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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#375544#8338. Quad Kingdoms ChessisaunoyaWA 42ms3820kbC++233.8kb2024-04-03 12:16:492024-04-03 12:16:50

Judging History

你现在查看的是最新测评结果

  • [2024-04-03 12:16:50]
  • 评测
  • 测评结果:WA
  • 用时:42ms
  • 内存:3820kb
  • [2024-04-03 12:16:49]
  • 提交

answer

#if defined(LOCAL)
#include <D:/cp/templates/my_template_compiled.hpp>
#else
#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx2,popcnt")
#include <bits/stdc++.h>
#define debug(...) 42
#define rep1(a) for (auto i = 0; i < a; i++)
#define rep2(i, a) for (auto i = 0; i < a; i++)
#define rep3(i, a, b) for (auto i = a; i < b; i++)
#define rep4(i, a, b, c) for (auto i = a; i < b; i += c)
#define overload4(a, b, c, d, e, ...) e
#define rep(...) overload4(__VA_ARGS__, rep4, rep3, rep2, rep1)(__VA_ARGS__)

#define pb emplace_back
using namespace std;
template <typename T, typename T2> void cmin(T &x, const T2 &y) {
  x = x < y ? x : y;
}
template <typename T, typename T2> void cmax(T &x, const T2 &y) {
  x = x > y ? x : y;
}
template <typename T> using vc = vector<T>;
using ll = long long;
using vi = vector<int>;
using vl = vector<ll>;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

mt19937 rng(2813289);
const int INF = 1000000000;
const ll LNF = 1000000000000000000;
#define sz(x) int((x).size())
#define all(x) begin(x), end(x)
#define fi first
#define se second
#endif

using ull = unsigned long long;
mt19937_64 rng2(2854182);
vi get_stk(vi a) {
  vi stk;
  for (auto ai : a) {
    while (!stk.empty() && stk.back() < ai) {
      stk.pop_back();
    }
    stk.pb(ai);
  }
  return stk;
}

const int mod = 998244353;
map<int, ll> foo;
map<int, ull> bar;

struct array {
  int n;
  vi a;
  array() {}
  array(int N) { n = N; }
  void init(int N) {
    n = N;
    a.resize(n);
    rep(i, n) cin >> a[i];
    rep(i, n) {
      if (!foo.count(a[i])) {
        foo[a[i]] = rng();
        bar[a[i]] = rng2();
      }
    }
    leaf.resize(n * 4);
    mx.resize(n * 4);
    tr.resize(n * 4);
    tr2.resize(n * 4);
    build(0, n, 1);
  }
  vi leaf, mx;
  vc<ll> tr;
  vc<ull> tr2;
  pair<ll, ull> calc(int p, int x) {
    if (x > mx[p]) {
      return pii(1, 1);
    } else if (leaf[p]) {
      if (x <= mx[p]) {
        return make_pair(foo[mx[p]], bar[mx[p]]);
      } else {
        return pii(1, 1);
      }
    }

    if (x > mx[p * 2 + 1]) { // x <= mx[p * 2]
      return calc(p * 2, x);
    } else { // x <= mx[p * 2 + 1]
      auto [cur1, cur2] = calc(p * 2 + 1, x);
      return make_pair(tr[p] * cur1 % mod, tr2[p] * cur2);
    }
  }
  void pull(int p) {
    mx[p] = max(mx[p * 2], mx[p * 2 + 1]);
    auto [cur1, cur2] = calc(p * 2, mx[p * 2 + 1]);
    tr[p] = cur1;
    tr2[p] = cur2;
  }
  void build(int l, int r, int p) {
    // debug(l, r, p);
    if (r - l == 1) {
      leaf[p] = 1;
      mx[p] = a[l];
      return;
    }
    int m = (l + r) / 2;
    build(l, m, p * 2);
    build(m, r, p * 2 + 1);
    pull(p);
  }

  void modify(int l, int r, int p, int x, int v) {
    if (r - l == 1) {
      leaf[p] = 1;
      mx[p] = v;
      return;
    }
    int m = (l + r) / 2;
    if (x < m) {
      modify(l, m, p * 2, x, v);
    } else {
      modify(m, r, p * 2 + 1, x, v);
    }
    pull(p);
  }

