結果

問題 No.945 YKC饅頭
ユーザー firiexpfiriexp
提出日時 2019-12-08 00:05:47
言語 C++14
(gcc 12.3.0 + boost 1.83.0)
結果
CE  
(最新)
AC  
(最初)
実行時間 -
コード長 2,846 bytes
コンパイル時間 972 ms
コンパイル使用メモリ 86,428 KB
最終ジャッジ日時 2024-11-14 21:56:03
合計ジャッジ時間 3,792 ms
ジャッジサーバーID
（参考情報） 		judge3 / judge5
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コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。（リジャッジ後のコンパイルエラーは公開されます）
ただし、clay言語の場合は開発者のデバッグのため、公開されます。

コンパイルメッセージ
main.cpp:16:39: error: '::numeric_limits' has not been declared
   16 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
      |                                       ^~~~~~~~~~~~~~
main.cpp:16:55: error: expected primary-expression before '>' token
   16 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
      |                                                       ^
main.cpp:16:61: error: no matching function for call to 'max()'
   16 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
      |                                                        ~~~~~^~
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/string:50,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/locale_classes.h:40,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/ios_base.h:41,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ios:42,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ostream:38,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/iostream:39,
                 from main.cpp:1:
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  254 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:254:5: note:   template argument deduction/substitution failed:
main.cpp:16:61: note:   candidate expects 2 arguments, 0 provided
   16 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
      |                                                        ~~~~~^~
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:300:5: note: candidate: 'templat

ソースコード

diff # 

#include <iostream>
#include <algorithm>
#include <iomanip>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <numeric>
#include <bitset>
#include <cmath>

static const int MOD = 1000000007;
using ll = long long;
using namespace std;

template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;

template <class M>
struct LazySegmentTree{
    using T = typename M::T;
    using L = typename M::L;
    int sz, height{};
    vector<T> seg; vector<L> lazy;
    explicit LazySegmentTree(int n) {
        sz = 1; while(sz < n) sz <<= 1, height++;
        seg.assign(2*sz, M::e());
        lazy.assign(2*sz, M::l());
    }

    void set(int k, const T &x){
        seg[k + sz] = x;
    }

    void build(){
        for (int i = sz-1; i > 0; --i) seg[i] = M::f(seg[i<<1], seg[(i<<1)|1]);
    }

    T reflect(int k){ return lazy[k] == M::l() ? seg[k] : M::g(seg[k], lazy[k]); }

    void eval(int k){
        if(lazy[k] == M::l()) return;
        lazy[(k<<1)|0] = M::h(lazy[(k<<1)|0], lazy[k]);
        lazy[(k<<1)|1] = M::h(lazy[(k<<1)|1], lazy[k]);
        seg[k] = reflect(k);
        lazy[k] = M::l();
    }
    void thrust(int k){ for (int i = height; i; --i) eval(k>>i); }
    void recalc(int k) { while(k >>= 1) seg[k] = M::f(reflect((k<<1)|0), reflect((k<<1)|1));}
    void update(int a, int b, const L &x){
        thrust(a += sz); thrust(b += sz-1);
        for (int l = a, r = b+1;l < r; l >>=1, r >>= 1) {
            if(l&1) lazy[l] = M::h(lazy[l], x), l++;
            if(r&1) --r, lazy[r] = M::h(lazy[r], x);
        }
        recalc(a);
        recalc(b);
    }

    T query(int a, int b){ // [l, r)
        thrust(a += sz);
        thrust(b += sz-1);
        T ll = M::e(), rr = M::e();
        for(int l = a, r = b+1; l < r; l >>=1, r>>=1) {
            if (l & 1) ll = M::f(ll, reflect(l++));
            if (r & 1) rr = M::f(reflect(--r), rr);
        }
        return M::f(ll, rr);
    }
};

struct Monoid{
    using T = ll;
    using L = ll;
    static T f(T a, T b) { return max(a, b); }
    static T g(T a, L b) {
        if(a == e()) return b;
        else return a;
    }
    static L h(L a, L b) {
        if(a == e()) return b;
        else return a;
    }
    static T e() { return 0; }
    static L l() { return 0; }
};

int main() {
    int n, m;
    cin >> n >> m;
    LazySegmentTree<Monoid> seg(n);
    for (int i = 0; i < m; ++i) {
        int l, r; string s;
        cin >> l >> r >> s;
        l--;
        if(s == "Y"){
            seg.update(l, r, 1);
        }else if(s == "K"){
            seg.update(l, r, 2);
        }else {
            seg.update(l, r, 3);
        }
    }
    array<int, 4> ans{};
    for (int i = 0; i < n; ++i) {
        int val = seg.query(i, i+1);
        ans[val]++;
    }
    cout << ans[1] << " " << ans[2] << " " << ans[3] << "\n";
    return 0;
}
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