Submission #38527

# Submission time Handle Problem Language Result Execution time Memory
38527 2018-01-04T11:05:09 Z grumpy_gordon Money (IZhO17_money) C++14
45 / 100
1500 ms 60764 KB
/*
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#include <bits/stdc++.h>

//#pragma GCC optimize("O3")
//#pragma GCC optimize("Ofast,no-stack-protector")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx")
//#pragma GCC target("avx,tune=native")

using namespace std;

typedef long long ll;

typedef unsigned long long ull;

typedef long double ld;

int mysqrt(ll x){
    int l = 0, r = 1e9 + 1;
    while (r - l > 1){
        int m = (l + r) / 2;
        if (m * (ll)m <= x)
            l = m;
        else
            r = m;
    }
    return l;
}

mt19937 rnd(1337);

ll AR = 19, BR = 13, CR = 23, XR = 228, YR = 322, MODR = 1e9 + 993;

ll myrand(){
    ll ZR = (XR * AR + YR * BR + CR) % MODR;
    XR = YR;
    YR = ZR;
    return ZR;
}

const int Mod = 1e9 + 7;

int bpow(int x, int y){
    if (y == 0)
        return 1;
    if (y == 1)
        return x;
    int ret = bpow(x, y >> 1);
    ret = (ret * (ll)ret) % Mod;
    if (y & 1)
        ret = (ret * (ll)x) % Mod;
    return ret;
}

int bdiv(int x, int y){
    return (x * (ll)bpow(y, Mod - 2)) % Mod;
}

void setmin(int &x, int y){
    x = min(x, y);
}

void setmax(int &x, int y){
    x = max(x, y);
}

const ll llinf = 1e18 + 100;

const int maxn = 1e6 + 100, inf = 2e9 + 100, sq = 300, mod = 1e9 + 7, LG = 17;

int n;

int a[maxn];

int p[maxn];

int q[maxn];

set<int> g;

