oj.uz

Submission #951591

# Submission time Handle Problem Language Result Execution time Memory
951591 2024-03-22T07:08:30 Z Pring Fish 2 (JOI22_fish2) C++17
13 / 100
 4000 ms 9460 KB 
#include <bits/stdc++.h>
using namespace std;

#ifdef MIKU
string dbmc = "\033[1;38;2;57;197;187m", dbrs = "\033[0m";
#define debug(x...) cout << dbmc << "[" << #x << "]: ", dout(x)
void dout() { cout << dbrs << endl; }
template <typename T, typename ...U>
void dout(T t, U ...u) { cout << t << (sizeof...(u) ? ", " : ""); dout(u...); }
#else
#define debug(...) 39
#endif

#define int long long
#define fs first
#define sc second
#define mp make_pair
#define FOR(i, j, k) for (int i = j, Z = k; i < Z; i++)
typedef pair<int, int> pii;

const int MXN = 100005;
int n, q, a[MXN];

struct SMG {
#define mid ((l + r) >> 1)
    pii val[MXN * 4];
    void build(int id, int l, int r) {
        if (l + 1 == r) {
            val[id] = mp(a[l], l);
            return;
        }
        build(id * 2 + 1, l, mid);
        build(id * 2 + 2, mid, r);
        val[id] = max(val[id * 2 + 1], val[id * 2 + 2]);
    }
    void modify(int id, int l, int r, int p) {
        if (l + 1 == r) {
            val[id] = mp(a[l], l);
            return;
        }
        if (p < mid) modify(id * 2 + 1, l, mid, p);
        else modify(id * 2 + 2, mid, r, p);
        val[id] = max(val[id * 2 + 1], val[id * 2 + 2]);
    }
    pii query(int id, int l, int r, int _l, int _r) {
        if (_r <= l || r <= _l) return mp(0LL, -1LL);
        if (_l <= l && r <= _r) return val[id];
        return max(query(id * 2 + 1, l, mid, _l, _r), query(id * 2 + 2, mid, r, _l, _r));
    }
} smg;

struct BIT {
    int n, val[MXN];
    void init(int _n) {
        n = _n;
        fill(val + 1, val + n + 1, 0);
    }
    void modify(int id, int v) {
        for (id++; id <= n; id += (id & -id)) val[id] += v;
    }
    int query(int id) {
        int ans = 0;
        for (; id > 0; id -= (id & -id)) ans += val[id];
        return ans;
    }
    int query(int l, int r) {
        return query(r) - query(l);
    }
} B;

int calc(int l, int r) {
    if (l >= r) return 0;
    auto [big, rt] = smg.query(0, 0, n, l, r);
    int ans = 1;
    debug(l, r, rt, B.query(l, rt), B.query(rt + 1, r));
    if (B.query(l, rt) >= big) ans += calc(l, rt);
    if (B.query(rt + 1, r) >= big) ans += calc(rt + 1, r);
    return ans;
}

void miku() {
    int t, x, y;
    cin >> n;
    FOR(i, 0, n) cin >> a[i];
    smg.build(0, 0, n);
    B.init(n);
    FOR(i, 0, n) B.modify(i, a[i]);
    FOR(i, 0, n) debug(i, B.query(i, i + 1));
    cin >> q;
    FOR(i, 0, q) {
        cin >> t >> x >> y;
        if (t == 1) {
            x--;
            B.modify(x, y - a[x]);
            a[x] = y;
            smg.modify(0, 0, n, x);
        } else {
            cout << calc(--x, y) << '\n';
        }
    }
}

int32_t main() {
    cin.tie(0) -> sync_with_stdio(false);
    cin.exceptions(cin.failbit);
    miku();
    return 0;
}

Compilation message

fish2.cpp: In function 'long long int calc(long long int, long long int)':
fish2.cpp:11:20: warning: statement has no effect [-Wunused-value]
   11 | #define debug(...) 39
      |                    ^~
fish2.cpp:75:5: note: in expansion of macro 'debug'
   75 |     debug(l, r, rt, B.query(l, rt), B.query(rt + 1, r));
      |     ^~~~~
fish2.cpp: In function 'void miku()':
fish2.cpp:11:20: warning: statement has no effect [-Wunused-value]
   11 | #define debug(...) 39
      |                    ^~
fish2.cpp:88:18: note: in expansion of macro 'debug'
   88 |     FOR(i, 0, n) debug(i, B.query(i, i + 1));
      |                  ^~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2516 KB Output is correct
5 Correct 2 ms 2508 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 2 ms 2392 KB Output is correct
10 Correct 2 ms 2396 KB Output is correct
11 Correct 5 ms 2396 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 1 ms 2644 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 2 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 2 ms 2396 KB Output is correct
20 Correct 6 ms 2396 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 10 ms 8028 KB Output is correct
3 Correct 8 ms 7872 KB Output is correct
4 Correct 10 ms 8024 KB Output is correct
5 Correct 7 ms 7772 KB Output is correct
6 Correct 21 ms 8276 KB Output is correct
7 Correct 7 ms 7772 KB Output is correct
8 Correct 22 ms 8160 KB Output is correct
9 Correct 7 ms 7772 KB Output is correct
10 Correct 11 ms 8088 KB Output is correct
11 Correct 8 ms 7772 KB Output is correct
12 Correct 7 ms 7772 KB Output is correct
13 Correct 7 ms 7772 KB Output is correct
14 Correct 15 ms 8540 KB Output is correct
15 Correct 15 ms 8540 KB Output is correct

