#include <iostream>

using namespace std;

int main(){
  int n, nx, ny, nz;
  int cur_case = 1;
  cin >> n >> nx >> ny >> nz;
    if(n <=0) { // can n technically be 0?
      cout << "ERROR: n too low!" << endl;
return 1;
}
    if(n > 100) {
      cout << "ERROR: n too high!" << endl;
return 2;}
    if(nx < 0) {
      cout << "ERROR: nx too low!" << endl;
return 3;
}
    if(nx > 1000) {
      cout << "ERROR: nx too high!" << endl;
return 4;}
    if(ny < 0) {
      cout << "ERROR: ny too low!" << endl;
return 5;}
    if(ny > 1000) {
      cout << "ERROR: ny too high!" << endl;
return 6;}
    if(nz < 0) {
      cout << "ERROR: nz too low!" << endl; return 7; }
    if(nz > 1000) {
      cout << "ERROR: nz too high!" << endl; return 8; }
    for(int i = 0; i < n; i++){
      int m, x, y, z, vx, vy, vz;
      cin >> m >> x >> y >> z >> vx >> vy >> vz;
      if(m < 0) {
	cout << "ERROR: m too low!" << endl; return 9; }
      // need an upper bound for m
      if(x < 0) {
	cout << "ERROR: x too low!" << endl; return 10; }
      if(x >= nx) {
	cout << "ERROR: x too high!" << endl; return 11; }
      if(y < 0) {
	cout << "ERROR: y too low!" << endl; return 12; }
      if(y >= ny) {
	cout << "ERROR: y too high!" << endl; return 13; }
      if(z < 0) {
	cout << "ERROR: z too low!" << endl; return 14; }
      if(z >= nz) {
	cout << "ERROR: z too high!" << endl; return 15; }
      // need bounds on velocities
    }
  return 42;
}