oj.uz

답안 #718151

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
718151 2023-04-03T12:48:03 Z walterw Bitaro, who Leaps through Time (JOI19_timeleap) C++17
100 / 100
 658 ms 86312 KB 
#include "bits/stdc++.h"

using namespace std;

void abc() {cout << endl;}
template <typename T, typename ...U> void abc(T a, U ...b) {
    cout << a << ' ', abc(b...);
}
template <typename T> void printv(T l, T r) {
    while (l != r) cout << *l << " \n"[++l == r];
}
template <typename A, typename B> istream& operator >> (istream& o, pair<A, B> &a) {
    return o >> a.first >> a.second;
}
template <typename A, typename B> ostream& operator << (ostream& o, pair<A, B> a) {
    return o << '(' << a.first << ", " << a.second << ')';
}
template <typename T> ostream& operator << (ostream& o, vector<T> a) {
    bool is = false;
    for (T i : a) {o << (is ? ' ' : '{'), is = true, o << i;}
    return o << '}';
}

#ifdef local
#define test(args...) abc("[" + string(#args) + "]", args)
#else
#define test(args...) void(0)
#endif

using ll = long long;

#define int ll

struct statt {
    int lb, rb, time_wait, power_used;
};

statt comb(statt lc, statt rc) {
    statt res;

    int delta = lc.time_wait - lc.power_used;
    int newl = lc.lb + delta, newr = lc.rb + delta;

    res.time_wait = lc.time_wait + rc.time_wait;
    res.power_used = lc.power_used + rc.power_used;

    if (max(newl, rc.lb) <= min(newr, rc.rb)) {
        res.lb = max(newl, rc.lb) - delta;
        res.rb = min(newr, rc.rb) - delta;
    } else if (newr < rc.lb) {
        res.time_wait += (rc.lb - newr);
        res.lb = res.rb = lc.rb;
    } else {
        res.power_used += (newl - rc.rb);
        res.lb = res.rb = lc.lb;
    }

    return res;
}

struct segtree {


    statt tree[4 * 300005];

    void update(int x, int l, int r, int id, int ul, int ur) {
        if (l == r) {
            tree[x] = {ul, ur, 0, 0};
            return;
        }

        int mid = (l + r) / 2;

        if (id <= mid) update(2 * x, l, mid, id, ul, ur);
        else update(2 * x + 1, mid + 1, r, id, ul, ur);

        tree[x] = comb(tree[2 * x], tree[2 * x + 1]);
    }

    statt query(int x, int l, int r, int ql, int qr) {
        if (ql <= l && r <= qr) return tree[x];
        if (l > qr || ql > r) return {(int) -2e16, (int) 2e16, 0, 0};

        int mid = (l + r) / 2;

        return comb(query(2 * x, l, mid, ql, qr), query(2 * x + 1, mid + 1, r, ql, qr));
    }
};

segtree seg1, seg2;

int32_t main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
//    freopen("", "r", stdin);
//    freopen("", "w", stdout);
    int n, q; cin >> n >> q;
    for (int i = 1; i < n; i++) {
        int l, r; cin >> l >> r;
        int newl= l - i;
        int newr = r - (i + 1);
        seg1.update(1, 1, n, i, newl, newr);

        newl = l - ((n - i));
        newr = r - ((n - i) + 1);

        seg2.update(1, 1, n, (n - i), newl, newr);
    }

    while (q--){
        int t; cin >> t;
        if (t == 1) {
            int p, s, e; cin >> p >> s >> e;

            int newl = s - p;
            int newr = e - (p + 1);
            seg1.update(1, 1, n, p, newl, newr);

            newl = s - ((n - p));
            newr = e - ((n - p) + 1);

            seg2.update(1, 1, n, (n - p), newl, newr);
        } else {
            int a, b, c, d; cin >> a >> b >> c >> d;

            if (a < c) {
                statt interval = seg1.query(1, 1, n, a, c - 1);

                b -= a;
                d -= (c);

                int start_time = max(b, interval.lb);
                if (b > interval.rb) {
                    interval.power_used += (b - interval.rb);
                }

                start_time += interval.time_wait;
                start_time -= interval.power_used;

                if (start_time > d) {
                    interval.power_used += start_time - d;
                }

                cout << interval.power_used << "\n";
            } else if (a > c) {
                statt interval = seg2.query(1, 1, n, n - a + 1, n - c);

                b = b - ( n - a + 1);
                d = (d) - (n - c + 1);

                int start_time = max(b, interval.lb);
                if (b > interval.rb) {
                    interval.power_used += (b - interval.rb);
                }

                start_time += interval.time_wait;
                start_time -= interval.power_used;

                if (start_time > d) {
                    interval.power_used += start_time - d;
                }

                cout << interval.power_used << "\n";
            } else {
                if (b < d) {
                    cout << "0\n";
                } else {
                    cout << b - d << "\n";
                }
            }
        }
    }

