oj.uz

Submission #598559

# Submission time Handle Problem Language Result Execution time Memory
598559 2022-07-18T13:56:44 Z MKopchev Game (APIO22_game) C++17
30 / 100
 4000 ms 9200 KB 
#include "game.h"
#include<bits/stdc++.h>
using namespace std;

const int nmax=3e5+42;

int mem_n,mem_k;

vector<int> adj[nmax];

void init(int n, int k)
{
    mem_n=n;
    mem_k=k;

    for(int i=1;i<k;i++)
        adj[i-1].push_back(i);
}

bool ok;

bool been[nmax];

int ROOT;

void dfs(int node)
{
    if(ok)return;

    if(node<ROOT)
    {
        ok=1;
        return;
    }

    if(been[node])
    {
        ok=(node==ROOT);
        return;
    }

    been[node]=1;

    for(auto w:adj[node])
        dfs(w);
}

int add_teleporter(int u, int v)
{
    adj[u].push_back(v);

    ok=0;

    for(int i=0;i<mem_n;i++)
        been[i]=0;

    for(ROOT=mem_k-1;ROOT>=0;ROOT--)
        dfs(ROOT);

    return ok;
}

/*
namespace {

int read_int() {
  int x;
  if (scanf("%d", &x) != 1) {
    fprintf(stderr, "Error while reading input\n");
    exit(1);
  }
  return x;
}

}  // namespace

int main() {
  int N = read_int();
  int M = read_int();
  int K = read_int();
  std::vector<int> u(M), v(M);
  for (int i = 0; i < M; ++i) {
    u[i] = read_int();
    v[i] = read_int();
  }

  init(N, K);
  int i;
  for (i = 0; i < M; ++i) {
    int answer = add_teleporter(u[i], v[i]);
    if (answer != 0 && answer != 1) {
      i = -1;
      break;
    } else if (answer == 1) {
      break;
    }
  }
  printf("%d\n", i);
  return 0;
}
*/

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 7248 KB Output is correct
2 Correct 4 ms 7248 KB Output is correct
3 Correct 4 ms 7248 KB Output is correct
4 Correct 4 ms 7248 KB Output is correct
5 Correct 5 ms 7248 KB Output is correct
6 Correct 4 ms 7376 KB Output is correct
7 Correct 4 ms 7248 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 7248 KB Output is correct
2 Correct 4 ms 7248 KB Output is correct
3 Correct 4 ms 7248 KB Output is correct
4 Correct 4 ms 7248 KB Output is correct
5 Correct 5 ms 7248 KB Output is correct
6 Correct 4 ms 7376 KB Output is correct
7 Correct 4 ms 7248 KB Output is correct
8 Correct 5 ms 7248 KB Output is correct
9 Correct 4 ms 7248 KB Output is correct
10 Correct 4 ms 7248 KB Output is correct
11 Correct 4 ms 7248 KB Output is correct
12 Correct 4 ms 7248 KB Output is correct
13 Correct 5 ms 7268 KB Output is correct
14 Correct 4 ms 7248 KB Output is correct
15 Correct 3 ms 7248 KB Output is correct
16 Correct 4 ms 7248 KB Output is correct
17 Correct 4 ms 7248 KB Output is correct
18 Correct 4 ms 7352 KB Output is correct
19 Correct 4 ms 7248 KB Output is correct

Subtask #3
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 7248 KB Output is correct
2 Correct 4 ms 7248 KB Output is correct
3 Correct 4 ms 7248 KB Output is correct
4 Correct 4 ms 7248 KB Output is correct
5 Correct 5 ms 7248 KB Output is correct
6 Correct 4 ms 7376 KB Output is correct
7 Correct 4 ms 7248 KB Output is correct
8 Correct 5 ms 7248 KB Output is correct
9 Correct 4 ms 7248 KB Output is correct
10 Correct 4 ms 7248 KB Output is correct
11 Correct 4 ms 7248 KB Output is correct
12 Correct 4 ms 7248 KB Output is correct
13 Correct 5 ms 7268 KB Output is correct
14 Correct 4 ms 7248 KB Output is correct
15 Correct 3 ms 7248 KB Output is correct
16 Correct 4 ms 7248 KB Output is correct
17 Correct 4 ms 7248 KB Output is correct
18 Correct 4 ms 7352 KB Output is correct
19 Correct 4 ms 7248 KB Output is correct
20 Correct 4 ms 7248 KB Output is correct
21 Correct 5 ms 7356 KB Output is correct
22 Correct 5 ms 7360 KB Output is correct
23 Correct 4 ms 7360 KB Output is correct
24 Correct 10 ms 7376 KB Output is correct
25 Correct 39 ms 7384 KB Output is correct
26 Correct 59 ms 7508 KB Output is correct
27 Correct 61 ms 7388 KB Output is correct
28 Correct 18 ms 7376 KB Output is correct
29 Correct 43 ms 7376 KB Output is correct

