답안 #965394

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
965394	2024-04-18T12:36:25 Z	four_specks	Snake Escaping (JOI18_snake_escaping)	C++17	22 / 100	337 ms	65536 KB

snake_escaping

#include <bits/stdc++.h>

using namespace std;

namespace {}

void solve() {
  int h, q;
  cin >> h >> q;
  uint32_t n = 1 << h;
  string a;
  cin >> a;
  vector dp_sub(n, vector<int>(h + 1)), dp_super(n, vector<int>(h + 1));
  for (uint32_t x = 0; x < n; x++) {
    dp_sub[x][0] = a[x] - '0';
    for (int s = 0; s < h; s++) {
      dp_sub[x][s + 1] = dp_sub[x][s];
      if (x >> s & 1) {
        dp_sub[x][s + 1] += dp_sub[x ^ (1u << s)][s];
      }
    }
  }
  for (uint32_t x = n - 1; x + 1 > 0; x--) {
    dp_super[x][0] = a[x] - '0';
    for (int s = 0; s < h; s++) {
      dp_super[x][s + 1] = dp_super[x][s];
      if (!(x >> s & 1)) {
        dp_super[x][s + 1] += dp_super[x | (1u << s)][s];
      }
    }
  }
  for (int i = 0; i < q; i++) {
    string t;
    cin >> t;
    reverse(t.begin(), t.end());
    array<uint32_t, 3> v;
    v.fill(0);
    for (int s = 0; s < h; s++) {
      if (t[s] == '0') {
        v[0] |= 1u << s;
      } else if (t[s] == '1') {
        v[1] |= 1u << s;
      } else {
        v[2] |= 1u << s;
      }
    }
    int ans = 0;
    {
      auto it = min_element(v.begin(), v.end(), [&](uint32_t x, uint32_t y) -> bool {
        return __builtin_popcount(x) < __builtin_popcount(y);
      });
      int p = distance(v.begin(), it);
      for (uint32_t x = v[p];; x = (x - 1) & v[p]) {
        if (p == 2) {
          ans += a[v[1] | x] - '0';
        } else {
          int term = p == 1 ? dp_sub[(v[1] ^ x) | v[2]][h] : dp_super[v[1] | x][h];
          if (__builtin_parity(x) == 0) {
            ans += term;
          } else {
            ans -= term;
          }
        }
        if (x == 0) {
          break;
        }
      }
    }
    cout << ans << '\n';
  }
}

int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr);

  solve();

  return 0;
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	604 KB	Output is correct
2	Correct	1 ms	604 KB	Output is correct
3	Correct	1 ms	600 KB	Output is correct
4	Correct	1 ms	604 KB	Output is correct
5	Correct	1 ms	604 KB	Output is correct
6	Correct	1 ms	604 KB	Output is correct
7	Correct	1 ms	604 KB	Output is correct
8	Correct	1 ms	604 KB	Output is correct
9	Correct	1 ms	604 KB	Output is correct
10	Correct	1 ms	604 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	604 KB	Output is correct
2	Correct	1 ms	604 KB	Output is correct
3	Correct	1 ms	600 KB	Output is correct
4	Correct	1 ms	604 KB	Output is correct
5	Correct	1 ms	604 KB	Output is correct
6	Correct	1 ms	604 KB	Output is correct
7	Correct	1 ms	604 KB	Output is correct
8	Correct	1 ms	604 KB	Output is correct
9	Correct	1 ms	604 KB	Output is correct
10	Correct	1 ms	604 KB	Output is correct
11	Correct	173 ms	14260 KB	Output is correct
12	Correct	189 ms	14096 KB	Output is correct
13	Correct	209 ms	13036 KB	Output is correct
14	Correct	218 ms	13396 KB	Output is correct
15	Correct	205 ms	14164 KB	Output is correct
16	Correct	221 ms	13400 KB	Output is correct
17	Correct	221 ms	13400 KB	Output is correct
18	Correct	144 ms	15188 KB	Output is correct
19	Correct	170 ms	12124 KB	Output is correct
20	Correct	202 ms	13856 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	604 KB	Output is correct
2	Correct	1 ms	604 KB	Output is correct
3	Correct	1 ms	600 KB	Output is correct
4	Correct	1 ms	604 KB	Output is correct
5	Correct	1 ms	604 KB	Output is correct
6	Correct	1 ms	604 KB	Output is correct
7	Correct	1 ms	604 KB	Output is correct
8	Correct	1 ms	604 KB	Output is correct
9	Correct	1 ms	604 KB	Output is correct
10	Correct	1 ms	604 KB	Output is correct
11	Correct	173 ms	14260 KB	Output is correct
12	Correct	189 ms	14096 KB	Output is correct
13	Correct	209 ms	13036 KB	Output is correct
14	Correct	218 ms	13396 KB	Output is correct
15	Correct	205 ms	14164 KB	Output is correct
16	Correct	221 ms	13400 KB	Output is correct
17	Correct	221 ms	13400 KB	Output is correct
18	Correct	144 ms	15188 KB	Output is correct
19	Correct	170 ms	12124 KB	Output is correct
20	Correct	202 ms	13856 KB	Output is correct
21	Correct	217 ms	18308 KB	Output is correct
22	Correct	220 ms	18516 KB	Output is correct
23	Correct	255 ms	17380 KB	Output is correct
24	Correct	288 ms	17236 KB	Output is correct
25	Correct	228 ms	19236 KB	Output is correct
26	Correct	279 ms	17748 KB	Output is correct
27	Correct	275 ms	17860 KB	Output is correct
28	Correct	162 ms	20384 KB	Output is correct
29	Correct	206 ms	16320 KB	Output is correct
30	Correct	236 ms	18512 KB	Output is correct
31	Correct	258 ms	18260 KB	Output is correct
32	Correct	337 ms	18340 KB	Output is correct
33	Correct	220 ms	17236 KB	Output is correct
34	Correct	299 ms	17380 KB	Output is correct
35	Correct	278 ms	17660 KB	Output is correct
36	Correct	157 ms	16528 KB	Output is correct
37	Correct	244 ms	18312 KB	Output is correct
38	Correct	226 ms	16424 KB	Output is correct
39	Correct	245 ms	17564 KB	Output is correct
40	Correct	296 ms	17408 KB	Output is correct

