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답안 #256769

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
256769 2020-08-03T07:50:13 Z 최은수(#5036) Snake Escaping (JOI18_snake_escaping) C++17
75 / 100
 2000 ms 18344 KB 
#include<iostream>
#include<vector>
#include<algorithm>
#define ep emplace
#define eb emplace_back
#define fi first
#define se second
#define all(x) (x).begin(),(x).end()
using namespace std;
typedef long long ll;
typedef pair<int,int>pi;
typedef pair<ll,ll>pl;
const int inf=1e9+7;
const ll INF=1e18+7;
const int cut=9;
int sum[20000];
int p3[20];
int ans[1000010];
pair<pair<short,short>,int>qid[1000010];
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int l,q;
    cin>>l>>q;
    string s;
    cin>>s;
    if(l<cut)
    {
        l=cut;
        while((int)s.size()<1<<l)
            s.push_back('0');
    }
    p3[0]=1;
    for(int i=1;i<15;i++)
        p3[i]=p3[i-1]*3;
    for(int i=0;i<q;i++)
    {
        string t;
        cin>>t;
        reverse(all(t));
        while((int)t.size()<l)
            t.push_back('0');
        int id=0;
        for(int j=0;j<cut;j++)
        {
            if(t[j]=='?')
                id+=p3[j]*2;
            else
                id+=((char)t[j]-'0')*p3[j];
        }
        qid[i].se=id;
        int id2=0,id3=0;
        for(int j=cut;j<l;j++)
        {
            if(t[j]=='?')
                id3+=1<<(j-cut);
            else
                id2+=((char)t[j]-'0')*(1<<(j-cut));
        }
        qid[i].fi.fi=id2;
        qid[i].fi.se=id3;
    }
    for(int i=0;i<1<<(l-cut);i++)
    {
        vector<int>v;
        for(int j=0;j<1<<cut;j++)
        {
            int id=0;
            for(int k=0;k<cut;k++)
                id+=(j>>k&1)*p3[k];
            sum[id]=(char)s[i*(1<<cut)+j]-'0';
            v.eb(id);
        }
        for(int li=0;li<cut;li++)
        {
            for(int k=0,m=v.size();k<m;k++)
            {
                int j=v[k];
                int cut=j%p3[li+1]/p3[li];
                sum[j+(2-cut)*p3[li]]+=sum[j];
                if(cut==1)
                    v.eb(j+p3[li]);
            }
        }
        for(int j=0;j<q;j++)
            if(((qid[j].fi.fi^i)&~qid[j].fi.se)==0)
                ans[j]+=sum[qid[j].se];
        for(int&t:v)
            sum[t]=0;
    }
    for(int i=0;i<q;i++)
        cout<<ans[i]<<'\n';
    cout.flush();
    return 0;
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 684 KB Output is correct
2 Correct 3 ms 684 KB Output is correct
3 Correct 2 ms 684 KB Output is correct
4 Correct 3 ms 684 KB Output is correct
5 Correct 3 ms 684 KB Output is correct
6 Correct 3 ms 684 KB Output is correct
7 Correct 2 ms 684 KB Output is correct
8 Correct 2 ms 684 KB Output is correct
9 Correct 2 ms 684 KB Output is correct
10 Correct 2 ms 684 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 684 KB Output is correct
2 Correct 3 ms 684 KB Output is correct
3 Correct 2 ms 684 KB Output is correct
4 Correct 3 ms 684 KB Output is correct
5 Correct 3 ms 684 KB Output is correct
6 Correct 3 ms 684 KB Output is correct
7 Correct 2 ms 684 KB Output is correct
8 Correct 2 ms 684 KB Output is correct
9 Correct 2 ms 684 KB Output is correct
10 Correct 2 ms 684 KB Output is correct
11 Correct 237 ms 16328 KB Output is correct
12 Correct 255 ms 15944 KB Output is correct
13 Correct 226 ms 15304 KB Output is correct
14 Correct 232 ms 15304 KB Output is correct
15 Correct 235 ms 16328 KB Output is correct
16 Correct 242 ms 15556 KB Output is correct
