oj.uz

Submission #897835

# Submission time Handle Problem Language Result Execution time Memory
897835 2024-01-03T18:54:34 Z alexdd Lottery (CEOI18_lot) C++17
100 / 100
 806 ms 8532 KB 
#include<bits/stdc++.h>
using namespace std;
int n,lun,cntq;
int a[10005];
int cntd[10005];
vector<pair<int,int>> qrys;
int unde[105];
int rez[105][10005];
int ultima[10005];
void solve()
{
    for(int i=0;i<=n;i++)
    {
        ultima[i]=cntq;
        for(int j=cntq-1;j>=0;j--)
            if(i <= qrys[j].first && (j==0 || i > qrys[j-1].first))
                ultima[i] = j;
    }
    for(int dif=-n;dif<=n;dif++)
    {
        if(dif==0)
            continue;

        for(int i=max(1,-dif+1 - 1);i<=n;i++)
        {
            cntd[i] = cntd[i-1];
            if(i+dif>0 && i+dif<=n && a[i]!=a[i+dif])
                cntd[i]++;
        }
        for(int i=max(1,-dif+1);i<=min(n-lun+1,n-dif-lun+1);i++)
        {
            rez[ultima[cntd[i+lun-1] - cntd[i-1]]][i]++;
        }
    }
    for(int i=1;i<=n;i++)
        for(int j=1;j<cntq;j++)
            rez[j][i] += rez[j-1][i];

}
signed main()
{
    cin>>n>>lun;
    for(int i=1;i<=n;i++)
    {
        cin>>a[i];
    }
    cin>>cntq;
    qrys.resize(cntq);
    for(int i=0;i<cntq;i++)
    {
        cin>>qrys[i].first;
        qrys[i].second = i;
    }
    sort(qrys.begin(),qrys.end());
    for(int i=0;i<cntq;i++)
        unde[qrys[i].second] = i;
    solve();
    for(int i=0;i<cntq;i++)
    {
        for(int j=1;j+lun-1<=n;j++)
            cout<<rez[unde[i]][j]<<" ";
        cout<<"\n";
    }
    return 0;
}
/**

cntd[dif][poz] = numarul de mismatches a[x] != a[x+dif], unde x = 1..poz
cntc[dif][i] = cntd[dif][i+lun-1] - cntd[dif][i-1] = distanta de la intervalul i..i+lun-1 la i+dif..i+dif+lun-1 este

distanta de la intervalul i..i+lun-1 la i+dif..i+dif+lun-1 este:
cntd[dif][i+lun-1] - cntd[dif][i-1]

ne fixam dif
vedem cum influenteaza dif cele q queryuri

*/

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2804 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2804 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 20 ms 2576 KB Output is correct
14 Correct 19 ms 2528 KB Output is correct
15 Correct 18 ms 2528 KB Output is correct
16 Correct 21 ms 2652 KB Output is correct
17 Correct 23 ms 2392 KB Output is correct
18 Correct 20 ms 2524 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 715 ms 828 KB Output is correct
2 Correct 728 ms 544 KB Output is correct
3 Correct 476 ms 560 KB Output is correct
4 Correct 476 ms 608 KB Output is correct
5 Correct 373 ms 564 KB Output is correct
6 Correct 471 ms 800 KB Output is correct
7 Correct 353 ms 540 KB Output is correct
8 Correct 385 ms 812 KB Output is correct
9 Correct 470 ms 596 KB Output is correct
10 Correct 493 ms 548 KB Output is correct
11 Correct 36 ms 504 KB Output is correct
12 Correct 353 ms 600 KB Output is correct
13 Correct 394 ms 348 KB Output is correct
14 Correct 398 ms 344 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 715 ms 828 KB Output is correct
2 Correct 728 ms 544 KB Output is correct
3 Correct 476 ms 560 KB Output is correct
4 Correct 476 ms 608 KB Output is correct
5 Correct 373 ms 564 KB Output is correct
6 Correct 471 ms 800 KB Output is correct
7 Correct 353 ms 540 KB Output is correct
8 Correct 385 ms 812 KB Output is correct
9 Correct 470 ms 596 KB Output is correct
10 Correct 493 ms 548 KB Output is correct
11 Correct 36 ms 504 KB Output is correct
12 Correct 353 ms 600 KB Output is correct
13 Correct 394 ms 348 KB Output is correct
14 Correct 398 ms 344 KB Output is correct
15 Correct 465 ms 612 KB Output is correct
16 Correct 462 ms 592 KB Output is correct
17 Correct 497 ms 548 KB Output is correct
18 Correct 482 ms 600 KB Output is correct
19 Correct 477 ms 596 KB Output is correct
20 Correct 483 ms 608 KB Output is correct
21 Correct 479 ms 596 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2804 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 20 ms 2576 KB Output is correct
14 Correct 19 ms 2528 KB Output is correct
15 Correct 18 ms 2528 KB Output is correct
16 Correct 21 ms 2652 KB Output is correct
17 Correct 23 ms 2392 KB Output is correct
18 Correct 20 ms 2524 KB Output is correct
19 Correct 715 ms 828 KB Output is correct
20 Correct 728 ms 544 KB Output is correct
21 Correct 476 ms 560 KB Output is correct
22 Correct 476 ms 608 KB Output is correct
23 Correct 373 ms 564 KB Output is correct
24 Correct 471 ms 800 KB Output is correct
25 Correct 353 ms 540 KB Output is correct
26 Correct 385 ms 812 KB Output is correct
27 Correct 470 ms 596 KB Output is correct
28 Correct 493 ms 548 KB Output is correct
29 Correct 36 ms 504 KB Output is correct
30 Correct 353 ms 600 KB Output is correct
31 Correct 394 ms 348 KB Output is correct
32 Correct 398 ms 344 KB Output is correct
33 Correct 465 ms 612 KB Output is correct
34 Correct 462 ms 592 KB Output is correct
35 Correct 497 ms 548 KB Output is correct
36 Correct 482 ms 600 KB Output is correct
37 Correct 477 ms 596 KB Output is correct
38 Correct 483 ms 608 KB Output is correct
39 Correct 479 ms 596 KB Output is correct
40 Correct 745 ms 3360 KB Output is correct
41 Correct 363 ms 2588 KB Output is correct
42 Correct 483 ms 3408 KB Output is correct
43 Correct 487 ms 3384 KB Output is correct
44 Correct 481 ms 3212 KB Output is correct
45 Correct 806 ms 8128 KB Output is correct
46 Correct 369 ms 4728 KB Output is correct
47 Correct 535 ms 8532 KB Output is correct
48 Correct 524 ms 6664 KB Output is correct
49 Correct 520 ms 7256 KB Output is correct