<int,i64>>());
rep(i,0,q) {
int I;
i64 x;
std::cin >> I >> x;
I--;
table[I].emplace_back(i, x);
}
std::vector<int> ans(q);
rep(i,0,n) {
for(auto idx: starts[i]) {
seg.set(idx, ops[idx].second);
}
for(auto idx: ends[i]) {
seg.set(idx, 0);
}
for(auto [idx, x]: table[i]) {
target = x;
int r = seg.max_right<f>(0);
if(r == k) {
ans[idx] = -1;
}
else {
ans[idx] = ops[r].first;
}
}
}
for(auto val: ans) {
std::cout << val << '\n';
}
}
} // namespace ebi
int main() {
std::cout << std::fixed << std::setprecision(15);
std::cin.tie(nullptr);
std::ios::sync_with_stdio(false);
int t = 1;
// std::cin >> t;
while (t--) {
ebi::main_();
}
return 0;
}