Submission #968214

# Submission time Handle Problem Language Result Execution time Memory
968214 2024-04-23T08:32:12 Z gaga999 Real Mountains (CCO23_day1problem2) C++17
18 / 25
1616 ms 107660 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 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 26968 KB Output is correct
2 Correct 6 ms 26972 KB Output is correct
3 Correct 6 ms 27064 KB Output is correct
4 Correct 7 ms 27224 KB Output is correct
5 Correct 6 ms 27736 KB Output is correct
6 Correct 8 ms 27612 KB Output is correct
7 Correct 7 ms 27228 KB Output is correct
8 Correct 6 ms 27228 KB Output is correct
9 Correct 6 ms 27080 KB Output is correct
10 Correct 6 ms 26972 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 8 ms 27228 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26968 KB Output is correct
2 Correct 6 ms 26972 KB Output is correct
3 Correct 6 ms 27064 KB Output is correct
4 Correct 7 ms 27224 KB Output is correct
5 Correct 6 ms 27736 KB Output is correct
6 Correct 8 ms 27612 KB Output is correct
7 Correct 7 ms 27228 KB Output is correct
8 Correct 6 ms 27228 KB Output is correct
9 Correct 6 ms 27080 KB Output is correct
10 Correct 6 ms 26972 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 8 ms 27228 KB Output is correct
13 Correct 8 ms 27224 KB Output is correct
14 Correct 6 ms 26968 KB Output is correct
15 Correct 7 ms 26968 KB Output is correct
16 Correct 9 ms 27228 KB Output is correct
17 Correct 9 ms 27420 KB Output is correct
18 Correct 8 ms 27228 KB Output is correct
19 Correct 8 ms 27228 KB Output is correct
20 Correct 7 ms 27320 KB Output is correct
21 Correct 7 ms 27228 KB Output is correct
22 Correct 7 ms 27228 KB Output is correct
23 Correct 7 ms 27228 KB Output is correct
24 Correct 7 ms 27224 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 27344 KB Output is correct
29 Correct 6 ms 26972 KB Output is correct
30 Correct 6 ms 27096 KB Output is correct
31 Correct 6 ms 27072 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 26972 KB Output is correct
34 Correct 6 ms 26972 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26968 KB Output is correct
2 Correct 6 ms 26972 KB Output is correct
3 Correct 6 ms 27064 KB Output is correct
4 Correct 7 ms 27224 KB Output is correct
5 Correct 6 ms 27736 KB Output is correct
6 Correct 8 ms 27612 KB Output is correct
7 Correct 7 ms 27228 KB Output is correct
8 Correct 6 ms 27228 KB Output is correct
9 Correct 6 ms 27080 KB Output is correct
10 Correct 6 ms 26972 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 8 ms 27228 KB Output is correct
13 Correct 8 ms 27224 KB Output is correct
14 Correct 6 ms 26968 KB Output is correct
15 Correct 7 ms 26968 KB Output is correct
16 Correct 9 ms 27228 KB Output is correct
17 Correct 9 ms 27420 KB Output is correct
18 Correct 8 ms 27228 KB Output is correct
19 Correct 8 ms 27228 KB Output is correct
20 Correct 7 ms 27320 KB Output is correct
21 Correct 7 ms 27228 KB Output is correct
22 Correct 7 ms 27228 KB Output is correct
23 Correct 7 ms 27228 KB Output is correct
24 Correct 7 ms 27224 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 27344 KB Output is correct
29 Correct 6 ms 26972 KB Output is correct
30 Correct 6 ms 27096 KB Output is correct
31 Correct 6 ms 27072 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 26972 KB Output is correct
34 Correct 6 ms 26972 KB Output is correct
35 Correct 8 ms 27480 KB Output is correct
36 Correct 8 ms 27496 KB Output is correct
37 Correct 9 ms 27484 KB Output is correct
38 Correct 9 ms 27484 KB Output is correct
39 Correct 8 ms 27484 KB Output is correct
40 Correct 7 ms 27228 KB Output is correct
41 Correct 7 ms 27228 KB Output is correct
42 Correct 7 ms 27228 KB Output is correct
43 Correct 8 ms 27484 KB Output is correct
44 Correct 9 ms 27484 KB Output is correct
45 Correct 8 ms 27428 KB Output is correct
46 Correct 7 ms 27596 KB Output is correct
47 Correct 8 ms 27484 KB Output is correct
48 Correct 10 ms 27484 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26968 KB Output is correct
2 Correct 6 ms 26972 KB Output is correct
3 Correct 6 ms 27064 KB Output is correct
4 Correct 7 ms 27224 KB Output is correct
5 Correct 6 ms 27736 KB Output is correct
6 Correct 8 ms 27612 KB Output is correct
7 Correct 7 ms 27228 KB Output is correct
8 Correct 6 ms 27228 KB Output is correct
9 Correct 6 ms 27080 KB Output is correct
