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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#163069#7108. Couleurhos_lyricAC ✓749ms14308kbC++143.9kb2023-09-03 20:01:432023-09-03 20:01:43

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你现在查看的是最新测评结果

  • [2023-09-03 20:01:43]
  • 评测
  • 测评结果:AC
  • 用时:749ms
  • 内存:14308kb
  • [2023-09-03 20:01:43]
  • 提交

answer

#include <cassert>
#include <cmath>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <functional>
#include <iostream>
#include <limits>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>

using namespace std;

using Int = long long;

template <class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &a) { return os << "(" << a.first << ", " << a.second << ")"; };
template <class T> ostream &operator<<(ostream &os, const vector<T> &as) { const int sz = as.size(); os << "["; for (int i = 0; i < sz; ++i) { if (i >= 256) { os << ", ..."; break; } if (i > 0) { os << ", "; } os << as[i]; } return os << "]"; }
template <class T> void pv(T a, T b) { for (T i = a; i != b; ++i) cerr << *i << " "; cerr << endl; }
template <class T> bool chmin(T &t, const T &f) { if (t > f) { t = f; return true; } return false; }
template <class T> bool chmax(T &t, const T &f) { if (t < f) { t = f; return true; } return false; }
#define COLOR(s) ("\x1b[" s "m")


template <class T> void bAdd(vector<T> &bit, int pos, const T &val) {
  const int bitN = bit.size();
  for (int x = pos; x < bitN; x |= x + 1) bit[x] += val;
}
template <class T> T bSum(const vector<T> &bit, int pos) {
  T ret = 0;
  for (int x = pos; x > 0; x &= x - 1) ret += bit[x - 1];
  return ret;
}
template <class T> T bSum(const vector<T> &bit, int pos0, int pos1) {
  return bSum(bit, pos1) - bSum(bit, pos0);
}


int N;
vector<int> A;
vector<Int> P;

int main() {
  for (int numCases; ~scanf("%d", &numCases); ) { for (int caseId = 1; caseId <= numCases; ++caseId) {
    scanf("%d", &N);
    A.resize(N);
    for (int i = 0; i < N; ++i) {
      scanf("%d", &A[i]);
      --A[i];
    }
    P.resize(N);
    for (int q = 0; q < N; ++q) {
      scanf("%lld", &P[q]);
    }
    
    int V = 0;
    vector<int> ids(N, -1);
    vector<int> ls(N, -1), rs(N, -1);
    vector<Int> cs(N, 0);
    vector<vector<int>> bits(N);
    multiset<Int> setC;
    
    auto build = [&](int l, int r) -> int {
      if (l == r) {
        return -1;
      }
      const int u = V++;
      vector<int> as(A.begin() + l, A.begin() + r);
      sort(as.begin(), as.end());
      const int asLen = as.size();
      for (int i = l; i < r; ++i) {
        A[i] = lower_bound(as.begin(), as.end(), A[i]) - as.begin();
        ids[i] = u;
      }
      ls[u] = l;
      rs[u] = r;
      bits[u].assign(asLen, 0);
      for (int i = r; --i >= l; ) {
        cs[u] += bSum(bits[u], A[i]);
        bAdd(bits[u], A[i], +1);
      }
// cerr<<"build "<<l<<" "<<r<<": "<<cs[u]<<"; ";pv(A.begin()+l,A.begin()+r);
      setC.insert(cs[u]);
      return u;
    };
    build(0, N);
    
    vector<Int> ans(N);
    for (int q = 0; q < N; ++q) {
// cerr<<"setC = ";pv(setC.begin(),setC.end());
      ans[q] = *setC.rbegin();
      const int pos = (P[q] ^ ans[q]) - 1;
// cerr<<COLOR("33")<<"ans["<<q<<"] = "<<ans[q]<<", pos = "<<pos<<COLOR()<<endl;
      const int u = ids[pos];
      setC.erase(setC.find(cs[u]));
      const int l = ls[u];
      const int r = rs[u];
      if (pos - l <= r - pos - 1) {
        for (int i = l; i <= pos; ++i) {
          bAdd(bits[u], A[i], -1);
          cs[u] -= bSum(bits[u], A[i]);
        }
        build(l, pos);
        ls[u] = pos + 1;
      } else {
        for (int i = r; --i >= pos; ) {
          bAdd(bits[u], A[i], -1);
          cs[u] -= ((i - l) - bSum(bits[u], A[i] + 1));
        }
        build(pos + 1, r);
        rs[u] = pos;
      }
      setC.insert(cs[u]);
    }
    
    for (int q = 0; q < N; ++q) {
      if (q) printf(" ");
      printf("%lld", ans[q]);
    }
    puts("");
  }
#ifndef LOCAL
  break;
#endif
  }
  return 0;
}

这程序好像有点Bug,我给组数据试试?

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3764kb

input:

3
5
4 3 1 1 1
5 4 5 3 1
10
9 7 1 4 7 8 5 7 4 8
21 8 15 5 9 2 4 5 10 6
15
4 8 8 1 12 1 10 14 7 14 2 9 13 10 3
37 19 23 15 7 2 10 15 2 13 4 5 8 7 10

output:

7 0 0 0 0
20 11 7 2 0 0 0 0 0 0
42 31 21 14 14 4 1 1 1 0 0 0 0 0 0

result:

ok 3 lines

Test #2:

score: 0
Accepted
time: 749ms
memory: 14308kb

input:

11116
10
10 5 10 3 6 4 8 5 9 8
31 27 24 11 12 3 0 2 3 1
10
8 2 7 2 8 10 1 10 9 10
6 5 2 13 2 1 0 1 3 1
10
7 10 7 6 1 3 10 6 7 9
21 18 10 1 6 5 4 8 9 10
10
2 10 4 8 8 5 7 2 6 7
20 10 9 1 15 0 4 2 9 7
10
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
10
1 2 3 4 5 6 7 8 9 10
6 3 5 2 7 10 9 1 4 8
10
1 10 1 3...

output:

21 18 16 12 10 6 4 1 1 0
12 12 10 10 4 4 4 2 1 0
20 16 9 5 3 3 3 0 0 0
22 14 8 8 5 5 2 1 1 0
0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0
19 12 7 4 4 2 2 1 0 0
20 18 8 3 1 1 0 0 0 0
45 21 21 10 3 3 3 0 0 0
17 11 8 2 1 1 1 0 0 0
13 4 1 0 0 0 0 0 0 0
29 27 22 15 9 7 4 3 1 0
26 16 9 2 1 1 1 1 1 0
0 0 0 0 0 ...

result:

ok 11116 lines

Extra Test:

score: 0
Extra Test Passed