}

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 376 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 2 ms 464 KB Output is correct
17 Correct 2 ms 468 KB Output is correct
18 Correct 2 ms 468 KB Output is correct
19 Correct 2 ms 468 KB Output is correct
20 Correct 2 ms 468 KB Output is correct
21 Correct 2 ms 468 KB Output is correct
22 Correct 2 ms 468 KB Output is correct
23 Correct 2 ms 468 KB Output is correct
24 Correct 2 ms 468 KB Output is correct
25 Correct 2 ms 468 KB Output is correct
26 Correct 2 ms 468 KB Output is correct
27 Correct 2 ms 468 KB Output is correct
28 Correct 2 ms 468 KB Output is correct
29 Correct 2 ms 468 KB Output is correct
30 Correct 2 ms 468 KB Output is correct
31 Correct 2 ms 468 KB Output is correct
32 Correct 2 ms 468 KB Output is correct
33 Correct 2 ms 468 KB Output is correct
34 Correct 2 ms 380 KB Output is correct
35 Correct 2 ms 468 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 2 ms 468 KB Output is correct
38 Correct 2 ms 468 KB Output is correct
39 Correct 2 ms 468 KB Output is correct
40 Correct 2 ms 408 KB Output is correct
41 Correct 1 ms 212 KB Output is correct

Subtask #2
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 622 ms 82736 KB Output is correct
2 Correct 595 ms 52520 KB Output is correct
3 Correct 605 ms 52660 KB Output is correct
4 Correct 586 ms 52556 KB Output is correct
5 Correct 616 ms 85704 KB Output is correct
6 Correct 617 ms 85656 KB Output is correct
7 Correct 618 ms 85800 KB Output is correct
8 Correct 618 ms 86312 KB Output is correct
9 Correct 608 ms 52800 KB Output is correct
10 Correct 608 ms 85836 KB Output is correct
11 Correct 648 ms 85800 KB Output is correct
12 Correct 658 ms 86232 KB Output is correct
13 Correct 643 ms 86276 KB Output is correct
14 Correct 1 ms 212 KB Output is correct

Subtask #3
66.0 / 66.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 468 KB Output is correct
14 Correct 1 ms 376 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 2 ms 464 KB Output is correct
17 Correct 2 ms 468 KB Output is correct
18 Correct 2 ms 468 KB Output is correct
19 Correct 2 ms 468 KB Output is correct
20 Correct 2 ms 468 KB Output is correct
21 Correct 2 ms 468 KB Output is correct
22 Correct 2 ms 468 KB Output is correct
23 Correct 2 ms 468 KB Output is correct
24 Correct 2 ms 468 KB Output is correct
25 Correct 2 ms 468 KB Output is correct
26 Correct 2 ms 468 KB Output is correct
27 Correct 2 ms 468 KB Output is correct
28 Correct 2 ms 468 KB Output is correct
29 Correct 2 ms 468 KB Output is correct
30 Correct 2 ms 468 KB Output is correct
31 Correct 2 ms 468 KB Output is correct
32 Correct 2 ms 468 KB Output is correct
33 Correct 2 ms 468 KB Output is correct
34 Correct 2 ms 380 KB Output is correct
35 Correct 2 ms 468 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 2 ms 468 KB Output is correct
38 Correct 2 ms 468 KB Output is correct
39 Correct 2 ms 468 KB Output is correct
40 Correct 2 ms 408 KB Output is correct
41 Correct 1 ms 212 KB Output is correct
42 Correct 622 ms 82736 KB Output is correct
43 Correct 595 ms 52520 KB Output is correct
44 Correct 605 ms 52660 KB Output is correct
45 Correct 586 ms 52556 KB Output is correct
46 Correct 616 ms 85704 KB Output is correct
47 Correct 617 ms 85656 KB Output is correct
48 Correct 618 ms 85800 KB Output is correct
49 Correct 618 ms 86312 KB Output is correct
50 Correct 608 ms 52800 KB Output is correct
51 Correct 608 ms 85836 KB Output is correct
52 Correct 648 ms 85800 KB Output is correct
53 Correct 658 ms 86232 KB Output is correct
54 Correct 643 ms 86276 KB Output is correct
55 Correct 1 ms 212 KB Output is correct
56 Correct 587 ms 82624 KB Output is correct
57 Correct 551 ms 49536 KB Output is correct
58 Correct 588 ms 82764 KB Output is correct
59 Correct 589 ms 82756 KB Output is correct
60 Correct 579 ms 49492 KB Output is correct
61 Correct 610 ms 83020 KB Output is correct
62 Correct 605 ms 82928 KB Output is correct
63 Correct 600 ms 83016 KB Output is correct
64 Correct 605 ms 83024 KB Output is correct
65 Correct 595 ms 82764 KB Output is correct
66 Correct 594 ms 82748 KB Output is correct
67 Correct 595 ms 82896 KB Output is correct
68 Correct 577 ms 68480 KB Output is correct
69 Correct 592 ms 83112 KB Output is correct
70 Correct 568 ms 49696 KB Output is correct
71 Correct 548 ms 48872 KB Output is correct
72 Correct 563 ms 60236 KB Output is correct
73 Correct 609 ms 82428 KB Output is correct
74 Correct 627 ms 82468 KB Output is correct
75 Correct 601 ms 82616 KB Output is correct
76 Correct 617 ms 83160 KB Output is correct
77 Correct 1 ms 212 KB Output is correct