oj.uz

Submission #143491

# Submission time Handle Problem Language Result Execution time Memory
143491 2019-08-14T09:56:12 Z darkkcyan Snake Escaping (JOI18_snake_escaping) C++14
100 / 100
 1322 ms 53672 KB 
#include <bits/stdc++.h>
using namespace std;
using namespace std::placeholders;

#define llong long long 
#define xx first
#define yy second
#define len(x) ((int)x.size())
#define rep(i,n) for (int i = -1; ++ i < n; )
#define rep1(i,n) for (int i = 0; i ++ < n; )
#define all(x) x.begin(), x.end()
// #define rand __rand
// mt19937 rng(chrono::system_clock::now().time_since_epoch().count());  // or mt19937_64
// template<class T = int> T rand(T range = numeric_limits<T>::max()) {
    // return (T)(rng() % range);
// }

struct query_string {
    llong data;
    query_string() {}
    query_string& operator= (const string& s) {
        data = 0;
        for (auto i = s.rbegin(); i != s.rend(); ++i)
            data = data << 2 | (*i == '?' ? 3 : (*i - '0'));
        return *this;
    }

    int operator[](size_t pos) {
        return (data >> pos >> pos) & 3;
    }
};

#define maxl 20
#define maxn (1 << maxl)
#define maxq 1000101
int l, n, q;
int toxic[maxn];
pair<query_string, int*> queries[maxq];
int ans[maxq];

template<class ToxicIter, class QueryIter>
void solve(int level, ToxicIter beg_tox, ToxicIter end_tox, QueryIter beg_que, QueryIter end_que) {
    if (beg_que == end_que) return ;
    if (level == l) {
        assert(distance(beg_tox, end_tox) == 1);
        for (auto i = beg_que; i != end_que; ++i)
            *(i->yy) = *beg_tox;
        return ;
    }

    auto oneIter = beg_que, questionIter = end_que;
    for (auto i = beg_que; i != questionIter; ) {
        if (i->xx[level] == 3) swap(*i, *--questionIter);
        else if (i->xx[level] == 0) swap(*(i++), *(oneIter++));
        else ++i;
    }

    ToxicIter mid_tox = beg_tox;
    advance(mid_tox, distance(beg_tox, end_tox) / 2);

    solve(level + 1, beg_tox, mid_tox, beg_que, oneIter);
    solve(level + 1, mid_tox, end_tox, oneIter, questionIter);

    for (auto i = beg_tox, f = mid_tox; f != end_tox; ++i, ++f)
        *i += *f;

    solve(level + 1, beg_tox, mid_tox, questionIter, end_que);

    for (auto i = beg_tox, f = mid_tox; f != end_tox; ++i, ++f)
        *i -= *f;
}

int main(void) {
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin >> l >> q;
    n = 1 << l;
    {
        string s; cin >> s;
        rep(i, n) toxic[i] = s[i] - '0';
    }

    rep(i, q) {
        string que; cin >> que;
        queries[i].xx = que;
        queries[i].yy = ans + i;
    }

    solve(0, toxic, toxic + n, queries, queries + q);

    rep(i, q) cout << ans[i] << '\n';

