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Submission #156185

# Submission time Handle Problem Language Result Execution time Memory
156185 2019-10-04T10:40:07 Z andrew Money (IZhO17_money) C++17
100 / 100
 230 ms 38504 KB 
#include <bits/stdc++.h>

//#pragma GCC optimize("-O3")
//#pragma GCC optimize("Ofast")
//#pragma GCC optimize("unroll-loops")

#define fi first
#define se second
#define p_b push_back
#define pll pair<ll,ll>
#define pii pair<int,int>
#define m_p make_pair
#define all(x) x.begin(),x.end()
#define sset ordered_set
#define sqr(x) (x)*(x)
#define pw(x) (1ll << x)

using namespace std;
typedef long long ll;
typedef long double ld;
const ll MAXN = 1123456;
const ll N = 1e6 + 2;
const ll inf = 3e18;
mt19937_64 rnd(chrono::system_clock::now().time_since_epoch().count());

template <typename T> void vout(T s){cout << s << endl;exit(0);}

ll t[MAXN], poz[MAXN];
bool Beg[MAXN], End[MAXN];

void u(ll pos, ll val){for(; pos <= N; pos += pos & -pos)t[pos] += val;}
ll f(ll pos){ll res = 0; for(; pos > 0; pos -= pos & -pos)res += t[pos]; return res;}

int main(){
    ios_base :: sync_with_stdio(0);
    cin.tie(0);

    set <ll> s;

    ll n;
    cin >> n;

    vector <ll> a(n + 1), pozit(n + 1), is_begin(n + 1);

    for(int i = 1; i <= n; i++){
        cin >> a[i];
    }

    ll ans = 0;

    for(int i = 1; i <= n;){
        ans++;
        ll j = i + 1;
        while(j <= n && a[j - 1] <= a[j]){
            if(a[i] != a[j] && f(a[j] - 1) - f(a[i]))break;
            j++;
        }
        for(int k = i; k < j; k++)u(a[k], 1);
        i = j;
    }

    cout << ans << "\n";

    return 0;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 504 KB Output is correct
10 Correct 2 ms 504 KB Output is correct
11 Correct 2 ms 504 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 504 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 504 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 504 KB Output is correct
10 Correct 2 ms 504 KB Output is correct
11 Correct 2 ms 504 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 504 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 504 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 504 KB Output is correct
21 Correct 2 ms 504 KB Output is correct
22 Correct 2 ms 380 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 632 KB Output is correct
26 Correct 2 ms 632 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 504 KB Output is correct
10 Correct 2 ms 504 KB Output is correct
11 Correct 2 ms 504 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 504 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 504 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 504 KB Output is correct
21 Correct 2 ms 504 KB Output is correct
22 Correct 2 ms 380 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 632 KB Output is correct
26 Correct 2 ms 632 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 504 KB Output is correct
33 Correct 2 ms 504 KB Output is correct
34 Correct 2 ms 504 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 504 KB Output is correct
37 Correct 4 ms 1912 KB Output is correct
38 Correct 4 ms 2040 KB Output is correct

Subtask #4
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 504 KB Output is correct
10 Correct 2 ms 504 KB Output is correct
11 Correct 2 ms 504 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 504 KB Output is correct
15 Correct 2 ms 504 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 504 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 504 KB Output is correct
21 Correct 2 ms 504 KB Output is correct
22 Correct 2 ms 380 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 632 KB Output is correct
26 Correct 2 ms 632 KB Output is correct
27 Correct 2 ms 376 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 504 KB Output is correct
33 Correct 2 ms 504 KB Output is correct
34 Correct 2 ms 504 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 504 KB Output is correct
37 Correct 4 ms 1912 KB Output is correct
38 Correct 4 ms 2040 KB Output is correct
39 Correct 88 ms 11704 KB Output is correct
40 Correct 151 ms 19192 KB Output is correct
41 Correct 78 ms 9592 KB Output is correct
42 Correct 68 ms 8696 KB Output is correct
43 Correct 48 ms 6492 KB Output is correct
44 Correct 195 ms 24080 KB Output is correct
45 Correct 182 ms 23928 KB Output is correct
46 Correct 185 ms 24056 KB Output is correct
47 Correct 168 ms 23888 KB Output is correct
48 Correct 177 ms 23892 KB Output is correct
49 Correct 204 ms 31700 KB Output is correct
50 Correct 221 ms 31704 KB Output is correct
51 Correct 209 ms 31864 KB Output is correct
52 Correct 197 ms 31744 KB Output is correct
53 Correct 211 ms 31684 KB Output is correct
54 Correct 210 ms 31848 KB Output is correct
55 Correct 227 ms 31736 KB Output is correct
56 Correct 230 ms 38392 KB Output is correct
57 Correct 223 ms 38364 KB Output is correct
58 Correct 224 ms 38392 KB Output is correct
59 Correct 226 ms 38392 KB Output is correct
60 Correct 226 ms 38392 KB Output is correct
61 Correct 230 ms 38504 KB Output is correct
62 Correct 224 ms 38392 KB Output is correct