  void modify(int x, int y) {
    a[x] = y;
    modify(0, n, 1, x, y);
  }

  pair<ll, ull> sol() { return calc(1, -1); }

  // void modify(int x, int y) { a[x] = y; }
  // vi stk() { return get_stk(a); }

} a[2];

void solve() {
  int n[2];
  cin >> n[0];
  a[0].init(n[0]);
  cin >> n[1];
  a[1].init(n[1]);
  int Q;
  cin >> Q;
  while (Q--) {
    int p, x, y;
    cin >> p >> x >> y;
    --p;
    --x;
    if (!foo.count(y)) {
      foo[y] = rng();
      bar[y] = rng2();
    }
    a[p].modify(x, y);
    // cout << (a[0].stk() == a[1].stk() ? "YES" : "NO") << "\n";
    cout << (a[0].sol() == a[1].sol() ? "YES" : "NO") << "\n";
  }
}

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int t = 1;
  while (t--) {
    solve();
  }
  return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3568kb

input:

5
1 2 3 4 5
5
5 4 3 2 1
8
1 1 5
1 4 2
1 2 4
1 5 1
1 5 5
2 1 4
2 3 5
2 5 5

output:

NO
NO
NO
YES
NO
NO
NO
YES

result:

ok 8 tokens

Test #2:

score: 0
Accepted
time: 36ms
memory: 3788kb

input:

1
2
6
2 1 1 1 1 1
200000
2 6 2
1 1 1
1 1 1
1 1 2
2 1 1
1 1 2
1 1 1
2 4 1
2 1 2
1 1 1
1 1 2
2 5 1
1 1 1
1 1 2
1 1 1
2 6 1
1 1 2
1 1 2
1 1 2
2 3 1
1 1 1
2 1 1
2 6 2
1 1 2
2 4 1
1 1 2
2 6 1
1 1 2
1 1 1
2 5 2
2 6 2
1 1 1
2 4 2
2 5 2
2 6 2
1 1 1
2 5 1
2 6 2
1 1 2
1 1 1
1 1 1
2 4 1
1 1 2
1 1 2
1 1 2
2 3 2...

output:

NO
NO
NO
NO
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
N...

result:

ok 200000 tokens

Test #3:

score: 0
Accepted
time: 36ms
memory: 3820kb

input:

6
2 1 1 2 1 2
1
1
200000
2 1 1
1 1 2
1 1 1
2 1 2
2 1 1
2 1 1
2 1 2
2 1 2
1 1 2
1 3 1
1 6 2
1 5 2
1 4 2
1 3 1
2 1 2
1 4 2
1 4 2
2 1 2
2 1 2
1 3 1
1 6 1
1 1 2
2 1 1
1 6 1
1 3 1
1 5 2
1 6 2
1 5 2
2 1 2
1 2 1
1 5 2
2 1 1
2 1 1
1 6 1
2 1 2
2 1 1
1 3 2
2 1 1
1 6 1
1 4 2
1 2 1
1 1 1
2 1 1
1 2 1
1 6 2
1 6 2...

output:

NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
...

result:

ok 200000 tokens

Test #4:

score: -100
Wrong Answer
time: 42ms
memory: 3652kb

input:

6
1 3 1 2 1 2
6
2 1 3 3 3 1
200000
2 4 2
1 2 1
1 6 2
2 3 2
1 1 1
1 6 2
1 6 2
1 3 2
2 6 1
2 4 3
1 1 2
2 5 2
2 6 2
2 3 1
1 4 3
1 3 1
2 5 2
2 4 2
2 1 3
1 1 1
2 2 2
2 4 2
1 5 3
1 6 3
2 6 3
1 5 3
2 5 3
2 4 1
2 4 2
1 1 2
1 6 1
2 6 1
1 2 3
1 1 3
1 1 1
2 6 3
2 4 1
1 4 2
2 2 1
1 3 1
1 1 3
1 1 3
1 4 3
1 3 3
2...

output:

NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
NO
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
N...

result:

wrong answer 180th words differ - expected: 'YES', found: 'NO'