oj.uz

Submission #137856

# Submission time Handle Problem Language Result Execution time Memory
137856 2019-07-28T12:16:42 Z MAMBA Toy Train (IOI17_train) C++17
100 / 100
 1226 ms 1404 KB 
#include "train.h"
#include <bits/stdc++.h>

using namespace std;

#define rep(i, j, k) for (int i = j; i < (int)k; i++)
#define pb push_back
#define all(x) x.begin(), x.end()

typedef vector<int> vi;

vi who_wins(vi a, vi r, vi u, vi v) {
  int n = a.size();
  int m = u.size();
  int L, R;

  vector<vi> adj(n);
  vi d(n), cnt(n);
  rep(i, 0, m) {
    adj[v[i]].pb(u[i]);
    d[u[i]]++;
  }

  vector<bool> dead(n);
  vi q(n);

  while (true) {
    fill(all(dead), true);
    fill(all(cnt), 0);
    L = R = 0;
    rep(i, 0, n) if (r[i]) {
      dead[i] = false;
      q[R++] = i;
    }

    while (L < R) {
      int me = q[L++];
      for (auto e : adj[me]) {
        if (!dead[e]) continue;
        cnt[e]++;
        if (a[e] || cnt[e] == d[e]) {
          dead[e] = false;
          q[R++] = e;
        }
      }
    }

    L = R = 0;
    fill(all(cnt), 0);
    rep(i, 0, m) if (dead[v[i]]) cnt[u[i]]++;
    rep(i, 0, n) if (cnt[i] && (!a[i] || cnt[i] == d[i])) {
      dead[i] = true;
      q[R++] = i;
    }

    fill(all(cnt), 0);

    while (L < R) {
      int me = q[L++];
      for (auto e : adj[me]) {
        if (dead[e]) continue;
        cnt[e]++;
        if (!a[e] || cnt[e] == d[e]) {
          dead[e] = true;
          q[R++] = e;
        }
      }
    }

    bool flag = false;
    rep(i, 0, n) if (dead[i] && r[i]) {
      flag = true;
      r[i] = 0;
    }

    if (!flag) break;
  }

  vi res(n);
  rep(i, 0, n) if (!dead[i]) res[i] = 1;

  return res;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 888 KB Output is correct
2 Correct 8 ms 1016 KB Output is correct
3 Correct 8 ms 1016 KB Output is correct
4 Correct 8 ms 1016 KB Output is correct
5 Correct 7 ms 888 KB Output is correct
6 Correct 7 ms 888 KB Output is correct
7 Correct 6 ms 1016 KB Output is correct
8 Correct 7 ms 888 KB Output is correct
9 Correct 7 ms 888 KB Output is correct
10 Correct 6 ms 888 KB Output is correct
11 Correct 6 ms 888 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 400 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 256 KB Output is correct
19 Correct 2 ms 256 KB Output is correct
20 Correct 2 ms 256 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 102 ms 1164 KB Output is correct
2 Correct 213 ms 1144 KB Output is correct
3 Correct 311 ms 1148 KB Output is correct
4 Correct 11 ms 1144 KB Output is correct
5 Correct 11 ms 1172 KB Output is correct
6 Correct 12 ms 1148 KB Output is correct
7 Correct 10 ms 1400 KB Output is correct
8 Correct 11 ms 1400 KB Output is correct
9 Correct 10 ms 1272 KB Output is correct
10 Correct 10 ms 1272 KB Output is correct
11 Correct 10 ms 1244 KB Output is correct
12 Correct 9 ms 1272 KB Output is correct
13 Correct 10 ms 1400 KB Output is correct
14 Correct 10 ms 1404 KB Output is correct
15 Correct 11 ms 1272 KB Output is correct
16 Correct 10 ms 1400 KB Output is correct
17 Correct 10 ms 1272 KB Output is correct
18 Correct 547 ms 1036 KB Output is correct

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1016 KB Output is correct
2 Correct 10 ms 1044 KB Output is correct
3 Correct 10 ms 1144 KB Output is correct
4 Correct 11 ms 1144 KB Output is correct
5 Correct 11 ms 1144 KB Output is correct
6 Correct 10 ms 1144 KB Output is correct
7 Correct 11 ms 1144 KB Output is correct
8 Correct 10 ms 1148 KB Output is correct
9 Correct 10 ms 1016 KB Output is correct
10 Correct 10 ms 1064 KB Output is correct
11 Correct 10 ms 1144 KB Output is correct
12 Correct 10 ms 1144 KB Output is correct
13 Correct 10 ms 1144 KB Output is correct
14 Correct 9 ms 1016 KB Output is correct

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 1116 KB Output is correct
2 Correct 11 ms 1272 KB Output is correct
3 Correct 11 ms 1272 KB Output is correct
4 Correct 11 ms 1272 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 7 ms 888 KB Output is correct
7 Correct 8 ms 888 KB Output is correct
8 Correct 8 ms 888 KB Output is correct
9 Correct 8 ms 1016 KB Output is correct
10 Correct 3 ms 504 KB Output is correct
11 Correct 7 ms 900 KB Output is correct

