#365637 (C++14) No.230 Splarraay ｽﾌﾟﾗﾚｪｰｲ

提出ソース

結果

問題	No.230 Splarraay ｽﾌﾟﾗﾚｪｰｲ
ユーザー	fumiphys
提出日時	2019-08-05 22:54:52
言語	C++14 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	244 ms / 5,000 ms
コード長	6,369 bytes
コンパイル時間	1,832 ms
コンパイル使用メモリ	180,180 KB
実行使用メモリ	11,392 KB
最終ジャッジ日時	2024-07-18 13:49:36
合計ジャッジ時間	4,401 ms
ジャッジサーバーID （参考情報）	judge5 / judge1

このコードへのチャレンジ
（要ログイン）

テストケース

テストケース表示

入力	結果	実行時間実行使用メモリ
testcase_00	AC	2 ms 5,248 KB
testcase_01	AC	2 ms 5,376 KB
testcase_02	AC	1 ms 5,376 KB
testcase_03	AC	2 ms 5,376 KB
testcase_04	AC	2 ms 5,376 KB
testcase_05	AC	3 ms 5,376 KB
testcase_06	AC	12 ms 5,376 KB
testcase_07	AC	3 ms 5,376 KB
testcase_08	AC	4 ms 5,376 KB
testcase_09	AC	106 ms 7,296 KB
testcase_10	AC	74 ms 5,376 KB
testcase_11	AC	62 ms 5,376 KB
testcase_12	AC	104 ms 7,296 KB
testcase_13	AC	16 ms 5,376 KB
testcase_14	AC	59 ms 11,392 KB
testcase_15	AC	136 ms 11,392 KB
testcase_16	AC	178 ms 11,392 KB
testcase_17	AC	244 ms 11,264 KB
testcase_18	AC	104 ms 11,264 KB
testcase_19	AC	145 ms 11,264 KB

権限があれば一括ダウンロードができます

ソースコード

raw source code

// includes
#include <bits/stdc++.h>

// macros
#define pb emplace_back
#define mk make_pair
#define pq priority_queue
#define FOR(i, a, b) for(int i=(a);i<(b);++i)
#define rep(i, n) FOR(i, 0, n)
#define rrep(i, n) for(int i=((int)(n)-1);i>=0;i--)
#define irep(itr, st) for(auto itr = (st).begin(); itr != (st).end(); ++itr)
#define irrep(itr, st) for(auto itr = (st).rbegin(); itr != (st).rend(); ++itr)
#define vrep(v, i) for(int i = 0; i < (v).size(); i++)
#define all(x) (x).begin(),(x).end()
#define sz(x) ((int)(x).size())
#define UNIQUE(v) v.erase(unique(v.begin(), v.end()), v.end())
#define FI first
#define SE second
#define bit(n) (1LL<<(n))
#define INT(n) int n; cin >> n;
#define LL(n) ll n; cin >> n;
#define DOUBLE(n) double n; cin >> n;
using namespace std;

template <class T>bool chmax(T &a, const T &b){if(a < b){a = b; return 1;} return 0;}
template <class T>bool chmin(T &a, const T &b){if(a > b){a = b; return 1;} return 0;}
template <typename T> istream &operator>>(istream &is, vector<T> &vec){for(auto &v: vec)is >> v; return is;}
template <typename T> ostream &operator<<(ostream &os, const vector<T>& vec){for(int i = 0; i < vec.size(); i++){ os << vec[i]; if(i + 1 != vec.size())os << " ";} return os;}
template <typename T> ostream &operator<<(ostream &os, const set<T>& st){for(auto itr = st.begin(); itr != st.end(); ++itr){ os << *itr; auto titr = itr; if(++titr != st.end())os << " ";} return os;}
template <typename T> ostream &operator<<(ostream &os, const unordered_set<T>& st){for(auto itr = st.begin(); itr != st.end(); ++itr){ os << *itr; auto titr = itr; if(++titr != st.end())os << " ";} return os;}
template <typename T> ostream &operator<<(ostream &os, const multiset<T>& st){for(auto itr = st.begin(); itr != st.end(); ++itr){ os << *itr; auto titr = itr; if(++titr != st.end())os << " ";} return os;}
template <typename T> ostream &operator<<(ostream &os, const unordered_multiset<T>& st){for(auto itr = st.begin(); itr != st.end(); ++itr){ os << *itr; auto titr = itr; if(++titr != st.end())os << " ";} return os;}
template <typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &p){os << p.first << " " << p.second; return os;}
template <typename T1, typename T2> ostream &operator<<(ostream &os, const map<T1, T2> &mp){for(auto itr = mp.begin(); itr != mp.end(); ++itr){ os << itr->first << ":" << itr->second; auto titr = itr; if(++titr != mp.end())os << " "; } return os;}
template <typename T1, typename T2> ostream &operator<<(ostream &os, const unordered_map<T1, T2> &mp){for(auto itr = mp.begin(); itr != mp.end(); ++itr){ os << itr->first << ":" << itr->second; auto titr = itr; if(++titr != mp.end())os << " "; } return os;}

