Submission #968217

# Submission time Handle Problem Language Result Execution time Memory
968217 2024-04-23T08:32:45 Z gaga999 Real Mountains (CCO23_day1problem2) C++17
18 / 25
1715 ms 124544 KB
// #pragma GCC optimize("Ofast,no-stack-protector")
// #pragma GCC optimize("O3,unroll-loops")
// #pragma GCC target("avx,avx2,bmi,bmi2,lzcnt,popcnt")
#include <bits/stdc++.h>
#define int long long
#define lowbit(x) ((x) & -(x))
#define ml(a, b) ((1ll * (a) * (b)) % M)
#define tml(a, b) (a) = ((1ll * (a) * (b)) % M)
#define ad(a, b) ((0ll + (a) + (b)) % M)
#define tad(a, b) (a) = ((0ll + (a) + (b)) % M)
#define mi(a, b) ((0ll + M + (a) - (b)) % M)
#define tmi(a, b) (a) = ((0ll + M + (a) - (b)) % M)
#define tmin(a, b) (a) = min((a), (b))
#define tmax(a, b) (a) = max((a), (b))
#define iter(a) (a).begin(), (a).end()
#define riter(a) (a).rbegin(), (a).rend()
#define init(a, b) memset((a), (b), sizeof(a))
#define cpy(a, b) memcpy((a), (b), sizeof(a))
#define uni(a) a.resize(unique(iter(a)) - a.begin())
#define size(x) (int)x.size()
#define pb emplace_back
#define mpr make_pair
#define ls(i) ((i) << 1)
#define rs(i) ((i) << 1 | 1)
#define INF 0x3f3f3f3f
#define NIF 0xc0c0c0c0
#define eps 1e-9
#define F first
#define S second
#define AC cin.tie(0)->sync_with_stdio(0)
using namespace std;
typedef long long llt;
typedef __int128_t lll;
typedef pair<int, int> pii;
typedef pair<double, double> pdd;
typedef pair<llt, llt> pll;
typedef complex<double> cd;
const int M = 1e6 + 3;

// random_device rm;
// mt19937 rg(rm());
// default_random_engine rg(rm());
// uniform_int_distribution<int> rd(INT_MIN, INT_MAX);
// uniform_real_distribution<double> rd(0, M_PI);

void db() { cerr << "\n"; }
template <class T, class... U>
void db(T a, U... b) { cerr << a << " ", db(b...); }

inline char gc()
{
    const static int SZ = 1 << 16;
    static char buf[SZ], *p1, *p2;
    if (p1 == p2 && (p2 = buf + fread(p1 = buf, 1, SZ, stdin), p1 == p2))
        return -1;
    return *p1++;
}
void rd() {}
template <typename T, typename... U>
void rd(T &x, U &...y)
{
    x = 0;
    bool f = 0;
    char c = gc();
    while (!isdigit(c))
        f ^= !(c ^ 45), c = gc();
    while (isdigit(c))
        x = (x << 1) + (x << 3) + (c ^ 48), c = gc();
    f && (x = -x), rd(y...);
}

template <typename T>
void prt(T x)
{
    if (x < 0)
        putchar('-'), x = -x;
    if (x > 9)
        prt(x / 10);
    putchar((x % 10) ^ 48);
}

const int N = 1e6 + 6;
int h[N], tr[N << 1], ln;
vector<int> po;
vector<int> pl[N];
bool vd[N];

inline int fd(int x)
{
    return lower_bound(iter(po), x) - po.begin();
}

signed main()
{
    int n;
    rd(n);
    for (int i = 1; i <= n; i++)
        rd(h[i]), tr[i + n - 1] = h[i];
#define pul(x) tr[x] = min(tr[ls(x)], tr[rs(x)])
    for (int i = n - 1; i > 0; i--)
        pul(i);
    auto cg = [&](int p, int v) -> void
    {
        p += n - 1, tr[p] = v;
        for (p >>= 1; p; p >>= 1)
            pul(p);
    };
    auto qy = [&](int l, int r) -> int
    {
        int mn = INF;
        for (l += n - 1, r += n - 1; l <= r; l >>= 1, r >>= 1)
        {
            if (l & 1)
                tmin(mn, tr[l++]);
            if (~r & 1)
                tmin(mn, tr[r--]);
        }
        return mn;
    };
    po = vector<int>(h + 1, h + n + 1);
    sort(iter(po)), uni(po);
    ln = size(po);
    for (int i = 1; i <= n; i++)
        h[i] = fd(h[i]), pl[h[i]].pb(i);
    int vl = 1, vr = n;
    set<int> st;
    llt ans = 0;
    for (int i = 0; i < ln; i++)
    {
        for (int j : pl[i])
            vd[j] = 1, st.insert(j), cg(j, INF);
        while (vd[vl])
