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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
#608493#7627. PhonyDBsoleil#WA 4ms16136kbC++207.8kb2024-10-03 22:13:492024-10-03 22:13:49

Judging History

你现在查看的是最新测评结果

  • [2024-10-03 22:13:49]
  • 评测
  • 测评结果:WA
  • 用时:4ms
  • 内存:16136kb
  • [2024-10-03 22:13:49]
  • 提交

answer


#include <bits/stdc++.h>
using namespace std;
static constexpr int Maxn = 5e5 + 5;
static constexpr int64_t inf = 0x3f3f3f3f3f3f3f3f;
int n, qn, an, bn, b[Maxn];
int64_t a[Maxn], k, A[Maxn];
pair<int64_t, int> B1[Maxn], b1[Maxn];
uint64_t randu64(void) {
  static const auto FIXED = chrono::steady_clock::now().time_since_epoch().count();
  static mt19937_64 gen(FIXED); return gen();
} // randu64
namespace tp {
  struct node {
    int ls, rs, size, v;
    uint64_t fix;
    node() = default;
    node(int v) : ls(0), rs(0), size(1), fix(randu64()), v(v) { }
  } tr[Maxn * 4]; int tn;
  template<typename ...Argv>
  int newnode(Argv ...args) { return tr[++tn] = node(args...), tn; }
  void print(int p) {
    if (!p) return ;
    print(tr[p].ls);
    fprintf(stderr, "%d, ", tr[p].v);
    print(tr[p].rs);
  } // print
  void pushup(int p) {
    tr[p].size = tr[tr[p].ls].size + tr[tr[p].rs].size + 1;
  } // pushup
  int join(int l, int r) {
    if (!l || !r) return l | r;
    if (tr[l].fix < tr[r].fix) {
      tr[l].rs = join(tr[l].rs, r);
      return pushup(l), l;
    } else {
      tr[r].ls = join(l, tr[r].ls);
      return pushup(r), r;
    }
  } // join
  void split_v(int p, int v, int &l, int &r) { // v], (v
    if (!p) l = r = 0;
    else {
      if (tr[p].v >= v) l = p, split_v(tr[p].rs, v, tr[l].rs, r), pushup(l);
      else r = p, split_v(tr[p].ls, v, l, tr[r].ls), pushup(r);
    }
  } // split_v
  void split_s(int p, int s, int &l, int &r) { // s], (s
    if (!p) l = r = 0;
    else {
      if (tr[tr[p].ls].size + 1 <= s)
        l = p, split_s(tr[p].rs, s - tr[tr[p].ls].size - 1, tr[l].rs, r), pushup(l);
      else r = p, split_s(tr[p].ls, s, l, tr[r].ls), pushup(r);
    }
  } // split_s
  int find(int p, int s) {
    //fprintf(stderr, "find: p = "), print(p), fprintf(stderr, "\n");
    if (tr[tr[p].ls].size + 1 == s) return tr[p].v;
    if (tr[tr[p].ls].size >= s) return find(tr[p].ls, s);
    else return find(tr[p].rs, s - tr[tr[p].ls].size - 1);
  } // find
  void insert(int &p, int64_t v) {
    int A, B;
    split_v(p, v, A, B);
    p = join(A, join(newnode(v), B));
  } // insert
} // namespace tp
struct tnode {
  int ls, rs, size;
  uint64_t fix;
  int root, s;
  int64_t v;
  tnode() = default;
  tnode(int root, int64_t v) : ls(0), rs(0), size(1), fix(randu64()), 
    root(root), s(tp::tr[root].size), v(v) { }
  void renew(void) { s = tp::tr[root].size; }
} tr[Maxn << 1];
int root, tn;
template<typename ...Argv>
int newnode(Argv ...args) { return tr[++tn] = tnode(args...), tn; }
void pushup(int p) {
  tr[p].size = tr[tr[p].ls].size + tr[tr[p].rs].size + 1;
  tr[p].s = tp::tr[tr[p].root].size + tr[tr[p].ls].s + tr[tr[p].rs].s;
} // pushup
void print_all(int p) {
  if (!p) return ;
  print_all(tr[p].ls);
  tp::print(tr[p].root); fprintf(stderr, "\n");
  print_all(tr[p].rs);
} // print_all
int join(int l, int r) {
  if (!l || !r) return l | r;
  // fprintf(stderr, "BEGIN @#$$@# l: \n"); print_all(l); fprintf(stderr, "@!#$%!$%!$%$\n");
  // fprintf(stderr, "BEGIN @#$$@# r: \n"); print_all(r); fprintf(stderr, "@!#$%!$%!$%$\n");
  if (tr[l].fix < tr[r].fix) {
    tr[l].rs = join(tr[l].rs, r);
    pushup(l);
    // fprintf(stderr, "#$@#$@#$#$$@#$ l: \n");
    // print_all(l);
    // fprintf(stderr, "END #$@#$@#$#$$@#$ l: \n");
