oj.uz

Submission #727726

# Submission time Handle Problem Language Result Execution time Memory
727726 2023-04-21T07:54:19 Z AdamGS Tug of War (BOI15_tug) C++17
0 / 100
 13 ms 4076 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const int LIM=3e4+7;
vector<int>V[2*LIM], jakie[2*LIM];
int odw[LIM], T[2*LIM];
int main() {
  ios_base::sync_with_stdio(0); cin.tie(0);
  int n, k;
  cin >> n >> k;
  rep(i, 2*n) {
    int a, b;
    cin >> a >> b >> T[i]; --a; --b;
    jakie[a].pb(i);
    jakie[n+b].pb(i);
  }
  rep(i, 2*n) if(jakie[i].size()!=2) {
    cout << "NO\n";
    return 0;
  }
  cout << "YES\n";
}

Subtask #1
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 3028 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 3028 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 3924 KB Output is correct
2 Correct 8 ms 3924 KB Output is correct
3 Correct 7 ms 3980 KB Output is correct
4 Correct 8 ms 3916 KB Output is correct
5 Correct 8 ms 4052 KB Output is correct
6 Correct 9 ms 3948 KB Output is correct
7 Correct 13 ms 4052 KB Output is correct
8 Correct 7 ms 3948 KB Output is correct
9 Correct 8 ms 4064 KB Output is correct
10 Correct 8 ms 4052 KB Output is correct
11 Correct 7 ms 3976 KB Output is correct
12 Correct 8 ms 4048 KB Output is correct
13 Correct 8 ms 4072 KB Output is correct
14 Correct 8 ms 4052 KB Output is correct
15 Correct 7 ms 3940 KB Output is correct
16 Correct 8 ms 4052 KB Output is correct
17 Correct 9 ms 4052 KB Output is correct
18 Correct 7 ms 3980 KB Output is correct
19 Correct 8 ms 3952 KB Output is correct
20 Correct 9 ms 4076 KB Output is correct
21 Correct 9 ms 3924 KB Output is correct
22 Incorrect 8 ms 4052 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 3028 KB Output isn't correct
2 Halted 0 ms 0 KB -