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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#673209#7627. PhonyTLE_AutomatWA 0ms3776kbC++204.0kb2024-10-24 21:08:162024-10-24 21:08:17

Judging History

你现在查看的是最新测评结果

  • [2024-10-24 21:08:17]
  • 评测
  • 测评结果:WA
  • 用时:0ms
  • 内存:3776kb
  • [2024-10-24 21:08:16]
  • 提交

answer

#include <bits/stdc++.h>
#include <bits/extc++.h>

using namespace std;
using namespace __gnu_pbds;

#define SZ(x) ((int)((x).size()))
#define lb(x) ((x) & (-(x)))
#define bp(x) __builtin_popcount(x)
#define bpll(x) __builtin_popcountll(x)
#define mkp make_pair
#define pb push_back
#define fi first
#define se second
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> pii;
typedef pair<ll, int> pli;
typedef pair<ll, ll> pll;
typedef pair<double, int> pdi;
typedef __gnu_pbds::tree<pli, null_type, greater<pli>, __gnu_pbds::rb_tree_tag, 
        __gnu_pbds::tree_order_statistics_node_update> rbt;

void solve() {
    int n, m; ll k;
    cin >> n >> m >> k;
    vector a(n + 1, 0ll);
    const ll D = 1e18;
    for (int i = 1; i <= n; i++) {
        cin >> a[i];
        a[i] += D;
    }
    sort(a.begin() + 1, a.begin() + n + 1);

    map<ll, int> rid;
    map<int, ll> pt;
    map<int, int> pos;
    int mxid = 0, secid = 0;
    for (int i = 1; i <= n; i++) {
        ll p = a[i] / k;
        if (!rid[p]) {
            rid[p] = ++mxid;
            pt[mxid] = p;
            pos[mxid] = i - 1;
        }
    }
    secid = mxid - 1;
    int t = 0;

    vector tr(n + 1, rbt());
    for (int i = 1; i <= n; i++) {
        ll p = a[i] / k, q = a[i] % k;
        tr[rid[p]].insert({q, ++t});
    }
    int mxdc = 0;

    auto merge = [&](int x, int y) -> int {
        if (tr[x].size() > tr[y].size()) {
            swap(x, y);
        }
        for (auto cur : tr[x]) {
            tr[y].insert(cur);
        }
        tr[x].clear();
        return y;
    };

    while (m--) {
        char op;
        cin >> op;
        if (op == 'C') {
            ll t;
            cin >> t;
            while (true) {
                int tot = tr[mxid].size();
                if (mxdc + t < tot) {
                    mxdc += t;
                    break;
                } else if (secid == 0) {
                    t -= (tot - mxdc);
                    pt[mxid] = pt[mxid] - 1 - (t / tot);
                    mxdc = t % tot;
                    break;
                } else {
                    t -= (tot - mxdc);
                    mxdc = 0;
                    if ((pt[mxid] - 1 - pt[secid]) * tot > t) { 
                        pt[mxid] = pt[mxid] - 1 - (t / tot);
                        mxdc = t % tot;
                        break;
                    } else {
                        t -= (pt[mxid] - 1 - pt[secid]) * tot;
                        mxid = merge(mxid, secid);
                        pt[mxid] = pt[secid];
                        secid--;
                    }
                }
            }
        } else {
            int x;
            cin >> x;
            int tot = tr[mxid].size();
            if (x <= tot - mxdc) {
                cout << tr[mxid].find_by_order(mxdc + x)->fi + k * pt[mxid] - D << '\n';
            } else {
                int sectot = tr[secid].size();
                if (x <= tot + sectot) {
                    x -= tot - mxdc;
                    ll l = 0, r = 2e18, ans = -1;
                    while (l <= r) {
                        ll mid = (l + r) >> 1;
                        int gecnt = tr[secid].order_of_key({mid - pt[secid] * k, 0}) +
                                min((int)tr[mxid].order_of_key({mid + k - pt[mxid] * k, 0}), mxdc);
                        if (gecnt >= x) {
                            ans = mid;
                            l = mid + 1;
                        } else {
                            r = mid - 1;
                        }
                    }
                    cout << ans - D << '\n';
                } else {
                    x -= (tot + sectot);
                    cout << a[pos[secid] - x + 1] - D << '\n';
                }
            }
        }
    }
}

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

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3612kb

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: 0ms
memory: 3540kb

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: 3776kb

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
9153
4721
8182
2945
7633
7530
5291
5001
2042
4721
4721
6881
4097
7181
7208
7035
7017
811
6752
2561
6675
6114
6135
3581
5291
1485
5949
5393
2042
5303
5171
5205
4721
5081
4029
4097
4591
4811
4586
4705
2042
4535
4454
4592
4435
3581
4343
115
2042
4274
2042
4273
1485
4321
-17553

result:

wrong answer 2nd lines differ - expected: '9161', found: '9153'