Subtask #4
0.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 7248 KB Output is correct
2 Correct 4 ms 7248 KB Output is correct
3 Correct 4 ms 7248 KB Output is correct
4 Correct 4 ms 7248 KB Output is correct
5 Correct 5 ms 7248 KB Output is correct
6 Correct 4 ms 7376 KB Output is correct
7 Correct 4 ms 7248 KB Output is correct
8 Correct 5 ms 7248 KB Output is correct
9 Correct 4 ms 7248 KB Output is correct
10 Correct 4 ms 7248 KB Output is correct
11 Correct 4 ms 7248 KB Output is correct
12 Correct 4 ms 7248 KB Output is correct
13 Correct 5 ms 7268 KB Output is correct
14 Correct 4 ms 7248 KB Output is correct
15 Correct 3 ms 7248 KB Output is correct
16 Correct 4 ms 7248 KB Output is correct
17 Correct 4 ms 7248 KB Output is correct
18 Correct 4 ms 7352 KB Output is correct
19 Correct 4 ms 7248 KB Output is correct
20 Correct 4 ms 7248 KB Output is correct
21 Correct 5 ms 7356 KB Output is correct
22 Correct 5 ms 7360 KB Output is correct
23 Correct 4 ms 7360 KB Output is correct
24 Correct 10 ms 7376 KB Output is correct
25 Correct 39 ms 7384 KB Output is correct
26 Correct 59 ms 7508 KB Output is correct
27 Correct 61 ms 7388 KB Output is correct
28 Correct 18 ms 7376 KB Output is correct
29 Correct 43 ms 7376 KB Output is correct
30 Correct 141 ms 7848 KB Output is correct
31 Correct 67 ms 7580 KB Output is correct
32 Correct 70 ms 8720 KB Output is correct
33 Correct 46 ms 8232 KB Output is correct
34 Correct 1072 ms 9200 KB Output is correct
35 Execution timed out 4083 ms 8300 KB Time limit exceeded
36 Halted 0 ms 0 KB -

Subtask #5
0.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 7248 KB Output is correct
2 Correct 4 ms 7248 KB Output is correct
3 Correct 4 ms 7248 KB Output is correct
4 Correct 4 ms 7248 KB Output is correct
5 Correct 5 ms 7248 KB Output is correct
6 Correct 4 ms 7376 KB Output is correct
7 Correct 4 ms 7248 KB Output is correct
8 Correct 5 ms 7248 KB Output is correct
9 Correct 4 ms 7248 KB Output is correct
10 Correct 4 ms 7248 KB Output is correct
11 Correct 4 ms 7248 KB Output is correct
12 Correct 4 ms 7248 KB Output is correct
13 Correct 5 ms 7268 KB Output is correct
14 Correct 4 ms 7248 KB Output is correct
15 Correct 3 ms 7248 KB Output is correct
16 Correct 4 ms 7248 KB Output is correct
17 Correct 4 ms 7248 KB Output is correct
18 Correct 4 ms 7352 KB Output is correct
19 Correct 4 ms 7248 KB Output is correct
20 Correct 4 ms 7248 KB Output is correct
21 Correct 5 ms 7356 KB Output is correct
22 Correct 5 ms 7360 KB Output is correct
23 Correct 4 ms 7360 KB Output is correct
24 Correct 10 ms 7376 KB Output is correct
25 Correct 39 ms 7384 KB Output is correct
26 Correct 59 ms 7508 KB Output is correct
27 Correct 61 ms 7388 KB Output is correct
28 Correct 18 ms 7376 KB Output is correct
29 Correct 43 ms 7376 KB Output is correct
30 Correct 141 ms 7848 KB Output is correct
31 Correct 67 ms 7580 KB Output is correct
32 Correct 70 ms 8720 KB Output is correct
33 Correct 46 ms 8232 KB Output is correct
34 Correct 1072 ms 9200 KB Output is correct
35 Execution timed out 4083 ms 8300 KB Time limit exceeded
36 Halted 0 ms 0 KB -