結果
問題 | No.833 かっこいい電車 |
ユーザー | haruki_K |
提出日時 | 2020-07-09 20:00:05 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 66 ms / 2,000 ms |
コード長 | 6,072 bytes |
コンパイル時間 | 1,673 ms |
コンパイル使用メモリ | 177,608 KB |
実行使用メモリ | 8,576 KB |
最終ジャッジ日時 | 2024-10-08 03:39:39 |
合計ジャッジ時間 | 4,456 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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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 | 35 ms
6,816 KB |
testcase_01 | AC | 2 ms
6,820 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 2 ms
6,816 KB |
testcase_04 | AC | 2 ms
6,816 KB |
testcase_05 | AC | 1 ms
6,820 KB |
testcase_06 | AC | 2 ms
6,820 KB |
testcase_07 | AC | 2 ms
6,816 KB |
testcase_08 | AC | 2 ms
6,820 KB |
testcase_09 | AC | 2 ms
6,816 KB |
testcase_10 | AC | 48 ms
6,816 KB |
testcase_11 | AC | 66 ms
7,680 KB |
testcase_12 | AC | 22 ms
6,820 KB |
testcase_13 | AC | 12 ms
6,820 KB |
testcase_14 | AC | 56 ms
7,808 KB |
testcase_15 | AC | 29 ms
6,816 KB |
testcase_16 | AC | 28 ms
6,820 KB |
testcase_17 | AC | 14 ms
6,816 KB |
testcase_18 | AC | 55 ms
6,816 KB |
testcase_19 | AC | 26 ms
6,816 KB |
testcase_20 | AC | 8 ms
6,820 KB |
testcase_21 | AC | 42 ms
6,820 KB |
testcase_22 | AC | 46 ms
8,064 KB |
testcase_23 | AC | 30 ms
6,816 KB |
testcase_24 | AC | 43 ms
7,936 KB |
testcase_25 | AC | 53 ms
6,820 KB |
testcase_26 | AC | 32 ms
6,816 KB |
testcase_27 | AC | 39 ms
6,820 KB |
testcase_28 | AC | 26 ms
6,816 KB |
testcase_29 | AC | 34 ms
6,820 KB |
testcase_30 | AC | 54 ms
8,576 KB |
testcase_31 | AC | 35 ms
6,816 KB |
ソースコード
// >>> TEMPLATES #include <bits/stdc++.h> using namespace std; using ll = long long; using ld = long double; using i32 = int32_t; using i64 = int64_t; using u32 = uint32_t; using u64 = uint64_t; #define int ll #define double ld #define rep(i,n) for (int i = 0; i < (int)(n); i++) #define rep1(i,n) for (int i = 1; i <= (int)(n); i++) #define repR(i,n) for (int i = (int)(n)-1; i >= 0; i--) #define rep1R(i,n) for (int i = (int)(n); i >= 1; i--) #define loop(i,a,B) for (int i = a; i B; i++) #define loopR(i,a,B) for (int i = a; i B; i--) #define all(x) (x).begin(), (x).end() #define allR(x) (x).rbegin(), (x).rend() #define pb push_back #define eb emplace_back #define mp make_pair #define fst first #define snd second template <class Int> auto constexpr inf = numeric_limits<Int>::max()/2-1; auto constexpr INF32 = inf<int32_t>; auto constexpr INF64 = inf<int64_t>; auto constexpr INF = inf<int>; #ifdef LOCAL #include "debug.hpp" #else #define dump(...) (void)(0) #define say(x) (void)(0) #define debug if (0) #endif template <class T> using pque_max = priority_queue<T>; template <class T> using pque_min = priority_queue<T, vector<T>, greater<T> >; template <class T, class = typename T::iterator, class = typename enable_if<!is_same<T, string>::value>::type> ostream& operator<<(ostream& os, T const& v) { bool f = true; for (auto const& x : v) os << (f ? "" : " ") << x, f = false; return os; } template <class T, class = typename T::iterator, class = typename enable_if<!is_same<T, string>::value>::type> istream& operator>>(istream& is, T &v) { for (auto& x : v) is >> x; return is; } template <class T, class S> ostream& operator<<(ostream& os, pair<T,S> const& p) { return os << "(" << p.first << ", " << p.second << ")"; } template <class T, class S> istream& operator>>(istream& is, pair<T,S>& p) { return is >> p.first >> p.second; } struct IOSetup { IOSetup() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(15); } } iosetup; template <class