#include <bits/stdc++.h>
long long v[4000 + 1], c[4000 + 1], d[4000 + 1], done[4000 + 1], sol[4000 + 1],
    stiva[4000 + 1];
int main() {
  int n, i, j, vf;
  long long sum, sc;
  fscanf(stdin, "%d", &n);
  for (i = 1; i <= n; i++) {
    fscanf(stdin, "%I64d%I64d%I64d", &v[i], &d[i], &c[i]);
  }
  i = 1;
  while (i <= n) {
    if (done[i] == 0) {
      sol[++sol[0]] = i;
      sum = 0;
      j = i + 1;
      vf = 0;
      while ((v[i] > 0) && (j <= n)) {
        if (done[j] == 0) {
          c[j] -= v[i];
          if (c[j] < 0) {
            done[j] = 1;
            stiva[++vf] = j;
          }
          v[i]--;
        }
        j++;
      }
      while (vf > 0) {
        sum = d[stiva[vf]];
        vf--;
        for (j = stiva[vf + 1] + 1; j <= n; j++) {
          if (done[j] == 0) {
            c[j] -= sum;
            if (c[j] < 0) {
              done[j] = 1;
              stiva[++vf] = j;
            }
          }
        }
      }
    }
    i++;
  }
  fprintf(stdout, "%I64d\n", sol[0]);
  for (i = 1; i <= sol[0]; i++) {
    fprintf(stdout, "%I64d ", sol[i]);
  }
  fclose(stdin);
  fclose(stdout);
  return 0;
}