            vl++;
        while (vd[vr])
            vr--;
        while (!st.empty() && vl >= *st.begin())
            st.erase(st.begin());
        while (!st.empty() && vr <= *st.rbegin())
            st.erase(prev(st.end()));
        if (st.empty())
            continue;
        int num = size(st), d = po[i + 1] - po[i];
        llt sum = ((po[i + 1] - 1ll + po[i]) * d) >> 1;
        int v0 = qy(1, *st.begin()), v2 = qy(*st.rbegin(), n);
        if (num == 1)
        {
            ans += (v0 + v2) * d + sum;
        }
        else
        {
            ans += sum * num;
            sum += po[i + 1] - po[i];
            ans += sum * ((num << 1) - 3ll);
            int v1 = qy(*st.begin(), *st.rbegin());
            ans += (0ll + v0 + v2 + min({v0, v1, v2})) * d;
        }
        ans %= M;
    }
    prt(ans % M), putchar('\n');
}
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26972 KB Output is correct
2 Correct 6 ms 27124 KB Output is correct
3 Correct 5 ms 26972 KB Output is correct
4 Correct 7 ms 27364 KB Output is correct
5 Correct 7 ms 27368 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27228 KB Output is correct
8 Correct 8 ms 27228 KB Output is correct
9 Correct 6 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 7 ms 27224 KB Output is correct
12 Correct 6 ms 27228 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26972 KB Output is correct
2 Correct 6 ms 27124 KB Output is correct
3 Correct 5 ms 26972 KB Output is correct
4 Correct 7 ms 27364 KB Output is correct
5 Correct 7 ms 27368 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27228 KB Output is correct
8 Correct 8 ms 27228 KB Output is correct
9 Correct 6 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 7 ms 27224 KB Output is correct
12 Correct 6 ms 27228 KB Output is correct
13 Correct 8 ms 27228 KB Output is correct
14 Correct 6 ms 26972 KB Output is correct
15 Correct 6 ms 27080 KB Output is correct
16 Correct 7 ms 27228 KB Output is correct
17 Correct 7 ms 27228 KB Output is correct
18 Correct 7 ms 27228 KB Output is correct
19 Correct 7 ms 27344 KB Output is correct
20 Correct 7 ms 27228 KB Output is correct
21 Correct 7 ms 27356 KB Output is correct
22 Correct 7 ms 27224 KB Output is correct
23 Correct 9 ms 27228 KB Output is correct
24 Correct 7 ms 27480 KB Output is correct
25 Correct 7 ms 27228 KB Output is correct
26 Correct 7 ms 27228 KB Output is correct
27 Correct 7 ms 27228 KB Output is correct
28 Correct 7 ms 27228 KB Output is correct
29 Correct 6 ms 26968 KB Output is correct
30 Correct 6 ms 26972 KB Output is correct
31 Correct 6 ms 26972 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 27076 KB Output is correct
34 Correct 5 ms 26972 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26972 KB Output is correct
2 Correct 6 ms 27124 KB Output is correct
3 Correct 5 ms 26972 KB Output is correct
4 Correct 7 ms 27364 KB Output is correct
5 Correct 7 ms 27368 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27228 KB Output is correct
8 Correct 8 ms 27228 KB Output is correct
9 Correct 6 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 7 ms 27224 KB Output is correct
12 Correct 6 ms 27228 KB Output is correct
13 Correct 8 ms 27228 KB Output is correct
14 Correct 6 ms 26972 KB Output is correct
15 Correct 6 ms 27080 KB Output is correct
16 Correct 7 ms 27228 KB Output is correct
17 Correct 7 ms 27228 KB Output is correct
18 Correct 7 ms 27228 KB Output is correct
19 Correct 7 ms 27344 KB Output is correct
20 Correct 7 ms 27228 KB Output is correct
21 Correct 7 ms 27356 KB Output is correct
22 Correct 7 ms 27224 KB Output is correct
