oj.uz

Submission #922119

# Submission time Handle Problem Language Result Execution time Memory
922119 2024-02-05T05:56:13 Z 406 Bitaro, who Leaps through Time (JOI19_timeleap) C++17
100 / 100
 685 ms 105380 KB 
    //besmellah
    //mage mikhad chi beshe?
    #include <bits/stdc++.h>
    using namespace std;
    #define FOR(i, a, b) for (int i = (a); i < (b); ++i) 
    #define int long long
    const int64_t INF = 1ll << 60;
    const int N = 3e5 + 50;
    int n, q, A[N], B[N], C[N], D[N], P[N], t[N], L[N], R[N], query_ans[N];
     
    struct node {
            int mxl, mnr, fil, fir, ansl, ansr, locl, locr;
    };
    int dist(int l, int r) {
            return max(r - l, 0ll);
    }
    void calc(node x, int l, int &rel, int &reans) {
            if (x.mxl <= x.mnr) {
                    rel = min(max(l, x.mxl), x.mnr);
                    reans += dist(rel, l);
            }
            else {
                    int dl = dist(x.fil, l) + x.ansl;
                    int dr = dist(x.fir, l) + x.ansr;
                    if (dl < dr) {
                            reans += dl;
                            rel = x.locl;
                    }
                    else {
                            reans += dr; 
                            rel = x.locr;
                    }
            }
    }
     
    node operator +(node l, node r) {
            node R;
            R.mxl = max(l.mxl, r.mxl);
            R.mnr = min(l.mnr, r.mnr);
            if (R.mxl <= R.mnr) {
                    R.ansl = R.ansr = 0;
                    R.locl = R.mxl;
                    R.locr = R.mnr;
                    R.fil = R.mxl;
                    R.fir = R.mnr;
                    return R;
            }
            R.fil = max(l.fil, r.fil);
            R.fir = min(l.fir, r.fir);
            if (l.mxl > l.mnr || R.fil > R.fir) {
                    R.fil = l.fil;
                    R.fir = l.fir;
            }
            R.ansl = R.ansr = 0;
            int tl, tr;
            calc(l, R.fil, tl, R.ansl);
            calc(r, tl, R.locl, R.ansl);
     
            calc(l, R.fir, tr, R.ansr);
            calc(r, tr, R.locr, R.ansr);
            return R;
    }
    node seg[N << 2];
     
    //int mxl, mnr, fil, fir, ansl, ansr, locl, locr;
    void build(int v, int l, int r) {
            if (l + 1 == r) {
                    seg[v] = {L[l], R[l], L[l], R[l], 0, 0, L[l], R[l]};
                    return;
            }
            int m = l + r >> 1;
            build(v << 1, l, m);
            build(v << 1 | 1, m, r);
            seg[v] = seg[v << 1] + seg[v << 1 | 1];
    }
    void update(int v, int l, int r, int ind, int L, int R) {
            if (l + 1 == r) {
                    seg[v] = {L, R, L, R, 0, 0, L, R};
                    return;
            }
            int m = l + r >> 1;
            if (ind < m)
                    update(v << 1, l, m, ind, L, R);
            else
                    update(v << 1 | 1, m, r, ind, L, R);
            seg[v] = seg[v << 1] + seg[v << 1 | 1];
    }
    //void calc(node x, int l, int &rel, int &reans) {
    void get(int v, int l, int r, int L, int R, int &time, int &re) {
            if (L <= l && r <= R) {
                    calc(seg[v], time, time, re);
                    return;
            }
            int m = l + r >> 1;
            if (R <= m)
                    get(v << 1, l, m, L, R, time, re);
            else if (L >= m)
                    get(v << 1 | 1, m, r, L, R, time, re);
            else {
                    get(v << 1, l, m, L, R, time, re);
                    get(v << 1 | 1, m, r, L, R, time, re);
            }
    }
     