10 Correct 6 ms 26972 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 8 ms 27228 KB Output is correct
13 Correct 8 ms 27224 KB Output is correct
14 Correct 6 ms 26968 KB Output is correct
15 Correct 7 ms 26968 KB Output is correct
16 Correct 9 ms 27228 KB Output is correct
17 Correct 9 ms 27420 KB Output is correct
18 Correct 8 ms 27228 KB Output is correct
19 Correct 8 ms 27228 KB Output is correct
20 Correct 7 ms 27320 KB Output is correct
21 Correct 7 ms 27228 KB Output is correct
22 Correct 7 ms 27228 KB Output is correct
23 Correct 7 ms 27228 KB Output is correct
24 Correct 7 ms 27224 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 27344 KB Output is correct
29 Correct 6 ms 26972 KB Output is correct
30 Correct 6 ms 27096 KB Output is correct
31 Correct 6 ms 27072 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 26972 KB Output is correct
34 Correct 6 ms 26972 KB Output is correct
35 Correct 8 ms 27480 KB Output is correct
36 Correct 8 ms 27496 KB Output is correct
37 Correct 9 ms 27484 KB Output is correct
38 Correct 9 ms 27484 KB Output is correct
39 Correct 8 ms 27484 KB Output is correct
40 Correct 7 ms 27228 KB Output is correct
41 Correct 7 ms 27228 KB Output is correct
42 Correct 7 ms 27228 KB Output is correct
43 Correct 8 ms 27484 KB Output is correct
44 Correct 9 ms 27484 KB Output is correct
45 Correct 8 ms 27428 KB Output is correct
46 Correct 7 ms 27596 KB Output is correct
47 Correct 8 ms 27484 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 26968 KB Output is correct
2 Correct 6 ms 26972 KB Output is correct
3 Correct 6 ms 27064 KB Output is correct
4 Correct 7 ms 27224 KB Output is correct
5 Correct 6 ms 27736 KB Output is correct
6 Correct 8 ms 27612 KB Output is correct
7 Correct 7 ms 27228 KB Output is correct
8 Correct 6 ms 27228 KB Output is correct
9 Correct 6 ms 27080 KB Output is correct
10 Correct 6 ms 26972 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 8 ms 27228 KB Output is correct
13 Correct 8 ms 27224 KB Output is correct
14 Correct 6 ms 26968 KB Output is correct
15 Correct 7 ms 26968 KB Output is correct
16 Correct 9 ms 27228 KB Output is correct
17 Correct 9 ms 27420 KB Output is correct
18 Correct 8 ms 27228 KB Output is correct
19 Correct 8 ms 27228 KB Output is correct
20 Correct 7 ms 27320 KB Output is correct
21 Correct 7 ms 27228 KB Output is correct
22 Correct 7 ms 27228 KB Output is correct
23 Correct 7 ms 27228 KB Output is correct
24 Correct 7 ms 27224 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 27344 KB Output is correct
29 Correct 6 ms 26972 KB Output is correct
30 Correct 6 ms 27096 KB Output is correct
31 Correct 6 ms 27072 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 26972 KB Output is correct
34 Correct 6 ms 26972 KB Output is correct
35 Correct 787 ms 92916 KB Output is correct
36 Correct 803 ms 92804 KB Output is correct
37 Correct 830 ms 92656 KB Output is correct
38 Correct 757 ms 92764 KB Output is correct
39 Correct 696 ms 92796 KB Output is correct
40 Correct 6 ms 26968 KB Output is correct
41 Correct 6 ms 26968 KB Output is correct
42 Correct 295 ms 91512 KB Output is correct
43 Correct 299 ms 91356 KB Output is correct
44 Correct 297 ms 91696 KB Output is correct
45 Correct 235 ms 92760 KB Output is correct
46 Correct 232 ms 92768 KB Output is correct
47 Correct 228 ms 92684 KB Output is correct
48 Correct 321 ms 92756 KB Output is correct
49 Correct 334 ms 92764 KB Output is correct
50 Correct 326 ms 92664 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26968 KB Output is correct
2 Correct 6 ms 26972 KB Output is correct
3 Correct 6 ms 27064 KB Output is correct
4 Correct 7 ms 27224 KB Output is correct
5 Correct 6 ms 27736 KB Output is correct
6 Correct 8 ms 27612 KB Output is correct
7 Correct 7 ms 27228 KB Output is correct
8 Correct 6 ms 27228 KB Output is correct
9 Correct 6 ms 27080 KB Output is correct
10 Correct 6 ms 26972 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 8 ms 27228 KB Output is correct
13 Correct 8 ms 27224 KB Output is correct
14 Correct 6 ms 26968 KB Output is correct
15 Correct 7 ms 26968 KB Output is correct
16 Correct 9 ms 27228 KB Output is correct
17 Correct 9 ms 27420 KB Output is correct
18 Correct 8 ms 27228 KB Output is correct
19 Correct 8 ms 27228 KB Output is correct
20 Correct 7 ms 27320 KB Output is correct