//  types
using ll = long long int;
using P = pair<int, int>;
using Pli = pair<ll, int>;
using Pil = pair<int, ll>;
using Pll = pair<ll, ll>;
using Pdd = pair<double, double>;
using cd = complex<double>;

// constants
const int inf = 1e9;
const ll linf = 1LL << 50;
const double EPS = 1e-10;
const int mod = 1e9 + 7;
const int dx[4] = {-1, 0, 1, 0};
const int dy[4] = {0, -1, 0, 1};

// solve
template<typename T, typename E>
struct LazySegmentTree_ {
  function<T(T, T)> f;
  function<E(E, E)> h;
  function<T(T, E, int)> p;
  int n;
  T def;
  E l_def;
  vector<T> vec;
  vector<E> lazy;
  LazySegmentTree_(){}
  LazySegmentTree_(int n_, function<T(T, T)> f_, T def_,
      function<E(E, E)> h_, E l_def_, function<T(T, E, int)> p_, vector<T> v=vector<T>()){
    f = f_;
    h = h_;
    p = p_;
    def = def_;
    l_def = l_def_;

    // initialize vector
    n = 1;
    while(n < n_){
      n *= 2;
    }
    vec = vector<T>(2*n-1, def);
    lazy = vector<E>(2*n-1, l_def);

    // initialize segment tree
    for(int i = 0; i < v.size(); i++){
      vec[i + n - 1] = v[i];
    }
    for(int i = n - 2; i >= 0; i--){
      vec[i] = f(vec[2*i+1], vec[2*i+2]);
    }
  }
  void eval(int k, int len){
    if(lazy[k] != l_def){
      if(k < n - 1){
        lazy[2*k+1] = h(lazy[2*k+1], lazy[k]);
        lazy[2*k+2] = h(lazy[2*k+2], lazy[k]);
      }
      vec[k] = p(vec[k], lazy[k], len);
      lazy[k] = l_def;
    }
  }
  E update(int a, int b, const E &val, int k, int l, int r){
    eval(k, r - l);
    if(r <= a || b <= l){
      return vec[k];
    }else if(a <= l && r <= b){
      lazy[k] = h(lazy[k], val);
      eval(k, r - l);
      return vec[k];
    }else{
      return vec[k] = f(update(a, b, val, 2*k+1, l, (l+r)/2),
          update(a, b, val, 2*k+2, (l+r)/2, r));
    }
  }
  E update(int a, int b, E val){
    return update(a, b, val, 0, 0, n);
  }
  // [l, r) -> [a, b) (at k)
  T query(int a, int b, int k, int l, int r){
    eval(k, r - l);
    if(r <= a || b <= l)return def;
    if(a <= l && r <= b)return vec[k];
    T ld = query(a, b, 2*k+1, l, (l+r)/2);
    T rd = query(a, b, 2*k+2, (l+r)/2, r);
    return f(ld, rd);
  }
  T query(int a, int b){
    return query(a, b, 0, 0, n);
  }
};

template<typename T, typename E>
using LazySegmentTree = struct LazySegmentTree_<T, E>;
using LazySegmentTreeI = LazySegmentTree<int, int>;
using LazySegmentTreeL = LazySegmentTree<long long, long long>;

int main(int argc, char const* argv[])
{
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  cout << fixed << setprecision(20);
  INT(n); INT(q);
  LazySegmentTreeL seg1 = LazySegmentTreeL(n, [](ll a, ll b){return a + b;},
                                          0, [](ll a, ll b){return b;},
                                          -1, [](ll a, ll b, int c){return b * c;},
                                          vector<ll>());
  LazySegmentTreeL seg2 = LazySegmentTreeL(n, [](ll a, ll b){return a + b;},
                                           0, [](ll a, ll b){return b;},
                                           -1, [](ll a, ll b, int c){return b * c;},
                                           vector<ll>());
  ll resa = 0, resb = 0;
  rep(i, q){
    INT(x); INT(l); INT(r);
    if(x == 0){
      ll tmpa = seg1.query(l, r + 1);
      ll tmpb = seg2.query(l, r + 1);
      if(tmpa < tmpb)resb += tmpb;
      else if(tmpa > tmpb)resa += tmpa;
    }else if(x == 1){
      seg1.update(l, r + 1, 1);
      seg2.update(l, r + 1, 0);
    }else{
      seg2.update(l, r + 1, 1);
      seg1.update(l, r + 1, 0);
    }
  }
  resa += seg1.query(0, n);
  resb += seg2.query(0, n);
  cout << resa << " " << resb << endl;
  return 0;
}

yukicoder

結果

テストケース

ソースコード