結果

問題 No.875 Range Mindex Query
ユーザー firiexpfiriexp
提出日時 2019-09-06 21:29:45
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 2,911 bytes
コンパイル時間 948 ms
コンパイル使用メモリ 87,800 KB
最終ジャッジ日時 2024-11-14 21:36:42
合計ジャッジ時間 2,323 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge2
このコードへのチャレンジ
（要ログイン）
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:17:39: error: '::numeric_limits' has not been declared
   17 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
      |                                       ^~~~~~~~~~~~~~
main.cpp:17:55: error: expected primary-expression before '>' token
   17 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
      |                                                       ^
main.cpp:17:61: error: no matching function for call to 'max()'
   17 | 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:17:61: note:   candidate expects 2 arguments, 0 provided
   17 | 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 u32 = uint32_t;
using namespace std;

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

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

    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[2*i], seg[2*i+1]);
    }

    void update(int k, const T &x){
        k += sz;
        seg[k] = x;
        while (k >>= 1) seg[k] = M::f(seg[2*k], seg[2*k+1]);
    }

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

    template<typename C>
    int find(int t, C &c, T &val, int k, int l, int r){
        if(r-l == 1){
            val = f(val, seg[k]);
            return c(val) ? k-sz : -1;
        }
        int m = (l+r) >> 1;
        if(m <= t) return find(t, c, val, (k << 1) | 1, m, r);
        if(t <= l && !c(val = f(val, seg[k]))) return -1;
        int lv = find(t, c, val, (k << 1) | 0 , l, m);
        if(~lv) return lv;
        return find(t, c, val, (k << 1) | 1, m, r);
    }

    template<typename C>
    int find(int t, C &c){
        T val = M::e();
        return find(t, c, val, 1, 0, sz);
    }
    T operator[](const int &k) const { return seg[k + sz]; }
};


struct Monoid{
    using T = pair<int, int>;
    static T f(T a, T b) {
        if(a.first < b.first) return a;
        else return b;
    }
    static T e() { return {INF<int>, -1}; }
};


template <class T>
ostream& operator<<(ostream& os, vector<T> v) {
    os << "{";
    for (int i = 0; i < v.size(); ++i) {
        if(i) os << ", ";
        os << v[i];
    }
    return os << "}";
}

template <class L, class R>
ostream& operator<<(ostream& os, pair<L, R> p) {
    return os << "{" << p.first << ", " << p.second << "}";
}



int main() {
    int n, q;
    cin >> n >> q;
    SegmentTree<Monoid> seg(n);
    for (int i = 0; i < n; ++i) {
        int x;
        scanf("%d", &x);
        seg.set(i, {x, i+1});
    }
    seg.build();
    for (int i = 0; i < q; ++i) {
        int a, l, r;
        scanf("%d %d %d", &a, &l, &r);
        l--; r--;
        if(a == 1){
            auto val1 = seg[l], val2 = seg[r];
            seg.update(l, {val2.first, val1.second});
            seg.update(r, {val1.first, val2.second});
        }else {
            printf("%d\n", seg.query(l, r+1).second);
        }
    }
    return 0;
}
0