23 Correct 9 ms 27228 KB Output is correct
24 Correct 7 ms 27480 KB Output is correct
25 Correct 7 ms 27228 KB Output is correct
26 Correct 7 ms 27228 KB Output is correct
27 Correct 7 ms 27228 KB Output is correct
28 Correct 7 ms 27228 KB Output is correct
29 Correct 6 ms 26968 KB Output is correct
30 Correct 6 ms 26972 KB Output is correct
31 Correct 6 ms 26972 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 27076 KB Output is correct
34 Correct 5 ms 26972 KB Output is correct
35 Correct 10 ms 27484 KB Output is correct
36 Correct 8 ms 27484 KB Output is correct
37 Correct 9 ms 27484 KB Output is correct
38 Correct 8 ms 27484 KB Output is correct
39 Correct 8 ms 27580 KB Output is correct
40 Correct 7 ms 27480 KB Output is correct
41 Correct 7 ms 27360 KB Output is correct
42 Correct 7 ms 27224 KB Output is correct
43 Correct 9 ms 27484 KB Output is correct
44 Correct 8 ms 27484 KB Output is correct
45 Correct 13 ms 27480 KB Output is correct
46 Correct 10 ms 27484 KB Output is correct
47 Correct 7 ms 27356 KB Output is correct
48 Correct 10 ms 27484 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26972 KB Output is correct
2 Correct 6 ms 27124 KB Output is correct
3 Correct 5 ms 26972 KB Output is correct
4 Correct 7 ms 27364 KB Output is correct
5 Correct 7 ms 27368 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27228 KB Output is correct
8 Correct 8 ms 27228 KB Output is correct
9 Correct 6 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 7 ms 27224 KB Output is correct
12 Correct 6 ms 27228 KB Output is correct
13 Correct 8 ms 27228 KB Output is correct
14 Correct 6 ms 26972 KB Output is correct
15 Correct 6 ms 27080 KB Output is correct
16 Correct 7 ms 27228 KB Output is correct
17 Correct 7 ms 27228 KB Output is correct
18 Correct 7 ms 27228 KB Output is correct
19 Correct 7 ms 27344 KB Output is correct
20 Correct 7 ms 27228 KB Output is correct
21 Correct 7 ms 27356 KB Output is correct
22 Correct 7 ms 27224 KB Output is correct
23 Correct 9 ms 27228 KB Output is correct
24 Correct 7 ms 27480 KB Output is correct
25 Correct 7 ms 27228 KB Output is correct
26 Correct 7 ms 27228 KB Output is correct
27 Correct 7 ms 27228 KB Output is correct
28 Correct 7 ms 27228 KB Output is correct
29 Correct 6 ms 26968 KB Output is correct
30 Correct 6 ms 26972 KB Output is correct
31 Correct 6 ms 26972 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 27076 KB Output is correct
34 Correct 5 ms 26972 KB Output is correct
35 Correct 10 ms 27484 KB Output is correct
36 Correct 8 ms 27484 KB Output is correct
37 Correct 9 ms 27484 KB Output is correct
38 Correct 8 ms 27484 KB Output is correct
39 Correct 8 ms 27580 KB Output is correct
40 Correct 7 ms 27480 KB Output is correct
41 Correct 7 ms 27360 KB Output is correct
42 Correct 7 ms 27224 KB Output is correct
43 Correct 9 ms 27484 KB Output is correct
44 Correct 8 ms 27484 KB Output is correct
45 Correct 13 ms 27480 KB Output is correct
46 Correct 10 ms 27484 KB Output is correct
47 Correct 7 ms 27356 KB Output is correct
48 Correct 10 ms 27484 KB Output is correct
49 Incorrect 9 ms 27480 KB Output isn't correct
50 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26972 KB Output is correct
2 Correct 6 ms 27124 KB Output is correct
3 Correct 5 ms 26972 KB Output is correct
4 Correct 7 ms 27364 KB Output is correct
5 Correct 7 ms 27368 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27228 KB Output is correct
8 Correct 8 ms 27228 KB Output is correct
9 Correct 6 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 7 ms 27224 KB Output is correct
