#include <bits/stdc++.h>
using namespace std;
int main() {
  std::ios_base::sync_with_stdio(0);
  long long n, i, k, m, a[4005], v[4005], d[4005], p[4005], j;
  cin >> n;
  for (i = 0; i <= n - 1; i++) {
    cin >> v[i] >> d[i] >> p[i];
  }
  long long cnt = 0;
  for (i = 0; i <= n - 1; i++) {
    if (p[i] == 100000000000007) continue;
    m = v[i];
    a[cnt++] = i + 1;
    for (k = i + 1; k <= n - 1; k++) {
      if (m == 0) break;
      if (p[k] == 100000000000007) continue;
      p[k] -= m;
      m--;
    }
    m = 0;
    for (k = i + 1; k <= n - 1; k++) {
      if (p[k] != 100000000000007) {
        p[k] -= m;
        if (p[k] < 0) {
          m += d[k];
          p[k] = 100000000000007;
        }
      }
    }
  }
  cout << cnt << '\n';
  for (i = 0; i <= cnt - 1; i++) cout << a[i] << " ";
  return 0;
}