21 Correct 7 ms 27228 KB Output is correct
22 Correct 7 ms 27228 KB Output is correct
23 Correct 7 ms 27228 KB Output is correct
24 Correct 7 ms 27224 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 27344 KB Output is correct
29 Correct 6 ms 26972 KB Output is correct
30 Correct 6 ms 27096 KB Output is correct
31 Correct 6 ms 27072 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 26972 KB Output is correct
34 Correct 6 ms 26972 KB Output is correct
35 Correct 8 ms 27480 KB Output is correct
36 Correct 8 ms 27496 KB Output is correct
37 Correct 9 ms 27484 KB Output is correct
38 Correct 9 ms 27484 KB Output is correct
39 Correct 8 ms 27484 KB Output is correct
40 Correct 7 ms 27228 KB Output is correct
41 Correct 7 ms 27228 KB Output is correct
42 Correct 7 ms 27228 KB Output is correct
43 Correct 8 ms 27484 KB Output is correct
44 Correct 9 ms 27484 KB Output is correct
45 Correct 8 ms 27428 KB Output is correct
46 Correct 7 ms 27596 KB Output is correct
47 Correct 8 ms 27484 KB Output is correct
48 Correct 10 ms 27484 KB Output is correct
49 Correct 787 ms 92916 KB Output is correct
50 Correct 803 ms 92804 KB Output is correct
51 Correct 830 ms 92656 KB Output is correct
52 Correct 757 ms 92764 KB Output is correct
53 Correct 696 ms 92796 KB Output is correct
54 Correct 6 ms 26968 KB Output is correct
55 Correct 6 ms 26968 KB Output is correct
56 Correct 295 ms 91512 KB Output is correct
57 Correct 299 ms 91356 KB Output is correct
58 Correct 297 ms 91696 KB Output is correct
59 Correct 235 ms 92760 KB Output is correct
60 Correct 232 ms 92768 KB Output is correct
61 Correct 228 ms 92684 KB Output is correct
62 Correct 321 ms 92756 KB Output is correct
63 Correct 334 ms 92764 KB Output is correct
64 Correct 326 ms 92664 KB Output is correct
65 Correct 1586 ms 107336 KB Output is correct
66 Correct 1576 ms 107524 KB Output is correct
67 Correct 1616 ms 107312 KB Output is correct
68 Correct 1504 ms 107384 KB Output is correct
69 Correct 1592 ms 107180 KB Output is correct
70 Correct 300 ms 91388 KB Output is correct
71 Correct 304 ms 91284 KB Output is correct
72 Correct 295 ms 91468 KB Output is correct
73 Correct 571 ms 107660 KB Output is correct
74 Correct 544 ms 107332 KB Output is correct
75 Correct 566 ms 107520 KB Output is correct
76 Correct 720 ms 107032 KB Output is correct
77 Correct 715 ms 107100 KB Output is correct
78 Correct 723 ms 107344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 6 ms 26968 KB Output is correct
2 Correct 6 ms 26972 KB Output is correct
3 Correct 6 ms 27064 KB Output is correct
4 Correct 7 ms 27224 KB Output is correct
5 Correct 6 ms 27736 KB Output is correct
6 Correct 8 ms 27612 KB Output is correct
7 Correct 7 ms 27228 KB Output is correct
8 Correct 6 ms 27228 KB Output is correct
9 Correct 6 ms 27080 KB Output is correct
10 Correct 6 ms 26972 KB Output is correct
11 Correct 6 ms 27228 KB Output is correct
12 Correct 8 ms 27228 KB Output is correct
13 Correct 8 ms 27224 KB Output is correct
14 Correct 6 ms 26968 KB Output is correct
15 Correct 7 ms 26968 KB Output is correct
16 Correct 9 ms 27228 KB Output is correct
17 Correct 9 ms 27420 KB Output is correct
18 Correct 8 ms 27228 KB Output is correct
19 Correct 8 ms 27228 KB Output is correct
20 Correct 7 ms 27320 KB Output is correct
21 Correct 7 ms 27228 KB Output is correct
22 Correct 7 ms 27228 KB Output is correct
23 Correct 7 ms 27228 KB Output is correct
24 Correct 7 ms 27224 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 27344 KB Output is correct
29 Correct 6 ms 26972 KB Output is correct
30 Correct 6 ms 27096 KB Output is correct
31 Correct 6 ms 27072 KB Output is correct
32 Correct 6 ms 26972 KB Output is correct
33 Correct 6 ms 26972 KB Output is correct
34 Correct 6 ms 26972 KB Output is correct
35 Correct 8 ms 27480 KB Output is correct
36 Correct 8 ms 27496 KB Output is correct
37 Correct 9 ms 27484 KB Output is correct
38 Correct 9 ms 27484 KB Output is correct
39 Correct 8 ms 27484 KB Output is correct
40 Correct 7 ms 27228 KB Output is correct
41 Correct 7 ms 27228 KB Output is correct
42 Correct 7 ms 27228 KB Output is correct
43 Correct 8 ms 27484 KB Output is correct
44 Correct 9 ms 27484 KB Output is correct
45 Correct 8 ms 27428 KB Output is correct
46 Correct 7 ms 27596 KB Output is correct
47 Correct 8 ms 27484 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 -