12 Correct 6 ms 27228 KB Output is correct
13 Correct 8 ms 27228 KB Output is correct
14 Correct 6 ms 26972 KB Output is correct
15 Correct 6 ms 27080 KB Output is correct
16 Correct 7 ms 27228 KB Output is correct
17 Correct 7 ms 27228 KB Output is correct
18 Correct 7 ms 27228 KB Output is correct
19 Correct 7 ms 27344 KB Output is correct
20 Correct 7 ms 27228 KB Output is correct
21 Correct 7 ms 27356 KB Output is correct
22 Correct 7 ms 27224 KB Output is correct
23 Correct 9 ms 27228 KB Output is correct
24 Correct 7 ms 27480 KB Output is correct
25 Correct 7 ms 27228 KB Output is correct
26 Correct 7 ms 27228 KB Output is correct
27 Correct 7 ms 27228 KB Output is correct
28 Correct 7 ms 27228 KB Output is correct
29 Correct 6 ms 26968 KB Output is correct
30 Correct 6 ms 26972 KB Output is correct
31 Correct 6 ms 26972 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 27076 KB Output is correct
34 Correct 5 ms 26972 KB Output is correct
35 Correct 898 ms 113276 KB Output is correct
36 Correct 813 ms 113160 KB Output is correct
37 Correct 812 ms 113256 KB Output is correct
38 Correct 810 ms 113972 KB Output is correct
39 Correct 826 ms 113416 KB Output is correct
40 Correct 6 ms 26972 KB Output is correct
41 Correct 6 ms 27072 KB Output is correct
42 Correct 303 ms 111096 KB Output is correct
43 Correct 294 ms 111096 KB Output is correct
44 Correct 314 ms 111232 KB Output is correct
45 Correct 227 ms 113472 KB Output is correct
46 Correct 232 ms 113488 KB Output is correct
47 Correct 233 ms 113840 KB Output is correct
48 Correct 332 ms 113404 KB Output is correct
49 Correct 337 ms 113488 KB Output is correct
50 Correct 324 ms 113452 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26972 KB Output is correct
2 Correct 6 ms 27124 KB Output is correct
3 Correct 5 ms 26972 KB Output is correct
4 Correct 7 ms 27364 KB Output is correct
5 Correct 7 ms 27368 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27228 KB Output is correct
8 Correct 8 ms 27228 KB Output is correct
9 Correct 6 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 7 ms 27224 KB Output is correct
12 Correct 6 ms 27228 KB Output is correct
13 Correct 8 ms 27228 KB Output is correct
14 Correct 6 ms 26972 KB Output is correct
15 Correct 6 ms 27080 KB Output is correct
16 Correct 7 ms 27228 KB Output is correct
17 Correct 7 ms 27228 KB Output is correct
18 Correct 7 ms 27228 KB Output is correct
19 Correct 7 ms 27344 KB Output is correct
20 Correct 7 ms 27228 KB Output is correct
21 Correct 7 ms 27356 KB Output is correct
22 Correct 7 ms 27224 KB Output is correct
23 Correct 9 ms 27228 KB Output is correct
24 Correct 7 ms 27480 KB Output is correct
25 Correct 7 ms 27228 KB Output is correct
26 Correct 7 ms 27228 KB Output is correct
27 Correct 7 ms 27228 KB Output is correct
28 Correct 7 ms 27228 KB Output is correct
29 Correct 6 ms 26968 KB Output is correct
30 Correct 6 ms 26972 KB Output is correct
31 Correct 6 ms 26972 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 27076 KB Output is correct
34 Correct 5 ms 26972 KB Output is correct
35 Correct 10 ms 27484 KB Output is correct
36 Correct 8 ms 27484 KB Output is correct
37 Correct 9 ms 27484 KB Output is correct
38 Correct 8 ms 27484 KB Output is correct
39 Correct 8 ms 27580 KB Output is correct
40 Correct 7 ms 27480 KB Output is correct
41 Correct 7 ms 27360 KB Output is correct
42 Correct 7 ms 27224 KB Output is correct
43 Correct 9 ms 27484 KB Output is correct
44 Correct 8 ms 27484 KB Output is correct
45 Correct 13 ms 27480 KB Output is correct
46 Correct 10 ms 27484 KB Output is correct
