oj.uz

Submission #565272

# Submission time Handle Problem Language Result Execution time Memory
565272 2022-05-20T15:06:30 Z SSRS Election Campaign (JOI15_election_campaign) C++14
0 / 100
 130 ms 4188 KB 
#include <bits/stdc++.h>
using namespace std;
int main(){
  int N;
  cin >> N;
  vector<vector<int>> E(N);
  for (int i = 0; i < N - 1; i++){
    int X, Y;
    cin >> X >> Y;
  }
  int M;
  cin >> M;
  vector<int> A(M), B(M);
  for (int i = 0; i < M; i++){
    int C;
    cin >> A[i] >> B[i] >> C;
    if (A[i] > B[i]){
      swap(A[i], B[i]);
    }
    A[i]--;
  }
  vector<pair<int, int>> P(M);
  for (int i = 0; i < M; i++){
    P[i] = make_pair(B[i], A[i]);
  }
  sort(P.begin(), P.end());
  int p = -1;
  int ans = 0;
  for (int i = 0; i < M; i++){
    if (P[i].second > p){
      p = P[i].first;
      ans++;
    }
  }
  cout << ans << endl;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 1 ms 340 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 1 ms 340 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 130 ms 4188 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -