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Submission #503504

# Submission time Handle Problem Language Result Execution time Memory
503504 2022-01-08T08:29:05 Z brayden04 Labels (NOI20_labels) C++14
7 / 100
 1000 ms 5680 KB 
#include <bits/stdc++.h>
#define endl '\n'
#define int long long

using namespace std;

int N = 0;
vector<int> D;

bool visited[1000005];

bool dp(int A1, int Di){
  if (visited[A1] == true) return false;

  visited[A1] = true;
  if (Di == N-1){
    return true;
  }

  int A2 = A1 + D[Di];
  if (A2 <= 0 || A2 > N) return false;
  return dp(A2, Di+1);
}

signed main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);

  memset(visited, false, sizeof(visited));

  cin >> N;
  for (int i = 0; i < N-1; i++){
    int temp = 0;
    cin >> temp;
    D.push_back(temp);
  }

  for (int i = 1; i <= N; i++){
    memset(visited, false, sizeof(visited));
    bool test = dp(i, 0);
    int A = i;
    if (test == false){
      continue;
    }
    else{
      for (int i = 0; i < N-1; i++){
        cout << A << " ";
        A += D[i];
      }
      cout << A << endl;
      return 0;
    }
  }

  cout << "-1" << endl;

  /*
  if (D[0] == 1){
    cout << "1 2" << endl;
  }
  else if (D[0] == -1){
    cout << "2 1" << endl;
  }
  else{
    cout << "-1" << endl;
  }
  */
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1228 KB Output is correct
2 Correct 1 ms 1228 KB Output is correct
3 Correct 1 ms 1228 KB Output is correct

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1228 KB Output is correct
2 Correct 1 ms 1228 KB Output is correct
3 Correct 1 ms 1228 KB Output is correct
4 Correct 1 ms 1228 KB Output is correct
5 Incorrect 1 ms 1228 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1228 KB Output is correct
2 Correct 1 ms 1228 KB Output is correct
3 Correct 1 ms 1228 KB Output is correct
4 Correct 1 ms 1228 KB Output is correct
5 Incorrect 1 ms 1228 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 5680 KB Output is correct
2 Correct 1 ms 1228 KB Output is correct
3 Execution timed out 1082 ms 5436 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #5
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1228 KB Output is correct
2 Correct 1 ms 1228 KB Output is correct
3 Correct 1 ms 1228 KB Output is correct
4 Correct 1 ms 1228 KB Output is correct
5 Incorrect 1 ms 1228 KB Output isn't correct
6 Halted 0 ms 0 KB -