47 Correct 7 ms 27356 KB Output is correct
48 Correct 10 ms 27484 KB Output is correct
49 Correct 898 ms 113276 KB Output is correct
50 Correct 813 ms 113160 KB Output is correct
51 Correct 812 ms 113256 KB Output is correct
52 Correct 810 ms 113972 KB Output is correct
53 Correct 826 ms 113416 KB Output is correct
54 Correct 6 ms 26972 KB Output is correct
55 Correct 6 ms 27072 KB Output is correct
56 Correct 303 ms 111096 KB Output is correct
57 Correct 294 ms 111096 KB Output is correct
58 Correct 314 ms 111232 KB Output is correct
59 Correct 227 ms 113472 KB Output is correct
60 Correct 232 ms 113488 KB Output is correct
61 Correct 233 ms 113840 KB Output is correct
62 Correct 332 ms 113404 KB Output is correct
63 Correct 337 ms 113488 KB Output is correct
64 Correct 324 ms 113452 KB Output is correct
65 Correct 1684 ms 124324 KB Output is correct
66 Correct 1675 ms 124188 KB Output is correct
67 Correct 1676 ms 124388 KB Output is correct
68 Correct 1710 ms 124496 KB Output is correct
69 Correct 1715 ms 124544 KB Output is correct
70 Correct 304 ms 111144 KB Output is correct
71 Correct 290 ms 110896 KB Output is correct
72 Correct 297 ms 111092 KB Output is correct
73 Correct 560 ms 124188 KB Output is correct
74 Correct 574 ms 124348 KB Output is correct
75 Correct 553 ms 124240 KB Output is correct
76 Correct 727 ms 124148 KB Output is correct
77 Correct 722 ms 124244 KB Output is correct
78 Correct 740 ms 123984 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26972 KB Output is correct
2 Correct 6 ms 27124 KB Output is correct
3 Correct 5 ms 26972 KB Output is correct
4 Correct 7 ms 27364 KB Output is correct
5 Correct 7 ms 27368 KB Output is correct
6 Correct 6 ms 27228 KB Output is correct
7 Correct 6 ms 27228 KB Output is correct
8 Correct 8 ms 27228 KB Output is correct
9 Correct 6 ms 27228 KB Output is correct
10 Correct 6 ms 27228 KB Output is correct
11 Correct 7 ms 27224 KB Output is correct
12 Correct 6 ms 27228 KB Output is correct
13 Correct 8 ms 27228 KB Output is correct
14 Correct 6 ms 26972 KB Output is correct
15 Correct 6 ms 27080 KB Output is correct
16 Correct 7 ms 27228 KB Output is correct
17 Correct 7 ms 27228 KB Output is correct
18 Correct 7 ms 27228 KB Output is correct
19 Correct 7 ms 27344 KB Output is correct
20 Correct 7 ms 27228 KB Output is correct
21 Correct 7 ms 27356 KB Output is correct
22 Correct 7 ms 27224 KB Output is correct
23 Correct 9 ms 27228 KB Output is correct
24 Correct 7 ms 27480 KB Output is correct
25 Correct 7 ms 27228 KB Output is correct
26 Correct 7 ms 27228 KB Output is correct
27 Correct 7 ms 27228 KB Output is correct
28 Correct 7 ms 27228 KB Output is correct
29 Correct 6 ms 26968 KB Output is correct
30 Correct 6 ms 26972 KB Output is correct
31 Correct 6 ms 26972 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 27076 KB Output is correct
34 Correct 5 ms 26972 KB Output is correct
35 Correct 10 ms 27484 KB Output is correct
36 Correct 8 ms 27484 KB Output is correct
37 Correct 9 ms 27484 KB Output is correct
38 Correct 8 ms 27484 KB Output is correct
39 Correct 8 ms 27580 KB Output is correct
40 Correct 7 ms 27480 KB Output is correct
41 Correct 7 ms 27360 KB Output is correct
42 Correct 7 ms 27224 KB Output is correct
43 Correct 9 ms 27484 KB Output is correct
44 Correct 8 ms 27484 KB Output is correct
45 Correct 13 ms 27480 KB Output is correct
46 Correct 10 ms 27484 KB Output is correct
47 Correct 7 ms 27356 KB Output is correct
48 Correct 10 ms 27484 KB Output is correct
49 Incorrect 9 ms 27480 KB Output isn't correct
50 Halted 0 ms 0 KB -