Subtask #6
51.0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 888 KB Output is correct
2 Correct 8 ms 1016 KB Output is correct
3 Correct 8 ms 1016 KB Output is correct
4 Correct 8 ms 1016 KB Output is correct
5 Correct 7 ms 888 KB Output is correct
6 Correct 7 ms 888 KB Output is correct
7 Correct 6 ms 1016 KB Output is correct
8 Correct 7 ms 888 KB Output is correct
9 Correct 7 ms 888 KB Output is correct
10 Correct 6 ms 888 KB Output is correct
11 Correct 6 ms 888 KB Output is correct
12 Correct 2 ms 256 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 256 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 256 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 400 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 256 KB Output is correct
26 Correct 2 ms 256 KB Output is correct
27 Correct 2 ms 256 KB Output is correct
28 Correct 2 ms 376 KB Output is correct
29 Correct 2 ms 256 KB Output is correct
30 Correct 2 ms 256 KB Output is correct
31 Correct 2 ms 256 KB Output is correct
32 Correct 102 ms 1164 KB Output is correct
33 Correct 213 ms 1144 KB Output is correct
34 Correct 311 ms 1148 KB Output is correct
35 Correct 11 ms 1144 KB Output is correct
36 Correct 11 ms 1172 KB Output is correct
37 Correct 12 ms 1148 KB Output is correct
38 Correct 10 ms 1400 KB Output is correct
39 Correct 11 ms 1400 KB Output is correct
40 Correct 10 ms 1272 KB Output is correct
41 Correct 10 ms 1272 KB Output is correct
42 Correct 10 ms 1244 KB Output is correct
43 Correct 9 ms 1272 KB Output is correct
44 Correct 10 ms 1400 KB Output is correct
45 Correct 10 ms 1404 KB Output is correct
46 Correct 11 ms 1272 KB Output is correct
47 Correct 10 ms 1400 KB Output is correct
48 Correct 10 ms 1272 KB Output is correct
49 Correct 547 ms 1036 KB Output is correct
50 Correct 9 ms 1016 KB Output is correct
51 Correct 10 ms 1044 KB Output is correct
52 Correct 10 ms 1144 KB Output is correct
53 Correct 11 ms 1144 KB Output is correct
54 Correct 11 ms 1144 KB Output is correct
55 Correct 10 ms 1144 KB Output is correct
56 Correct 11 ms 1144 KB Output is correct
57 Correct 10 ms 1148 KB Output is correct
58 Correct 10 ms 1016 KB Output is correct
59 Correct 10 ms 1064 KB Output is correct
60 Correct 10 ms 1144 KB Output is correct
61 Correct 10 ms 1144 KB Output is correct
62 Correct 10 ms 1144 KB Output is correct
63 Correct 9 ms 1016 KB Output is correct
64 Correct 11 ms 1116 KB Output is correct
65 Correct 11 ms 1272 KB Output is correct
66 Correct 11 ms 1272 KB Output is correct
67 Correct 11 ms 1272 KB Output is correct
68 Correct 3 ms 376 KB Output is correct
69 Correct 7 ms 888 KB Output is correct
70 Correct 8 ms 888 KB Output is correct
71 Correct 8 ms 888 KB Output is correct
72 Correct 8 ms 1016 KB Output is correct
73 Correct 3 ms 504 KB Output is correct
74 Correct 7 ms 900 KB Output is correct
75 Correct 183 ms 1400 KB Output is correct
76 Correct 251 ms 1400 KB Output is correct
77 Correct 366 ms 1272 KB Output is correct
78 Correct 372 ms 1400 KB Output is correct
79 Correct 368 ms 1400 KB Output is correct
80 Correct 11 ms 1272 KB Output is correct
81 Correct 11 ms 1400 KB Output is correct
82 Correct 12 ms 1244 KB Output is correct
83 Correct 12 ms 1272 KB Output is correct
84 Correct 12 ms 1272 KB Output is correct
85 Correct 12 ms 1272 KB Output is correct
86 Correct 13 ms 1272 KB Output is correct
87 Correct 11 ms 1272 KB Output is correct
88 Correct 16 ms 1272 KB Output is correct
89 Correct 12 ms 1272 KB Output is correct
90 Correct 22 ms 1372 KB Output is correct
91 Correct 22 ms 1400 KB Output is correct
92 Correct 36 ms 1400 KB Output is correct
93 Correct 35 ms 1272 KB Output is correct
94 Correct 38 ms 1272 KB Output is correct
95 Correct 39 ms 1272 KB Output is correct
96 Correct 110 ms 1400 KB Output is correct
97 Correct 672 ms 1376 KB Output is correct
98 Correct 980 ms 1272 KB Output is correct
99 Correct 1226 ms 1376 KB Output is correct
100 Correct 559 ms 1016 KB Output is correct