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Submission #170116

# Submission time Handle Problem Language Result Execution time Memory
170116 2019-12-24T04:02:32 Z nvmdava Money (IZhO17_money) C++17
100 / 100
 255 ms 18948 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ff first
#define ss second
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
#define INF 0x3f3f3f3f
#define MOD 1000000007
#define N 1000005

int a[N];
int fen[N];

void update(int x){
    while(x < N){
        ++fen[x];
        x += x & -x;
    }
}

int query(int x){
    int s = 0;
    while(x){
        s += fen[x];
        x -= x & -x;
    }
    return s;
}

int dp[N];
 
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

    int n;
    cin>>n;
    int l = 0;
    a[0] = 1000005;
    for(int i = 1; i <= n; ++i){
        cin>>a[i];
        if(a[i] < a[i - 1])
            while(i != l)
                update(a[l++]);
        while(l < i && a[i] != a[l] && query(a[i] - 1) != query(a[l])){
            update(a[l++]);
        }
        dp[i] = dp[l - 1] + 1;
    }
    cout<<dp[n];
}

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 380 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 376 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 376 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 380 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 376 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 376 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 504 KB Output is correct
18 Correct 2 ms 508 KB Output is correct
19 Correct 2 ms 504 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 504 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 348 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 380 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 376 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 376 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 504 KB Output is correct
18 Correct 2 ms 508 KB Output is correct
19 Correct 2 ms 504 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 504 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 348 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 392 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 508 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 1784 KB Output is correct
38 Correct 4 ms 1784 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 380 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 376 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 376 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 504 KB Output is correct
18 Correct 2 ms 508 KB Output is correct
19 Correct 2 ms 504 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 504 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 348 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 392 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 508 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 1784 KB Output is correct
38 Correct 4 ms 1784 KB Output is correct
39 Correct 86 ms 7392 KB Output is correct
40 Correct 148 ms 12128 KB Output is correct
41 Correct 73 ms 6124 KB Output is correct
42 Correct 66 ms 5620 KB Output is correct
43 Correct 46 ms 4216 KB Output is correct
44 Correct 181 ms 15096 KB Output is correct
45 Correct 177 ms 15096 KB Output is correct
46 Correct 181 ms 15224 KB Output is correct
47 Correct 162 ms 15096 KB Output is correct
48 Correct 171 ms 15096 KB Output is correct
49 Correct 198 ms 18948 KB Output is correct
50 Correct 203 ms 18936 KB Output is correct
51 Correct 201 ms 18780 KB Output is correct
52 Correct 193 ms 18896 KB Output is correct
53 Correct 201 ms 18872 KB Output is correct
54 Correct 201 ms 18680 KB Output is correct
55 Correct 236 ms 18828 KB Output is correct
56 Correct 233 ms 18808 KB Output is correct
57 Correct 231 ms 18808 KB Output is correct
58 Correct 255 ms 18808 KB Output is correct
59 Correct 226 ms 18812 KB Output is correct
60 Correct 232 ms 18892 KB Output is correct
61 Correct 233 ms 18864 KB Output is correct
62 Correct 224 ms 18808 KB Output is correct