oj.uz

Submission #987715

# Submission time Handle Problem Language Result Execution time Memory
987715 2024-05-23T12:06:24 Z 0pt1mus23 Money (IZhO17_money) C++14
100 / 100
 568 ms 85968 KB 
#pragma GCC optimize("O3", "inline")
#include <bits/stdc++.h>
using namespace std;
#define all(v) v.begin(), v.end()
#define ins insert
#define pb push_back
#define int long long
#define pii pair<int, int>
#define endl '\n'
#define drop(x) cout<<(x)<<endl;return;
#define reach cerr << "reached >.<!" << endl;
/*
    m : 11059739 -> l ~23
    p : 4567896467
*/
// mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
const int mod = 1e9 + 7, sze = 1e6 + 50, inf = LLONG_MAX, prime = 2333;

//\\
dp / binary search / greedy / sprase table / segment tree 
//

int T[sze];

void upd(int node,int v){
    node++;
    while(node<sze){
        T[node]+=v;
        node += (node & -node);
    }
}

int query(int node){
    node++;
    int sum=0;
    while(node>0){
        sum+=T[node];
        node -= (node & -node);
    }
    return sum;
}

int query(int l,int r){
    if(r<l){
        return 0;
    }
    return query(r) - query(l-1);
}

void gkd(){
    int n;
    cin>>n;
    vector<int> arr(n);
    for(int i=0;i<n;i++){
        cin>>arr[i];
    }
    map<int,int> used;
    int ans=0;
    for(int i=0;i<n;i++){
        if(!used[i]){
            ans++;
            used[i]=1;
            vector<int> up;
            up.pb(arr[i]);

            for(int j=i+1;j<n;j++){
                if(arr[j-1]>arr[j] || query(arr[i]+1, arr[j]-1)){
                    break;
                }
                used[j]=1;
                up.pb(arr[j]);
            }
            for(auto v:up){
                upd(v,1);
            }
        }
    }
    drop(ans);
}

signed main() {
    cin.tie(0)->sync_with_stdio(0);
    int tt = 1; //cin>>tt;
    while (tt--)gkd();
}

Compilation message

money.cpp:19:1: warning: multi-line comment [-Wcomment]
   19 | //\\
      | ^

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 2 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 2392 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 2 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 2392 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 604 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 604 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 2 ms 760 KB Output is correct
26 Correct 1 ms 604 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 2 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 2392 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 604 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 604 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 2 ms 760 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 1 ms 4444 KB Output is correct
28 Correct 1 ms 4444 KB Output is correct
29 Correct 1 ms 4444 KB Output is correct
30 Correct 1 ms 4444 KB Output is correct
31 Correct 2 ms 4444 KB Output is correct
32 Correct 1 ms 604 KB Output is correct
33 Correct 1 ms 604 KB Output is correct
34 Correct 1 ms 604 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 2 ms 3672 KB Output is correct
38 Correct 2 ms 3676 KB Output is correct

Subtask #4
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 2 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 2392 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 604 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 604 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 4444 KB Output is correct
25 Correct 2 ms 760 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 1 ms 4444 KB Output is correct
28 Correct 1 ms 4444 KB Output is correct
29 Correct 1 ms 4444 KB Output is correct
30 Correct 1 ms 4444 KB Output is correct
31 Correct 2 ms 4444 KB Output is correct
32 Correct 1 ms 604 KB Output is correct
33 Correct 1 ms 604 KB Output is correct
34 Correct 1 ms 604 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 2 ms 3672 KB Output is correct
38 Correct 2 ms 3676 KB Output is correct
39 Correct 195 ms 39412 KB Output is correct
40 Correct 380 ms 65360 KB Output is correct
41 Correct 179 ms 34416 KB Output is correct
42 Correct 139 ms 27220 KB Output is correct
43 Correct 99 ms 19284 KB Output is correct
44 Correct 432 ms 77664 KB Output is correct
45 Correct 436 ms 77700 KB Output is correct
46 Correct 427 ms 77952 KB Output is correct
47 Correct 409 ms 77784 KB Output is correct
48 Correct 419 ms 79828 KB Output is correct
49 Correct 444 ms 85476 KB Output is correct
50 Correct 500 ms 85504 KB Output is correct
51 Correct 439 ms 85332 KB Output is correct
52 Correct 458 ms 85288 KB Output is correct
53 Correct 467 ms 85968 KB Output is correct
54 Correct 441 ms 85328 KB Output is correct
55 Correct 568 ms 85452 KB Output is correct
56 Correct 529 ms 85480 KB Output is correct
57 Correct 502 ms 85328 KB Output is correct
58 Correct 531 ms 85264 KB Output is correct
59 Correct 540 ms 85456 KB Output is correct
60 Correct 485 ms 85292 KB Output is correct
61 Correct 489 ms 85196 KB Output is correct
62 Correct 483 ms 85452 KB Output is correct