    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 15992 KB Output is correct
2 Correct 15 ms 15992 KB Output is correct
3 Correct 15 ms 15992 KB Output is correct
4 Correct 15 ms 15992 KB Output is correct
5 Correct 15 ms 15992 KB Output is correct
6 Correct 15 ms 15996 KB Output is correct
7 Correct 15 ms 15992 KB Output is correct
8 Correct 15 ms 16120 KB Output is correct
9 Correct 15 ms 15992 KB Output is correct
10 Correct 15 ms 15992 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 15992 KB Output is correct
2 Correct 15 ms 15992 KB Output is correct
3 Correct 15 ms 15992 KB Output is correct
4 Correct 15 ms 15992 KB Output is correct
5 Correct 15 ms 15992 KB Output is correct
6 Correct 15 ms 15996 KB Output is correct
7 Correct 15 ms 15992 KB Output is correct
8 Correct 15 ms 16120 KB Output is correct
9 Correct 15 ms 15992 KB Output is correct
10 Correct 15 ms 15992 KB Output is correct
11 Correct 318 ms 24668 KB Output is correct
12 Correct 348 ms 24284 KB Output is correct
13 Correct 316 ms 23544 KB Output is correct
14 Correct 316 ms 23544 KB Output is correct
15 Correct 325 ms 24568 KB Output is correct
16 Correct 346 ms 23720 KB Output is correct
17 Correct 350 ms 23672 KB Output is correct
18 Correct 229 ms 25720 KB Output is correct
19 Correct 271 ms 22588 KB Output is correct
20 Correct 346 ms 24056 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 15992 KB Output is correct
2 Correct 15 ms 15992 KB Output is correct
3 Correct 15 ms 15992 KB Output is correct
4 Correct 15 ms 15992 KB Output is correct
5 Correct 15 ms 15992 KB Output is correct
6 Correct 15 ms 15996 KB Output is correct
7 Correct 15 ms 15992 KB Output is correct
8 Correct 15 ms 16120 KB Output is correct
9 Correct 15 ms 15992 KB Output is correct
10 Correct 15 ms 15992 KB Output is correct
11 Correct 318 ms 24668 KB Output is correct
12 Correct 348 ms 24284 KB Output is correct
13 Correct 316 ms 23544 KB Output is correct
14 Correct 316 ms 23544 KB Output is correct
15 Correct 325 ms 24568 KB Output is correct
16 Correct 346 ms 23720 KB Output is correct
17 Correct 350 ms 23672 KB Output is correct
18 Correct 229 ms 25720 KB Output is correct
19 Correct 271 ms 22588 KB Output is correct
20 Correct 346 ms 24056 KB Output is correct
21 Correct 363 ms 24672 KB Output is correct
22 Correct 399 ms 24824 KB Output is correct
23 Correct 398 ms 23868 KB Output is correct
24 Correct 374 ms 23672 KB Output is correct
25 Correct 398 ms 25700 KB Output is correct
26 Correct 420 ms 24056 KB Output is correct
27 Correct 465 ms 23928 KB Output is correct
28 Correct 254 ms 26744 KB Output is correct
29 Correct 312 ms 22652 KB Output is correct
30 Correct 392 ms 24764 KB Output is correct
31 Correct 425 ms 24824 KB Output is correct
32 Correct 399 ms 24608 KB Output is correct
33 Correct 345 ms 23472 KB Output is correct
34 Correct 410 ms 23644 KB Output is correct
35 Correct 457 ms 24184 KB Output is correct
36 Correct 233 ms 22748 KB Output is correct
37 Correct 375 ms 24668 KB Output is correct
38 Correct 310 ms 22776 KB Output is correct
39 Correct 401 ms 23928 KB Output is correct
40 Correct 375 ms 23600 KB Output is correct

Subtask #4
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 15992 KB Output is correct
2 Correct 15 ms 15992 KB Output is correct
3 Correct 15 ms 15992 KB Output is correct
4 Correct 15 ms 15992 KB Output is correct
5 Correct 15 ms 15992 KB Output is correct
6 Correct 15 ms 15996 KB Output is correct
7 Correct 15 ms 15992 KB Output is correct
8 Correct 15 ms 16120 KB Output is correct
9 Correct 15 ms 15992 KB Output is correct
10 Correct 15 ms 15992 KB Output is correct
11 Correct 66 ms 21712 KB Output is correct
12 Correct 67 ms 21656 KB Output is correct
13 Correct 186 ms 21676 KB Output is correct
14 Correct 204 ms 21656 KB Output is correct
15 Correct 140 ms 21688 KB Output is correct
16 Correct 209 ms 21656 KB Output is correct
17 Correct 213 ms 21656 KB Output is correct
18 Correct 39 ms 21656 KB Output is correct
19 Correct 63 ms 21656 KB Output is correct
20 Correct 68 ms 21660 KB Output is correct
21 Correct 218 ms 21656 KB Output is correct
22 Correct 207 ms 21576 KB Output is correct
23 Correct 146 ms 21656 KB Output is correct
24 Correct 208 ms 21784 KB Output is correct
25 Correct 213 ms 21656 KB Output is correct
26 Correct 38 ms 21656 KB Output is correct
27 Correct 66 ms 21656 KB Output is correct
28 Correct 61 ms 21656 KB Output is correct
29 Correct 186 ms 21656 KB Output is correct
30 Correct 205 ms 21656 KB Output is correct
31 Correct 135 ms 21600 KB Output is correct
32 Correct 211 ms 21656 KB Output is correct
33 Correct 212 ms 21656 KB Output is correct
34 Correct 39 ms 21656 KB Output is correct
35 Correct 191 ms 21656 KB Output is correct
36 Correct 191 ms 21656 KB Output is correct
37 Correct 192 ms 21656 KB Output is correct
38 Correct 195 ms 21652 KB Output is correct
39 Correct 191 ms 21616 KB Output is correct
40 Correct 192 ms 21656 KB Output is correct