    return l;
  } else {
    tr[r].ls = join(l, tr[r].ls);
    pushup(r);
    // fprintf(stderr, "#$@#$@#$#$$@#$ r: \n");
    // print_all(r);
    // fprintf(stderr, "END #$@#$@#$#$$@#$ r: \n");
    return r;
  }
} // join
void split_a(int p, int s, int &l, int &r) { // s], (s
  if (!p) l = r = 0;
  else {
    //fprintf(stderr, "s = %d\n", s);
    //fprintf(stderr, "BEGIN ls: \n");
    //print_all(tr[p].ls);
    //fprintf(stderr, "END ls\n");
    if (tr[tr[p].ls].s >= s) r = p, split_a(tr[p].ls, s, l, tr[r].ls), pushup(r);
    else l = p, split_a(tr[p].rs, s - tr[tr[p].ls].s - tp::tr[tr[p].root].size, tr[l].rs, r), pushup(l);
  }
} // split_a
void split_s(int p, int s, int &l, int &r) { // s], (s
  if (!p) l = r = 0;
  else {
    if (tr[tr[p].ls].size + 1 <= s)
      l = p, split_s(tr[p].rs, s - tr[tr[p].ls].size - 1, tr[l].rs, r), pushup(l);
    else r = p, split_s(tr[p].ls, s, l, tr[r].ls), pushup(r);
  }
} // split_s
void merge_all(int &p, int q) {
  if (!q) return ;
  tp::insert(p, tp::tr[q].v);
  merge_all(p, tp::tr[q].ls);
  merge_all(p, tp::tr[q].rs);
} // merge_all
int main(void) {
  cin.tie(nullptr)->sync_with_stdio(false);
  cin >> n >> qn >> k;
  for (int i = 1; i <= n; ++i) cin >> a[i];
  for (int i = 1; i <= n; ++i) b1[i] = B1[i] = make_pair(a[i] % k, i), A[i] = a[i] /= k;
  sort(B1 + 1, B1 + n + 1); bn = unique(B1 + 1, B1 + n + 1) - B1 - 1;
  for (int i = 1; i <= n; ++i) b[i] = lower_bound(B1 + 1, B1 + bn + 1, b1[i]) - B1;
  sort(A + 1, A + n + 1, greater<int64_t>()); an = unique(A + 1, A + n + 1) - A - 1;
  for (int i = 1; i <= n; ++i) a[i] = lower_bound(A + 1, A + an + 1, a[i], greater<int64_t>()) - A;
  static vector<int> ia[Maxn];
  for (int i = 1; i <= n; ++i) ia[a[i]].push_back(b[i]);
  for (int i = 1; i <= an; ++i) sort(ia[i].begin(), ia[i].end(), greater<int>());
  for (int i = 1; i <= an; ++i) {
    int64_t v = A[i]; int rt = 0;
    for (int j: ia[i]) rt = tp::join(rt, tp::newnode(j));
    root = join(root, newnode(rt, v));
  }
  while (qn--) {
    //fprintf(stderr, "-----------------------------------------\n");
    string op; int64_t t; cin >> op >> t;
    int A, B, C, D, E, F;
    if (op == "C") {
      while (t > 0) {
        /*fprintf(stderr, "==-=-=-=-==- root: ");
        print_all(root);
        fprintf(stderr, "END print_all root\n");*/
        split_s(root, 1, A, B);
        if (B == 0) {
          int ss = tp::tr[tr[A].root].size;
          int64_t T = t / ss, R = t % ss;
          tr[A].v -= T;
          tp::split_s(tr[A].root, R, D, tr[A].root); tr[A].renew();
          E = newnode(D, tr[A].v - 1);
          root = join(A, E);
          t = 0;
        } else {
          split_s(B, 1, B, C);
          if ((tr[A].v - tr[B].v) * tp::tr[tr[A].root].size < t) {
            int64_t vv = tr[B].v;
            t -= (tr[A].v - tr[B].v) * tp::tr[tr[A].root].size;
            merge_all(tr[A].root, tr[B].root); tr[A].renew();
            tr[A].v = vv;
            root = join(A, C);
          } else {
            int ss = tp::tr[tr[A].root].size;
            int64_t T = t / ss, R = t % ss;
            tr[A].v -= T;
            tp::split_s(tr[A].root, R, D, tr[A].root); tr[A].renew();
            //fprintf(stderr, "tr[A].root: "), tp::print(tr[A].root), fprintf(stderr, "\n");
            //fprintf(stderr, "#### D: "), tp::print(D), fprintf(stderr, "\n");
            E = newnode(D, tr[A].v - 1);
            if (tr[E].v == tr[B].v) {
              merge_all(tr[E].root, tr[B].root); tr[E].renew();
            //fprintf(stderr, "tr[E].root: "), tp::print(tr[E].root), fprintf(stderr, "\n");
              E = join(E, C);