17 Correct 234 ms 15484 KB Output is correct
18 Correct 189 ms 17380 KB Output is correct
19 Correct 188 ms 14452 KB Output is correct
20 Correct 244 ms 16068 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 684 KB Output is correct
2 Correct 3 ms 684 KB Output is correct
3 Correct 2 ms 684 KB Output is correct
4 Correct 3 ms 684 KB Output is correct
5 Correct 3 ms 684 KB Output is correct
6 Correct 3 ms 684 KB Output is correct
7 Correct 2 ms 684 KB Output is correct
8 Correct 2 ms 684 KB Output is correct
9 Correct 2 ms 684 KB Output is correct
10 Correct 2 ms 684 KB Output is correct
11 Correct 237 ms 16328 KB Output is correct
12 Correct 255 ms 15944 KB Output is correct
13 Correct 226 ms 15304 KB Output is correct
14 Correct 232 ms 15304 KB Output is correct
15 Correct 235 ms 16328 KB Output is correct
16 Correct 242 ms 15556 KB Output is correct
17 Correct 234 ms 15484 KB Output is correct
18 Correct 189 ms 17380 KB Output is correct
19 Correct 188 ms 14452 KB Output is correct
20 Correct 244 ms 16068 KB Output is correct
21 Correct 322 ms 16296 KB Output is correct
22 Correct 356 ms 16680 KB Output is correct
23 Correct 289 ms 15528 KB Output is correct
24 Correct 292 ms 15400 KB Output is correct
25 Correct 349 ms 17320 KB Output is correct
26 Correct 331 ms 15784 KB Output is correct
27 Correct 313 ms 15784 KB Output is correct
28 Correct 240 ms 18344 KB Output is correct
29 Correct 222 ms 14376 KB Output is correct
30 Correct 330 ms 16632 KB Output is correct
31 Correct 325 ms 16296 KB Output is correct
32 Correct 307 ms 16400 KB Output is correct
33 Correct 273 ms 15272 KB Output is correct
34 Correct 289 ms 15288 KB Output is correct
35 Correct 315 ms 15816 KB Output is correct
36 Correct 206 ms 14376 KB Output is correct
37 Correct 331 ms 16476 KB Output is correct
38 Correct 212 ms 14376 KB Output is correct
39 Correct 297 ms 15656 KB Output is correct
40 Correct 311 ms 15340 KB Output is correct

Subtask #4
53.0 / 53.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 684 KB Output is correct
2 Correct 3 ms 684 KB Output is correct
3 Correct 2 ms 684 KB Output is correct
4 Correct 3 ms 684 KB Output is correct
5 Correct 3 ms 684 KB Output is correct
6 Correct 3 ms 684 KB Output is correct
7 Correct 2 ms 684 KB Output is correct
8 Correct 2 ms 684 KB Output is correct
9 Correct 2 ms 684 KB Output is correct
10 Correct 2 ms 684 KB Output is correct
11 Correct 1410 ms 2708 KB Output is correct
12 Correct 1419 ms 2584 KB Output is correct
13 Correct 1380 ms 2460 KB Output is correct
14 Correct 1388 ms 2460 KB Output is correct
15 Correct 1488 ms 2576 KB Output is correct
16 Correct 1404 ms 2460 KB Output is correct
17 Correct 1407 ms 2460 KB Output is correct
18 Correct 1406 ms 2704 KB Output is correct
19 Correct 1369 ms 2460 KB Output is correct
20 Correct 1423 ms 2568 KB Output is correct
21 Correct 1410 ms 2576 KB Output is correct
22 Correct 1406 ms 2460 KB Output is correct
23 Correct 1374 ms 2460 KB Output is correct
24 Correct 1378 ms 2460 KB Output is correct
25 Correct 1398 ms 2460 KB Output is correct
26 Correct 1368 ms 2460 KB Output is correct
27 Correct 1408 ms 2572 KB Output is correct
28 Correct 1377 ms 2460 KB Output is correct
29 Correct 1380 ms 2460 KB Output is correct
30 Correct 1382 ms 2460 KB Output is correct
31 Correct 1396 ms 2460 KB Output is correct
32 Correct 1392 ms 2460 KB Output is correct
33 Correct 1410 ms 2460 KB Output is correct
34 Correct 1364 ms 2460 KB Output is correct
