oj.uz

Submission #490915

# Submission time Handle Problem Language Result Execution time Memory
490915 2021-11-29T17:58:07 Z ETK Peru (RMI20_peru) C++14
100 / 100
 515 ms 72524 KB 
//GOODTEK!!!
#include <bits/stdc++.h>
#include "peru.h"
#define rep(i,a,b) for(int i=(a);i<=(b);++i)
#define per(i,a,b) for(int i=(a);i>=(b);--i)
#define pii pair<int,int>
#define vi vector<int>
#define fi first
#define se second
#define pb push_back
#define ALL(x) x.begin(),x.end()
#define ll long long
using namespace std;
inline ll read(){
    ll x=0,f=1;char ch=getchar();
    while (!isdigit(ch)){if (ch=='-') f=-1;ch=getchar();}
    while (isdigit(ch)){x=x*10+ch-48;ch=getchar();}
    return x*f;
}
const int N=2500005,P=1e9+7;
ll f[N],pw[N],a[N];
deque<int>q;
multiset<ll> S;
int solve(int n,int k,int *v){
    ll ans=0;
    rep(i,1,n)a[i]=v[i-1];
    pw[0]=1;
    rep(i,1,n)pw[i]=pw[i-1]*23%P;
    //滑动窗口顺带一个multiset维护目前最小值
    rep(i,1,n){
        while(q.size()&&q.front()<i-k+1){
            ll x=f[q.front()];
            q.pop_front();
            if(q.size()){
                x+=a[q.front()];
                auto it=S.find(x);
                S.erase(it);
            }
        }
        while(q.size() && a[q.back()] <= a[i]) {
            ll x = a[q.back()];
            q.pop_back();
            if(q.size()){
                x += f[q.back()];
                auto it = S.find(x);
                S.erase(it);
            }
        }
        if(q.size())S.insert(a[i] + f[q.back()]);
        q.push_back(i);
        if(S.size()) {
            f[i] = min((ll)(*S.begin()), f[max(i - k, 0)] + a[q.front()]);
        } else f[i] = f[max(0, i - k)] + a[q.front()];
        ans+=(f[i]%P)*pw[n-i]%P;
        ans%=P;
    }
    return ans;
}

Subtask #1
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 3 ms 340 KB Output is correct

Subtask #2
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 3 ms 340 KB Output is correct
15 Correct 84 ms 11424 KB Output is correct
16 Correct 70 ms 11416 KB Output is correct
17 Correct 67 ms 11356 KB Output is correct
18 Correct 59 ms 11344 KB Output is correct
19 Correct 45 ms 11304 KB Output is correct
20 Correct 44 ms 11340 KB Output is correct
21 Correct 63 ms 11408 KB Output is correct
22 Correct 83 ms 11460 KB Output is correct
23 Correct 63 ms 11468 KB Output is correct
24 Correct 64 ms 11428 KB Output is correct
25 Correct 64 ms 11384 KB Output is correct
26 Correct 62 ms 11400 KB Output is correct
27 Correct 75 ms 11344 KB Output is correct
28 Correct 64 ms 11480 KB Output is correct
29 Correct 58 ms 11620 KB Output is correct
30 Correct 67 ms 11452 KB Output is correct
31 Correct 67 ms 11392 KB Output is correct
32 Correct 70 ms 11424 KB Output is correct
33 Correct 69 ms 11376 KB Output is correct

Subtask #3
51.0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 84 ms 11424 KB Output is correct
2 Correct 70 ms 11416 KB Output is correct
3 Correct 67 ms 11356 KB Output is correct
4 Correct 59 ms 11344 KB Output is correct
5 Correct 45 ms 11304 KB Output is correct
6 Correct 44 ms 11340 KB Output is correct
7 Correct 63 ms 11408 KB Output is correct
8 Correct 83 ms 11460 KB Output is correct
9 Correct 63 ms 11468 KB Output is correct
10 Correct 64 ms 11428 KB Output is correct
11 Correct 64 ms 11384 KB Output is correct
12 Correct 62 ms 11400 KB Output is correct
13 Correct 75 ms 11344 KB Output is correct
14 Correct 64 ms 11480 KB Output is correct
15 Correct 58 ms 11620 KB Output is correct
16 Correct 67 ms 11452 KB Output is correct
17 Correct 67 ms 11392 KB Output is correct
18 Correct 70 ms 11424 KB Output is correct
19 Correct 69 ms 11376 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 3 ms 340 KB Output is correct
34 Correct 474 ms 68888 KB Output is correct
35 Correct 442 ms 69316 KB Output is correct
36 Correct 456 ms 69160 KB Output is correct
37 Correct 432 ms 69132 KB Output is correct
38 Correct 427 ms 69180 KB Output is correct
39 Correct 421 ms 69296 KB Output is correct
40 Correct 476 ms 69184 KB Output is correct
41 Correct 437 ms 69068 KB Output is correct
42 Correct 437 ms 69240 KB Output is correct
43 Correct 154 ms 28124 KB Output is correct
44 Correct 159 ms 41476 KB Output is correct
45 Correct 226 ms 41536 KB Output is correct
46 Correct 162 ms 41540 KB Output is correct
47 Correct 408 ms 69312 KB Output is correct
48 Correct 438 ms 69508 KB Output is correct
49 Correct 448 ms 69788 KB Output is correct
50 Correct 455 ms 70868 KB Output is correct
51 Correct 515 ms 70352 KB Output is correct
52 Correct 418 ms 72524 KB Output is correct
53 Correct 425 ms 71220 KB Output is correct
54 Correct 412 ms 69068 KB Output is correct
55 Correct 409 ms 69056 KB Output is correct
56 Correct 406 ms 69064 KB Output is correct
57 Correct 443 ms 69260 KB Output is correct
58 Correct 393 ms 69144 KB Output is correct
59 Correct 405 ms 69160 KB Output is correct
60 Correct 401 ms 69068 KB Output is correct
61 Correct 443 ms 69460 KB Output is correct
62 Correct 453 ms 69480 KB Output is correct
63 Correct 440 ms 69216 KB Output is correct