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2516 KB Output is correct
5 Correct 2 ms 2508 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 2 ms 2392 KB Output is correct
10 Correct 2 ms 2396 KB Output is correct
11 Correct 5 ms 2396 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 1 ms 2644 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 2 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 2 ms 2396 KB Output is correct
20 Correct 6 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 10 ms 8028 KB Output is correct
23 Correct 8 ms 7872 KB Output is correct
24 Correct 10 ms 8024 KB Output is correct
25 Correct 7 ms 7772 KB Output is correct
26 Correct 21 ms 8276 KB Output is correct
27 Correct 7 ms 7772 KB Output is correct
28 Correct 22 ms 8160 KB Output is correct
29 Correct 7 ms 7772 KB Output is correct
30 Correct 11 ms 8088 KB Output is correct
31 Correct 8 ms 7772 KB Output is correct
32 Correct 7 ms 7772 KB Output is correct
33 Correct 7 ms 7772 KB Output is correct
34 Correct 15 ms 8540 KB Output is correct
35 Correct 15 ms 8540 KB Output is correct
36 Correct 152 ms 8284 KB Output is correct
37 Correct 78 ms 7896 KB Output is correct
38 Correct 50 ms 7772 KB Output is correct
39 Correct 75 ms 8284 KB Output is correct
40 Correct 52 ms 7768 KB Output is correct
41 Correct 2265 ms 8784 KB Output is correct
42 Correct 2877 ms 8536 KB Output is correct
43 Correct 14 ms 7772 KB Output is correct
44 Correct 13 ms 7772 KB Output is correct
45 Correct 212 ms 8176 KB Output is correct
46 Correct 337 ms 8392 KB Output is correct
47 Correct 26 ms 7772 KB Output is correct
48 Correct 11 ms 7872 KB Output is correct
49 Correct 42 ms 7848 KB Output is correct
50 Correct 1056 ms 8688 KB Output is correct
51 Correct 3878 ms 8708 KB Output is correct
52 Execution timed out 4035 ms 8696 KB Time limit exceeded
53 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 10 ms 8028 KB Output is correct
3 Correct 8 ms 7872 KB Output is correct
4 Correct 10 ms 8024 KB Output is correct
5 Correct 7 ms 7772 KB Output is correct
6 Correct 21 ms 8276 KB Output is correct
7 Correct 7 ms 7772 KB Output is correct
8 Correct 22 ms 8160 KB Output is correct
9 Correct 7 ms 7772 KB Output is correct
10 Correct 11 ms 8088 KB Output is correct
11 Correct 8 ms 7772 KB Output is correct
12 Correct 7 ms 7772 KB Output is correct
13 Correct 7 ms 7772 KB Output is correct
14 Correct 15 ms 8540 KB Output is correct
15 Correct 15 ms 8540 KB Output is correct
16 Correct 1 ms 2648 KB Output is correct
17 Correct 3986 ms 9460 KB Output is correct
18 Execution timed out 4051 ms 9308 KB Time limit exceeded
19 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 10 ms 8028 KB Output is correct
3 Correct 8 ms 7872 KB Output is correct
4 Correct 10 ms 8024 KB Output is correct
5 Correct 7 ms 7772 KB Output is correct
6 Correct 21 ms 8276 KB Output is correct
7 Correct 7 ms 7772 KB Output is correct
8 Correct 22 ms 8160 KB Output is correct
9 Correct 7 ms 7772 KB Output is correct
10 Correct 11 ms 8088 KB Output is correct
11 Correct 8 ms 7772 KB Output is correct
12 Correct 7 ms 7772 KB Output is correct
13 Correct 7 ms 7772 KB Output is correct
14 Correct 15 ms 8540 KB Output is correct
15 Correct 15 ms 8540 KB Output is correct
16 Correct 1 ms 2392 KB Output is correct
17 Execution timed out 4045 ms 8196 KB Time limit exceeded
18 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2516 KB Output is correct
5 Correct 2 ms 2508 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 2 ms 2392 KB Output is correct
10 Correct 2 ms 2396 KB Output is correct
11 Correct 5 ms 2396 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 1 ms 2644 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 2 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 2 ms 2396 KB Output is correct
20 Correct 6 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 10 ms 8028 KB Output is correct
23 Correct 8 ms 7872 KB Output is correct
24 Correct 10 ms 8024 KB Output is correct
25 Correct 7 ms 7772 KB Output is correct
26 Correct 21 ms 8276 KB Output is correct
27 Correct 7 ms 7772 KB Output is correct
28 Correct 22 ms 8160 KB Output is correct
29 Correct 7 ms 7772 KB Output is correct
30 Correct 11 ms 8088 KB Output is correct
31 Correct 8 ms 7772 KB Output is correct
32 Correct 7 ms 7772 KB Output is correct
33 Correct 7 ms 7772 KB Output is correct
34 Correct 15 ms 8540 KB Output is correct
35 Correct 15 ms 8540 KB Output is correct
36 Correct 152 ms 8284 KB Output is correct
37 Correct 78 ms 7896 KB Output is correct
38 Correct 50 ms 7772 KB Output is correct
39 Correct 75 ms 8284 KB Output is correct
40 Correct 52 ms 7768 KB Output is correct
41 Correct 2265 ms 8784 KB Output is correct
42 Correct 2877 ms 8536 KB Output is correct
43 Correct 14 ms 7772 KB Output is correct
44 Correct 13 ms 7772 KB Output is correct
45 Correct 212 ms 8176 KB Output is correct
46 Correct 337 ms 8392 KB Output is correct
47 Correct 26 ms 7772 KB Output is correct
48 Correct 11 ms 7872 KB Output is correct
49 Correct 42 ms 7848 KB Output is correct
50 Correct 1056 ms 8688 KB Output is correct
51 Correct 3878 ms 8708 KB Output is correct
52 Execution timed out 4035 ms 8696 KB Time limit exceeded
53 Halted 0 ms 0 KB -