35 Correct 1483 ms 2460 KB Output is correct
36 Correct 1439 ms 2460 KB Output is correct
37 Correct 1430 ms 2656 KB Output is correct
38 Correct 1434 ms 2588 KB Output is correct
39 Correct 1431 ms 2460 KB Output is correct
40 Correct 1446 ms 2460 KB Output is correct

Subtask #5
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 684 KB Output is correct
2 Correct 3 ms 684 KB Output is correct
3 Correct 2 ms 684 KB Output is correct
4 Correct 3 ms 684 KB Output is correct
5 Correct 3 ms 684 KB Output is correct
6 Correct 3 ms 684 KB Output is correct
7 Correct 2 ms 684 KB Output is correct
8 Correct 2 ms 684 KB Output is correct
9 Correct 2 ms 684 KB Output is correct
10 Correct 2 ms 684 KB Output is correct
11 Correct 237 ms 16328 KB Output is correct
12 Correct 255 ms 15944 KB Output is correct
13 Correct 226 ms 15304 KB Output is correct
14 Correct 232 ms 15304 KB Output is correct
15 Correct 235 ms 16328 KB Output is correct
16 Correct 242 ms 15556 KB Output is correct
17 Correct 234 ms 15484 KB Output is correct
18 Correct 189 ms 17380 KB Output is correct
19 Correct 188 ms 14452 KB Output is correct
20 Correct 244 ms 16068 KB Output is correct
21 Correct 322 ms 16296 KB Output is correct
22 Correct 356 ms 16680 KB Output is correct
23 Correct 289 ms 15528 KB Output is correct
24 Correct 292 ms 15400 KB Output is correct
25 Correct 349 ms 17320 KB Output is correct
26 Correct 331 ms 15784 KB Output is correct
27 Correct 313 ms 15784 KB Output is correct
28 Correct 240 ms 18344 KB Output is correct
29 Correct 222 ms 14376 KB Output is correct
30 Correct 330 ms 16632 KB Output is correct
31 Correct 325 ms 16296 KB Output is correct
32 Correct 307 ms 16400 KB Output is correct
33 Correct 273 ms 15272 KB Output is correct
34 Correct 289 ms 15288 KB Output is correct
35 Correct 315 ms 15816 KB Output is correct
36 Correct 206 ms 14376 KB Output is correct
37 Correct 331 ms 16476 KB Output is correct
38 Correct 212 ms 14376 KB Output is correct
39 Correct 297 ms 15656 KB Output is correct
40 Correct 311 ms 15340 KB Output is correct
41 Correct 1410 ms 2708 KB Output is correct
42 Correct 1419 ms 2584 KB Output is correct
43 Correct 1380 ms 2460 KB Output is correct
44 Correct 1388 ms 2460 KB Output is correct
45 Correct 1488 ms 2576 KB Output is correct
46 Correct 1404 ms 2460 KB Output is correct
47 Correct 1407 ms 2460 KB Output is correct
48 Correct 1406 ms 2704 KB Output is correct
49 Correct 1369 ms 2460 KB Output is correct
50 Correct 1423 ms 2568 KB Output is correct
51 Correct 1410 ms 2576 KB Output is correct
52 Correct 1406 ms 2460 KB Output is correct
53 Correct 1374 ms 2460 KB Output is correct
54 Correct 1378 ms 2460 KB Output is correct
55 Correct 1398 ms 2460 KB Output is correct
56 Correct 1368 ms 2460 KB Output is correct
57 Correct 1408 ms 2572 KB Output is correct
58 Correct 1377 ms 2460 KB Output is correct
59 Correct 1380 ms 2460 KB Output is correct
60 Correct 1382 ms 2460 KB Output is correct
61 Correct 1396 ms 2460 KB Output is correct
62 Correct 1392 ms 2460 KB Output is correct
63 Correct 1410 ms 2460 KB Output is correct
64 Correct 1364 ms 2460 KB Output is correct
65 Correct 1483 ms 2460 KB Output is correct
66 Correct 1439 ms 2460 KB Output is correct
67 Correct 1430 ms 2656 KB Output is correct
68 Correct 1434 ms 2588 KB Output is correct
69 Correct 1431 ms 2460 KB Output is correct
70 Correct 1446 ms 2460 KB Output is correct
71 Execution timed out 2078 ms 13436 KB Time limit exceeded
72 Halted 0 ms 0 KB -