    void solve() {
            FOR(i, 1, n) {
                    L[i] -= i;
                    R[i] -= i + 1;
            }
            build(1, 1, n);
            FOR(i, 0, q) {
                    B[i] -= (t[i] == 1 ? P[i] : A[i]);
                    D[i] -= (t[i] == 1 ? P[i] + 1 : C[i]);
                    if (t[i] == 1) {
                           update(1, 1, n, P[i], B[i], D[i]); 
                    }
                    else if (C[i] > A[i]) {
                            int time = B[i];
                            get(1, 1, n, A[i], C[i], time, query_ans[i]);
                            query_ans[i] += dist(D[i], time);
                    }
                    else if (C[i] == A[i])
                            query_ans[i] = dist(D[i], B[i]);
            }
            FOR(i, 1, n) {
                    L[i] += i;
                    R[i] += i + 1;
            }
            FOR(i, 0, q) {
                    B[i] += (t[i] == 1 ? P[i] : A[i]);
                    D[i] += (t[i] == 1 ? P[i] + 1 : C[i]);
            }
    }
     
    signed main() {
            ios::sync_with_stdio(0), cin.tie(0);
            cin >> n >> q;
            if (n == 1) {
                    while (q--) {
                            int t, a, b, c, d;
                            cin >> t >> a >> b >> c >> d;
                            cout << dist(d, b) << '\n';
                    }
                    return 0;
            }
            FOR(i, 1, n)
                    cin >> L[i] >> R[i];
            FOR(i, 0, q) {
                    cin >> t[i];
                    if (t[i] == 1) {
                            cin >> P[i] >> B[i] >> D[i];
                    }
                    else {
                            cin >> A[i] >> B[i] >> C[i] >> D[i];
                    }
            }
            solve();
            reverse(L + 1, L + n);
            reverse(R + 1, R + n);
            
            FOR(i, 0, q) {
                    if (t[i] == 1) {
                            P[i] = n - P[i];
                    }
                    else {
                            A[i] = n + 1 - A[i];
                            C[i] = n + 1 - C[i];
                    }
            }
            solve();
     
            FOR(i, 0, q)
                    if (t[i] == 2) {
                            cout << query_ans[i] << '\n';
                    }
     
            return 0;
    }
    //19:33:34

Compilation message

timeleap.cpp: In function 'void build(long long int, long long int, long long int)':
timeleap.cpp:71:23: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   71 |             int m = l + r >> 1;
      |                     ~~^~~
timeleap.cpp: In function 'void update(long long int, long long int, long long int, long long int, long long int, long long int)':
timeleap.cpp:81:23: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   81 |             int m = l + r >> 1;
      |                     ~~^~~
timeleap.cpp: In function 'void get(long long int, long long int, long long int, long long int, long long int, long long int&, long long int&)':
timeleap.cpp:94:23: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   94 |             int m = l + r >> 1;
      |                     ~~^~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 356 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
12 Correct 2 ms 604 KB Output is correct
13 Correct 2 ms 600 KB Output is correct
14 Correct 2 ms 604 KB Output is correct
15 Correct 2 ms 604 KB Output is correct
16 Correct 2 ms 604 KB Output is correct
17 Correct 2 ms 600 KB Output is correct
18 Correct 2 ms 604 KB Output is correct
19 Correct 2 ms 604 KB Output is correct
20 Correct 2 ms 604 KB Output is correct
21 Correct 2 ms 604 KB Output is correct
22 Correct 2 ms 708 KB Output is correct
23 Correct 1 ms 856 KB Output is correct
24 Correct 2 ms 600 KB Output is correct
25 Correct 2 ms 736 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 2 ms 732 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 2 ms 604 KB Output is correct
32 Correct 2 ms 636 KB Output is correct
33 Correct 1 ms 604 KB Output is correct
34 Correct 2 ms 604 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 2 ms 604 KB Output is correct
37 Correct 2 ms 688 KB Output is correct
38 Correct 2 ms 604 KB Output is correct
39 Correct 2 ms 604 KB Output is correct
40 Correct 2 ms 604 KB Output is correct
41 Correct 1 ms 344 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 442 ms 104244 KB Output is correct
2 Correct 400 ms 70704 KB Output is correct
3 Correct 440 ms 70996 KB Output is correct
4 Correct 412 ms 70544 KB Output is correct
5 Correct 414 ms 104152 KB Output is correct
6 Correct 389 ms 96632 KB Output is correct
7 Correct 424 ms 104260 KB Output is correct
8 Correct 406 ms 105380 KB Output is correct
9 Correct 368 ms 70996 KB Output is correct
10 Correct 417 ms 104412 KB Output is correct
11 Correct 418 ms 104276 KB Output is correct
12 Correct 424 ms 105044 KB Output is correct
13 Correct 425 ms 105116 KB Output is correct
14 Correct 0 ms 348 KB Output is correct

