#include<bits/stdc++.h>
using namespace std;
//#pragma GCC optimize("Ofast")
//#pragma GCC target("avx2")
#define f first
#define s second
#define ll long long
#define pb push_back
#define pi pair <ll,ll>
#define vi vector <ll>
#define size(x) (ll)(x).size()
#define all(x) x.begin(), x.end()
void setIO(string name = "") {
	cin.tie(0)->sync_with_stdio(0);
	if (size(name)) {
		freopen((name + ".in").c_str(), "r", stdin);
		freopen((name + ".out").c_str(), "w", stdout);
	}
}

ll N, L, R, Y;
vector <pi> ranges;

int main()
{
	setIO();
	
	cin >> N >> L >> R >> Y;
	for (int i = 0; i < N; i++) {
		double x, v, h;
		cin >> x >> v >> h;
		double l = x - (double) h / v * Y;
		double r = x + (double) h / v * Y;
		ranges.pb({floor(l) + 1, 1});
		ranges.pb({ceil(r), -1});
	}
	
	vi ans(N + 1, 0);
	ranges.pb({L, 0});
	ranges.pb({R + 1, 0});
	sort(ranges.begin(), ranges.end());
	ll cur = 0;
	
	for (int i = 0; i < size(ranges); i++) {
		pi u = ranges[i];
		pi v = ranges[i - 1];
		if (i > 0 && u.f >= L && v.f <= R) ans[cur] += (min(R + 1, u.f) - max(L, v.f));
		cur += u.s;
	}
	
	for (int i = 1; i <= N; i++)
		ans[i] += ans[i - 1];
	for (int i = 0; i <= N; i++) 
		cout << ans[i] << '\n';
	return 0;                    
}