            //fprintf(stderr, "tr[E].root: "), tp::print(tr[E].root), fprintf(stderr, "\n");
            //fprintf(stderr, "A = %d, E = %d\n", A, E);
              root = join(A, E);
            //fprintf(stderr, "root: "); print_all(root); fprintf(stderr, "-!$%#$^#%^@#%^#!^#%^!#$\n");
            } else {
              root = join(A, join(E, join(B, C)));
            }
            t = 0;
          }
        }
      }
    } else {
      split_a(root, t, B, C);
      //fprintf(stderr, "tr[B].size = %d\n", tr[B].size);
      split_s(B, tr[B].size - 1, A, B);
      t = t - tr[A].s;
      //fprintf(stderr, "A: t = %d\n", t);
      int64_t v = tr[B].v;
      int r = tp::find(tr[B].root, t);
      //fprintf(stderr, "============= v = %lld, r = %d\n", v, r);
      cout << v * k + B1[r].first << "\n";
      root = join(A, join(B, C));
    }
    //print_all(root);
  }
  return 0;
} // main

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 16136kb

input:

3 5 5
7 3 9
A 3
C 1
A 2
C 2
A 3

output:

3
4
-1

result:

ok 3 lines

Test #2:

score: 0
Accepted
time: 4ms
memory: 15908kb

input:

5 8 8
294 928 293 392 719
A 4
C 200
A 5
C 10
A 2
C 120
A 1
A 3

output:

294
200
191
0
-2

result:

ok 5 lines

Test #3:

score: -100
Wrong Answer
time: 0ms
memory: 15884kb

input:

100 100 233
5101 8001 6561 6329 6305 7745 4321 811 49 1121 3953 8054 8415 9876 6701 4097 6817 6081 495 5521 2389 2042 4721 8119 7441 7840 8001 5756 5561 129 1 5981 4801 7201 8465 7251 6945 5201 5626 3361 5741 3650 7901 2513 8637 3841 5621 9377 101 3661 5105 4241 5137 7501 5561 3581 4901 561 8721 811...

output:

6881
9161
4721
8200
2945
7647
7531
5291
5001
2042
4721
4721
6881
4097
7201
7006
7035
7018
811
6752
2561
6683
6114
6135
3581
5291
1485
5957
5393
2042
5303
5171
5205
4721
5084
4029
4097
4591
4816
4586
4705
2042
4535
4454
4603
4435
3581
4345
115
2042
4284
2042
4274
1485
4326
-17552

result:

wrong answer 15th lines differ - expected: '7187', found: '7201'