Submission #885651

#	Time	Username	Problem	Language	Result	Execution time	Memory
885651		nguyentunglam	Teams (IOI15_teams)	C++17	Compilation error	0 ms	0 KiB

teams

#include<bits/stdc++.h>
#define fi first
#define se second
#define endl "\n"
#define ii pair<int, int>
#define all(v) v.begin(), v.end()
using namespace std;

const int N = 1e5 + 10;

pair<int, int> a[N];

int n;

void init(int _n, int A[], int B[]) {
  n = _n;
  for(int i = 1; i <= n; i++) {
    a[i] = make_pair(A[i - 1], B[i - 1]);
  }

  sort(a + 1, a + n + 1);
}

int can (int m, vector<int> k) {
  priority_queue<int, vector<int>, greater<int> > q;
  for(int i = 0, j = 1; i < m; i++) {
    int x = k[i];
    while (j <= n && a[j].first <= x) {
      q.push(a[j].second);
      j++;
    }
    int cnt = x;
    while (!q.empty() && cnt > 0) {
      int y = q.top(); q.pop();
      if (y >= x) cnt--;
    }
    if (cnt) return 0;
  }
  return 1;
}

#ifdef ngu
int32_t main() {

  freopen ("task.inp", "r", stdin);
  freopen ("task.out", "w", stdout);

  int n; cin >> n;

  vector<int> x(n), y(n);

  for(int i = 0; i < n; i++) cin >> x[i] >> y[i];

  init(n, x, y);

  int q; cin >> q;

  while (q--) {
    int m; cin >> m;
    vector<int> k(m);
    for(int i = 0; i < m; i++) cin >> k[i];
    cout << can(m, k) << endl;
  }

}
#endif // ngu

Compilation message (stderr)

/usr/bin/ld: /tmp/ccNJYW1R.o: in function `main':
grader.c:(.text.startup+0x242): undefined reference to `can(int, int*)'
collect2: error: ld returned 1 exit status