Subtask #5
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 15992 KB Output is correct
2 Correct 15 ms 15992 KB Output is correct
3 Correct 15 ms 15992 KB Output is correct
4 Correct 15 ms 15992 KB Output is correct
5 Correct 15 ms 15992 KB Output is correct
6 Correct 15 ms 15996 KB Output is correct
7 Correct 15 ms 15992 KB Output is correct
8 Correct 15 ms 16120 KB Output is correct
9 Correct 15 ms 15992 KB Output is correct
10 Correct 15 ms 15992 KB Output is correct
11 Correct 318 ms 24668 KB Output is correct
12 Correct 348 ms 24284 KB Output is correct
13 Correct 316 ms 23544 KB Output is correct
14 Correct 316 ms 23544 KB Output is correct
15 Correct 325 ms 24568 KB Output is correct
16 Correct 346 ms 23720 KB Output is correct
17 Correct 350 ms 23672 KB Output is correct
18 Correct 229 ms 25720 KB Output is correct
19 Correct 271 ms 22588 KB Output is correct
20 Correct 346 ms 24056 KB Output is correct
21 Correct 363 ms 24672 KB Output is correct
22 Correct 399 ms 24824 KB Output is correct
23 Correct 398 ms 23868 KB Output is correct
24 Correct 374 ms 23672 KB Output is correct
25 Correct 398 ms 25700 KB Output is correct
26 Correct 420 ms 24056 KB Output is correct
27 Correct 465 ms 23928 KB Output is correct
28 Correct 254 ms 26744 KB Output is correct
29 Correct 312 ms 22652 KB Output is correct
30 Correct 392 ms 24764 KB Output is correct
31 Correct 425 ms 24824 KB Output is correct
32 Correct 399 ms 24608 KB Output is correct
33 Correct 345 ms 23472 KB Output is correct
34 Correct 410 ms 23644 KB Output is correct
35 Correct 457 ms 24184 KB Output is correct
36 Correct 233 ms 22748 KB Output is correct
37 Correct 375 ms 24668 KB Output is correct
38 Correct 310 ms 22776 KB Output is correct
39 Correct 401 ms 23928 KB Output is correct
40 Correct 375 ms 23600 KB Output is correct
41 Correct 66 ms 21712 KB Output is correct
42 Correct 67 ms 21656 KB Output is correct
43 Correct 186 ms 21676 KB Output is correct
44 Correct 204 ms 21656 KB Output is correct
45 Correct 140 ms 21688 KB Output is correct
46 Correct 209 ms 21656 KB Output is correct
47 Correct 213 ms 21656 KB Output is correct
48 Correct 39 ms 21656 KB Output is correct
49 Correct 63 ms 21656 KB Output is correct
50 Correct 68 ms 21660 KB Output is correct
51 Correct 218 ms 21656 KB Output is correct
52 Correct 207 ms 21576 KB Output is correct
53 Correct 146 ms 21656 KB Output is correct
54 Correct 208 ms 21784 KB Output is correct
55 Correct 213 ms 21656 KB Output is correct
56 Correct 38 ms 21656 KB Output is correct
57 Correct 66 ms 21656 KB Output is correct
58 Correct 61 ms 21656 KB Output is correct
59 Correct 186 ms 21656 KB Output is correct
60 Correct 205 ms 21656 KB Output is correct
61 Correct 135 ms 21600 KB Output is correct
62 Correct 211 ms 21656 KB Output is correct
63 Correct 212 ms 21656 KB Output is correct
64 Correct 39 ms 21656 KB Output is correct
65 Correct 191 ms 21656 KB Output is correct
66 Correct 191 ms 21656 KB Output is correct
67 Correct 192 ms 21656 KB Output is correct
68 Correct 195 ms 21652 KB Output is correct
69 Correct 191 ms 21616 KB Output is correct
70 Correct 192 ms 21656 KB Output is correct
71 Correct 569 ms 50672 KB Output is correct
72 Correct 626 ms 50952 KB Output is correct
73 Correct 1089 ms 49432 KB Output is correct
74 Correct 1219 ms 49776 KB Output is correct
75 Correct 884 ms 51636 KB Output is correct
76 Correct 1261 ms 49928 KB Output is correct
77 Correct 1319 ms 50056 KB Output is correct
78 Correct 350 ms 53672 KB Output is correct
79 Correct 472 ms 47652 KB Output is correct
80 Correct 650 ms 50944 KB Output is correct
81 Correct 1215 ms 50816 KB Output is correct
82 Correct 1223 ms 49712 KB Output is correct
83 Correct 904 ms 48860 KB Output is correct
84 Correct 1245 ms 49612 KB Output is correct
85 Correct 1322 ms 49924 KB Output is correct
86 Correct 329 ms 47688 KB Output is correct
87 Correct 581 ms 50728 KB Output is correct
88 Correct 521 ms 47812 KB Output is correct
89 Correct 1115 ms 49492 KB Output is correct
90 Correct 1216 ms 49672 KB Output is correct
91 Correct 885 ms 48776 KB Output is correct
92 Correct 1279 ms 50156 KB Output is correct
93 Correct 1295 ms 49884 KB Output is correct
94 Correct 350 ms 47728 KB Output is correct
95 Correct 1139 ms 49876 KB Output is correct
96 Correct 1181 ms 49472 KB Output is correct
97 Correct 1140 ms 49880 KB Output is correct
98 Correct 1134 ms 49620 KB Output is correct
99 Correct 1136 ms 49764 KB Output is correct
100 Correct 1148 ms 50028 KB Output is correct