#include <bits/stdc++.h>
using namespace std;
const int N = 100004;
double tl, len, v1, v2, d[N + N], eps = 1e-9;
double f[N];
int n;
int main() {
  cin >> n >> len >> v1 >> v2;
  tl = len * v2 / (v1 + v2);
  len *= 2.0;
  for (int i = 1; i <= n; i++) {
    cin >> d[i];
    d[i + n] = d[i] + len;
  }
  d[n + n + 1] = 1e18;
  double l = 0, r;
  for (int pl = 1, pr = 1;;) {
    r = l + tl;
    for (; d[pr] - l <= tl + eps; ++pr)
      ;
    double mn = min(d[pr] - r, min(len, d[pl]) - l);
    f[pr - pl] += mn;
    l += mn;
    r += mn;
    for (; d[pl] <= l; ++pl)
      ;
    if (abs(l - len) < eps) break;
  }
  for (int i = 0; i <= n; i++) printf("%.15f\n", f[i] / len);
}