Subtask #4
0 / 53.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	604 KB	Output is correct
2	Correct	1 ms	604 KB	Output is correct
3	Correct	1 ms	600 KB	Output is correct
4	Correct	1 ms	604 KB	Output is correct
5	Correct	1 ms	604 KB	Output is correct
6	Correct	1 ms	604 KB	Output is correct
7	Correct	1 ms	604 KB	Output is correct
8	Correct	1 ms	604 KB	Output is correct
9	Correct	1 ms	604 KB	Output is correct
10	Correct	1 ms	604 KB	Output is correct
11	Runtime error	63 ms	65536 KB	Execution killed with signal 9
12	Halted	0 ms	0 KB	-

Subtask #5
0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	604 KB	Output is correct
2	Correct	1 ms	604 KB	Output is correct
3	Correct	1 ms	600 KB	Output is correct
4	Correct	1 ms	604 KB	Output is correct
5	Correct	1 ms	604 KB	Output is correct
6	Correct	1 ms	604 KB	Output is correct
7	Correct	1 ms	604 KB	Output is correct
8	Correct	1 ms	604 KB	Output is correct
9	Correct	1 ms	604 KB	Output is correct
10	Correct	1 ms	604 KB	Output is correct
11	Correct	173 ms	14260 KB	Output is correct
12	Correct	189 ms	14096 KB	Output is correct
13	Correct	209 ms	13036 KB	Output is correct
14	Correct	218 ms	13396 KB	Output is correct
15	Correct	205 ms	14164 KB	Output is correct
16	Correct	221 ms	13400 KB	Output is correct
17	Correct	221 ms	13400 KB	Output is correct
18	Correct	144 ms	15188 KB	Output is correct
19	Correct	170 ms	12124 KB	Output is correct
20	Correct	202 ms	13856 KB	Output is correct
21	Correct	217 ms	18308 KB	Output is correct
22	Correct	220 ms	18516 KB	Output is correct
23	Correct	255 ms	17380 KB	Output is correct
24	Correct	288 ms	17236 KB	Output is correct
25	Correct	228 ms	19236 KB	Output is correct
26	Correct	279 ms	17748 KB	Output is correct
27	Correct	275 ms	17860 KB	Output is correct
28	Correct	162 ms	20384 KB	Output is correct
29	Correct	206 ms	16320 KB	Output is correct
30	Correct	236 ms	18512 KB	Output is correct
31	Correct	258 ms	18260 KB	Output is correct
32	Correct	337 ms	18340 KB	Output is correct
33	Correct	220 ms	17236 KB	Output is correct
34	Correct	299 ms	17380 KB	Output is correct
35	Correct	278 ms	17660 KB	Output is correct
36	Correct	157 ms	16528 KB	Output is correct
37	Correct	244 ms	18312 KB	Output is correct
38	Correct	226 ms	16424 KB	Output is correct
39	Correct	245 ms	17564 KB	Output is correct
40	Correct	296 ms	17408 KB	Output is correct
41	Runtime error	63 ms	65536 KB	Execution killed with signal 9
42	Halted	0 ms	0 KB	-

답안 #965394

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 7.0 / 7.0

Subtask #3 10.0 / 10.0

Subtask #4 0 / 53.0

Subtask #5 0 / 25.0

Subtask #1
5.0 / 5.0

Subtask #2
7.0 / 7.0

Subtask #3
10.0 / 10.0

Subtask #4
0 / 53.0

Subtask #5
0 / 25.0