// Template #include "bits/stdc++.h" #define rep_override(x, y, z, name, ...) name #define rep2(i, n) for (int i = 0; i < (int)(n); ++i) #define rep3(i, l, r) for (int i = (int)(l); i < (int)(r); ++i) #define rep(...) rep_override(__VA_ARGS__, rep3, rep2)(__VA_ARGS__) #define per(i, n) for (ll i = (ll)(n) - 1; i >= 0; --i) #define all(x) (x).begin(), (x).end() using namespace std; using ll = long long; constexpr int inf = 1001001001; constexpr ll INF = 3003003003003003003LL; template inline bool chmin(T &x, const T &y) { if (x > y) { x = y; return true; } return false; } template inline bool chmax(T &x, const T &y) { if (x < y) { x = y; return true; } return false; } struct IOSET { IOSET() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(10); } } ioset; template istream &operator>>(istream &is, vector &vec) { for (T &element : vec) is >> element; return is; } template vector operator--(vector &vec) { for (T &element : vec) --element; return vec; } // Union-Find class UnionFind { std::vector par; int n_; public: UnionFind(int n) { assert(n >= 0); par.resize(n, -1); n_ = n; } int root(int x) { assert(x >= 0 && x < n_); if (par[x] < 0) return x; return par[x] = root(par[x]); } bool unite(int x, int y) { assert(x >= 0 && x < n_ && y >= 0 && y < n_); int rx = root(x), ry = root(y); if (rx == ry) return false; if (-par[rx] > -par[ry]) std::swap(rx, ry); par[ry] += par[rx]; par[rx] = ry; return true; } bool same(int x, int y) { assert(x >= 0 && x < n_ && y >= 0 && y < n_); return root(x) == root(y); } int size(int x) { assert(x >= 0 && x < n_); return -par[root(x)]; } }; // Main int main() { int n, a, b; cin >> n >> a >> b; vector x(n); cin >> x; vector y(n + 1, 0); UnionFind uf(n); rep(i, n) { int l = lower_bound(all(x), x[i] + a) - x.begin(); int r = upper_bound(all(x), x[i] + b) - x.begin(); cout << l << " " << r << "\n"; if (l == r) continue; --r; if (l < n) uf.unite(i, l); y[l] += 1; y[r] -= 1; } rep(i, n) y[i + 1] += y[i]; rep(i, n) if (y[i]) uf.unite(i, i + 1); rep(i, n) cout << uf.size(i) << "\n"; }