Subtask #3
66.0 / 66.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 356 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
12 Correct 2 ms 604 KB Output is correct
13 Correct 2 ms 600 KB Output is correct
14 Correct 2 ms 604 KB Output is correct
15 Correct 2 ms 604 KB Output is correct
16 Correct 2 ms 604 KB Output is correct
17 Correct 2 ms 600 KB Output is correct
18 Correct 2 ms 604 KB Output is correct
19 Correct 2 ms 604 KB Output is correct
20 Correct 2 ms 604 KB Output is correct
21 Correct 2 ms 604 KB Output is correct
22 Correct 2 ms 708 KB Output is correct
23 Correct 1 ms 856 KB Output is correct
24 Correct 2 ms 600 KB Output is correct
25 Correct 2 ms 736 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 2 ms 732 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 2 ms 604 KB Output is correct
32 Correct 2 ms 636 KB Output is correct
33 Correct 1 ms 604 KB Output is correct
34 Correct 2 ms 604 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 2 ms 604 KB Output is correct
37 Correct 2 ms 688 KB Output is correct
38 Correct 2 ms 604 KB Output is correct
39 Correct 2 ms 604 KB Output is correct
40 Correct 2 ms 604 KB Output is correct
41 Correct 1 ms 344 KB Output is correct
42 Correct 442 ms 104244 KB Output is correct
43 Correct 400 ms 70704 KB Output is correct
44 Correct 440 ms 70996 KB Output is correct
45 Correct 412 ms 70544 KB Output is correct
46 Correct 414 ms 104152 KB Output is correct
47 Correct 389 ms 96632 KB Output is correct
48 Correct 424 ms 104260 KB Output is correct
49 Correct 406 ms 105380 KB Output is correct
50 Correct 368 ms 70996 KB Output is correct
51 Correct 417 ms 104412 KB Output is correct
52 Correct 418 ms 104276 KB Output is correct
53 Correct 424 ms 105044 KB Output is correct
54 Correct 425 ms 105116 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 683 ms 103416 KB Output is correct
57 Correct 609 ms 69864 KB Output is correct
58 Correct 646 ms 103676 KB Output is correct
59 Correct 609 ms 103632 KB Output is correct
60 Correct 599 ms 69972 KB Output is correct
61 Correct 621 ms 104084 KB Output is correct
62 Correct 651 ms 104028 KB Output is correct
63 Correct 647 ms 104056 KB Output is correct
64 Correct 652 ms 104204 KB Output is correct
65 Correct 639 ms 103544 KB Output is correct
66 Correct 683 ms 103528 KB Output is correct
67 Correct 685 ms 104020 KB Output is correct
68 Correct 598 ms 79480 KB Output is correct
69 Correct 682 ms 104076 KB Output is correct
70 Correct 630 ms 70372 KB Output is correct
71 Correct 592 ms 69292 KB Output is correct
72 Correct 583 ms 75496 KB Output is correct
73 Correct 597 ms 103508 KB Output is correct
74 Correct 631 ms 103480 KB Output is correct
75 Correct 632 ms 103680 KB Output is correct
76 Correct 654 ms 104456 KB Output is correct
77 Correct 1 ms 348 KB Output is correct