int main()
{
    #ifdef ONPC
    //ifstream cin("a.in");
    //ofstream cout("a.out");
    freopen("a.in", "r", stdin);
    freopen("a.out", "w", stdout);
    #else
    //ifstream cin("bootfall.in");
    //ofstream cout("bootfall.out");
    //freopen("trap.in", "r", stdin);
    //freopen("trap.out", "w", stdout);
    #endif // ONPC
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cin >> n;
    for (int i = 0; i < n; i++)
        cin >> a[i];
    p[n - 1] = n - 1;
    for (int i = n - 2; i >= 0; i--){
        if (a[i] <= a[i + 1])
            p[i] = p[i + 1];
        else
            p[i] = i;
    }
    q[0] = 0;
    for (int i = 1; i <= n; i++)
        q[i] = inf;
    for (int i = 0; i < n; i++){
        if (q[i] != inf){
            set<int> :: iterator it = g.upper_bound(a[i]);
            int x;
            if (it == g.end())
                x = inf;
            else
                x = *it;
            int l = i, r = p[i] + 1;
            while (r - l > 1){
                int m = (l + r) / 2;
                if (a[m] <= x)
                    l = m;
                else
                    r = m;
            }
            q[l + 1] = min(q[l + 1], q[i] + 1);
        }
        g.insert(a[i]);
    }
    cout << q[n];
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 13904 KB Output is correct
2 Correct 0 ms 13904 KB Output is correct
3 Correct 0 ms 13904 KB Output is correct
4 Correct 0 ms 13904 KB Output is correct
5 Correct 0 ms 13904 KB Output is correct
6 Correct 0 ms 13904 KB Output is correct
7 Correct 0 ms 13904 KB Output is correct
8 Correct 0 ms 13904 KB Output is correct
9 Correct 0 ms 13904 KB Output is correct
10 Correct 0 ms 13904 KB Output is correct
11 Correct 0 ms 13904 KB Output is correct
12 Correct 0 ms 13904 KB Output is correct
13 Correct 0 ms 13904 KB Output is correct
14 Correct 0 ms 13904 KB Output is correct
15 Correct 0 ms 13904 KB Output is correct
16 Correct 0 ms 13904 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 13904 KB Output is correct
2 Correct 0 ms 13904 KB Output is correct
3 Correct 0 ms 13904 KB Output is correct
4 Correct 0 ms 13904 KB Output is correct
5 Correct 0 ms 13904 KB Output is correct
6 Correct 0 ms 13904 KB Output is correct
7 Correct 0 ms 13904 KB Output is correct
8 Correct 0 ms 13904 KB Output is correct
9 Correct 0 ms 13904 KB Output is correct
10 Correct 0 ms 13904 KB Output is correct
11 Correct 0 ms 13904 KB Output is correct
12 Correct 0 ms 13904 KB Output is correct
13 Correct 0 ms 13904 KB Output is correct
14 Correct 0 ms 13904 KB Output is correct
15 Correct 0 ms 13904 KB Output is correct
16 Correct 0 ms 13904 KB Output is correct
17 Correct 0 ms 13904 KB Output is correct
18 Correct 0 ms 13904 KB Output is correct
19 Correct 0 ms 13904 KB Output is correct
20 Correct 0 ms 13904 KB Output is correct
21 Correct 0 ms 13904 KB Output is correct
22 Correct 0 ms 13904 KB Output is correct
23 Correct 0 ms 13904 KB Output is correct
24 Correct 0 ms 13904 KB Output is correct
25 Correct 0 ms 13904 KB Output is correct
26 Correct 0 ms 13904 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 13904 KB Output is correct
2 Correct 0 ms 13904 KB Output is correct
3 Correct 0 ms 13904 KB Output is correct
4 Correct 0 ms 13904 KB Output is correct
5 Correct 0 ms 13904 KB Output is correct
6 Correct 0 ms 13904 KB Output is correct
7 Correct 0 ms 13904 KB Output is correct
8 Correct 0 ms 13904 KB Output is correct
9 Correct 0 ms 13904 KB Output is correct
10 Correct 0 ms 13904 KB Output is correct
11 Correct 0 ms 13904 KB Output is correct
12 Correct 0 ms 13904 KB Output is correct
13 Correct 0 ms 13904 KB Output is correct
14 Correct 0 ms 13904 KB Output is correct
15 Correct 0 ms 13904 KB Output is correct
16 Correct 0 ms 13904 KB Output is correct
17 Correct 0 ms 13904 KB Output is correct
18 Correct 0 ms 13904 KB Output is correct
19 Correct 0 ms 13904 KB Output is correct
20 Correct 0 ms 13904 KB Output is correct
21 Correct 0 ms 13904 KB Output is correct
22 Correct 0 ms 13904 KB Output is correct
23 Correct 0 ms 13904 KB Output is correct
24 Correct 0 ms 13904 KB Output is correct
25 Correct 0 ms 13904 KB Output is correct
26 Correct 0 ms 13904 KB Output is correct
27 Correct 0 ms 13904 KB Output is correct
28 Correct 0 ms 13904 KB Output is correct
29 Correct 0 ms 13904 KB Output is correct
30 Correct 0 ms 13904 KB Output is correct
31 Correct 0 ms 13904 KB Output is correct
32 Correct 0 ms 13904 KB Output is correct
33 Correct 0 ms 13904 KB Output is correct
34 Correct 0 ms 13904 KB Output is correct
35 Correct 0 ms 13904 KB Output is correct
36 Correct 0 ms 13904 KB Output is correct
37 Correct 0 ms 13904 KB Output is correct
38 Correct 0 ms 13904 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 13904 KB Output is correct
2 Correct 0 ms 13904 KB Output is correct
3 Correct 0 ms 13904 KB Output is correct
4 Correct 0 ms 13904 KB Output is correct
5 Correct 0 ms 13904 KB Output is correct
6 Correct 0 ms 13904 KB Output is correct
7 Correct 0 ms 13904 KB Output is correct
8 Correct 0 ms 13904 KB Output is correct
9 Correct 0 ms 13904 KB Output is correct
10 Correct 0 ms 13904 KB Output is correct
11 Correct 0 ms 13904 KB Output is correct
12 Correct 0 ms 13904 KB Output is correct
13 Correct 0 ms 13904 KB Output is correct
14 Correct 0 ms 13904 KB Output is correct
15 Correct 0 ms 13904 KB Output is correct
16 Correct 0 ms 13904 KB Output is correct
17 Correct 0 ms 13904 KB Output is correct
18 Correct 0 ms 13904 KB Output is correct
19 Correct 0 ms 13904 KB Output is correct
20 Correct 0 ms 13904 KB Output is correct
21 Correct 0 ms 13904 KB Output is correct
22 Correct 0 ms 13904 KB Output is correct
23 Correct 0 ms 13904 KB Output is correct
24 Correct 0 ms 13904 KB Output is correct
25 Correct 0 ms 13904 KB Output is correct
26 Correct 0 ms 13904 KB Output is correct
27 Correct 0 ms 13904 KB Output is correct
28 Correct 0 ms 13904 KB Output is correct
29 Correct 0 ms 13904 KB Output is correct
30 Correct 0 ms 13904 KB Output is correct
31 Correct 0 ms 13904 KB Output is correct
32 Correct 0 ms 13904 KB Output is correct
33 Correct 0 ms 13904 KB Output is correct
34 Correct 0 ms 13904 KB Output is correct
35 Correct 0 ms 13904 KB Output is correct
36 Correct 0 ms 13904 KB Output is correct
37 Correct 0 ms 13904 KB Output is correct
38 Correct 0 ms 13904 KB Output is correct
39 Correct 69 ms 13904 KB Output is correct
40 Correct 139 ms 13904 KB Output is correct
41 Correct 69 ms 13904 KB Output is correct
42 Correct 63 ms 13904 KB Output is correct
43 Correct 39 ms 13904 KB Output is correct
44 Correct 163 ms 13904 KB Output is correct
45 Correct 133 ms 13904 KB Output is correct
46 Correct 136 ms 13904 KB Output is correct
47 Correct 133 ms 13904 KB Output is correct
48 Correct 133 ms 13904 KB Output is correct
49 Correct 873 ms 32384 KB Output is correct
50 Correct 806 ms 32384 KB Output is correct
51 Correct 876 ms 32384 KB Output is correct
52 Correct 853 ms 32384 KB Output is correct
53 Correct 796 ms 32384 KB Output is correct
54 Correct 723 ms 32384 KB Output is correct
55 Execution timed out 1500 ms 60764 KB Execution timed out
56 Halted 0 ms 0 KB -