F> struct FixPoint : private F { constexpr FixPoint(F&& f) : F(forward<F>(f)) {} template <class... T> constexpr auto operator()(T&&... x) const { return F::operator()(*this, forward<T>(x)...); } }; struct MakeFixPoint { template <class F> constexpr auto operator|(F&& f) const { return FixPoint<F>(forward<F>(f)); } }; #define MFP MakeFixPoint()| #define def(name, ...) auto name = MFP [&](auto &&name, __VA_ARGS__) template <class T, size_t d> struct vec_impl { using type = vector<typename vec_impl<T,d-1>::type>; template <class... U> static type make_v(size_t n, U&&... x) { return type(n, vec_impl<T,d-1>::make_v(forward<U>(x)...)); } }; template <class T> struct vec_impl<T,0> { using type = T; static type make_v(T const& x = {}) { return x; } }; template <class T, size_t d = 1> using vec = typename vec_impl<T,d>::type; template <class T, size_t d = 1, class... Args> auto make_v(Args&&... args) { return vec_impl<T,d>::make_v(forward<Args>(args)...); } template <class T> void quit(T const& x) { cout << x << endl; exit(0); } template <class T, class U> constexpr bool chmin(T& x, U const& y) { if (x > y) { x = y; return true; } return false; } template <class T, class U> constexpr bool chmax(T& x, U const& y) { if (x < y) { x = y; return true; } return false; } template <class It> constexpr auto sumof(It b, It e) { return accumulate(b,e,typename iterator_traits<It>::value_type{}); } template <class T> int sz(T const& x) { return x.size(); } template <class C, class T> int lbd(C const& v, T const& x) { return lower_bound(v.begin(), v.end(), x)-v.begin(); } template <class C, class T> int ubd(C const& v, T const& x) { return upper_bound(v.begin(), v.end(), x)-v.begin(); } template <class C, class F> int ppt(C const& v, F f) { return partition_point(v.begin(), v.end(), f)-v.begin(); } template <class Int> struct Random { mt19937_64 mt{random_device{}()}; //mt19937_64 mt{(unsigned)time(0)}; Int a,b; // [a,b] Random(Int a, Int b) : a(a), b(b) {} Int operator()() { return uniform_int_distribution<Int>(a,b)(mt); } }; template <class Int> Int rand(Int a, Int b) { // [a,b] static mt19937_64 mt{random_device{}()}; return uniform_int_distribution<Int>(a,b)(mt); } // <<< // >>> BIT struct BIT { int n; vector<int> v; // use v[1..n] BIT(int n = 0) : n(n), v(n+1) {} int size() const { return n; } int get(int i) const { return sum(i+1)-sum(i); } void set(int i, int x) { add(i,x-get(i)); } void add(int i, int x) { assert(0 <= i); assert(i < n); for (i++; i <= n; i += i&(-i)) v[i] += x; } int sum(int r) const { // [0,r) assert(0 <= r); assert(r <= n); int s = 0; for (int i = r; i > 0; i -= i&(-i)) s += v[i]; return s; } int sum(int l, int r) const { // [l,r) return sum(r)-sum(l); } // lower_bound({sum(0),sum(1),...,sum(n)}, x) int lower_bound(int x) const { if (x <= 0) return 0; int s = 0, i = 0, w = 1; while (2*w <= n) w *= 2; for ( ; w; w >>= 1) { if (i+w <= n && s+v[i+w] < x) { s += v[i+w]; i += w; } } return i+1; } int upper_bound(int x) const { int s = 0, i = 0, w = 1; while (2*w <= n) w *= 2; for ( ; w; w >>= 1) { if (i+w <= n && s+v[i+w] <= x) { s += v[i+w]; i += w; } } return i+1; } }; // <<< int32_t main() { int n,q; cin >> n >> q; BIT a(n); rep (i,n) { int x; cin >> x; a.set(i,x); } set<int> sep; rep (i,n) sep.insert(i); sep.insert(-1); rep (i,q) { int t,x; cin >> t >> x, --x; if (t == 1) sep.erase(x); if (t == 2) sep.insert(x); if (t == 3) a.add(x,1); if (t == 4) { auto it = sep.lower_bound(x); auto jt = prev(it); int l = *jt + 1; int r = *it + 1; cout << a.sum(l,r) << "\n"; } } }