結果
問題 | No.318 学学学学学 |
ユーザー | yuji9511 |
提出日時 | 2020-09-28 22:51:03 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 145 ms / 2,000 ms |
コード長 | 6,528 bytes |
コンパイル時間 | 2,445 ms |
コンパイル使用メモリ | 217,080 KB |
実行使用メモリ | 19,580 KB |
最終ジャッジ日時 | 2024-07-02 18:10:14 |
合計ジャッジ時間 | 6,334 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 11 ms
6,912 KB |
testcase_01 | AC | 22 ms
8,192 KB |
testcase_02 | AC | 25 ms
8,576 KB |
testcase_03 | AC | 19 ms
7,552 KB |
testcase_04 | AC | 23 ms
8,320 KB |
testcase_05 | AC | 144 ms
19,580 KB |
testcase_06 | AC | 134 ms
14,968 KB |
testcase_07 | AC | 105 ms
14,200 KB |
testcase_08 | AC | 90 ms
13,304 KB |
testcase_09 | AC | 83 ms
12,484 KB |
testcase_10 | AC | 57 ms
11,380 KB |
testcase_11 | AC | 145 ms
19,572 KB |
testcase_12 | AC | 95 ms
14,972 KB |
testcase_13 | AC | 81 ms
13,816 KB |
testcase_14 | AC | 68 ms
13,052 KB |
testcase_15 | AC | 57 ms
12,280 KB |
testcase_16 | AC | 38 ms
11,252 KB |
testcase_17 | AC | 83 ms
14,972 KB |
testcase_18 | AC | 72 ms
14,972 KB |
testcase_19 | AC | 85 ms
14,964 KB |
testcase_20 | AC | 37 ms
11,384 KB |
testcase_21 | AC | 4 ms
5,888 KB |
testcase_22 | AC | 3 ms
5,888 KB |
testcase_23 | AC | 3 ms
5,760 KB |
testcase_24 | AC | 3 ms
6,016 KB |
testcase_25 | AC | 2 ms
5,888 KB |
testcase_26 | AC | 3 ms
5,760 KB |
testcase_27 | AC | 3 ms
5,888 KB |
testcase_28 | AC | 3 ms
5,888 KB |
ソースコード
/*** author: yuji9511 ***/ #include <bits/stdc++.h> using namespace std; using ll = long long; using lpair = pair<ll, ll>; const ll MOD = 1e9+7; const ll INF = 1e18; #define rep(i,m,n) for(ll i=(m);i<(n);i++) #define rrep(i,m,n) for(ll i=(m);i>=(n);i--) #define printa(x,n) for(ll i=0;i<n;i++){cout<<(x[i])<<" \n"[i==n-1];}; void print() {} template <class H,class... T> void print(H&& h, T&&... t){cout<<h<<" \n"[sizeof...(t)==0];print(forward<T>(t)...);} #define debug(x) cout << #x << " = " << (x) << " (L" << __LINE__ << ")" << "\n" int ceil_pow2(int n) { int x = 0; while ((1U << x) < (unsigned int)(n)) x++; return x; } template <class S, S (*op)(S, S), S (*e)(), class F, S (*mapping)(F, S), F (*composition)(F, F), F (*id)()> struct lazy_segtree { public: lazy_segtree() : lazy_segtree(0) {} lazy_segtree(int n) : lazy_segtree(std::vector<S>(n, e())) {} lazy_segtree(const std::vector<S>& v) : _n(int(v.size())) { log = ceil_pow2(_n); size = 1 << log; d = std::vector<S>(2 * size, e()); lz = std::vector<F>(size, id()); for (int i = 0; i < _n; i++) d[size + i] = v[i]; for (int i = size - 1; i >= 1; i--) { update(i); } } void set(int p, S x) { assert(0 <= p && p < _n); p += size; for (int i = log; i >= 1; i--) push(p >> i); d[p] = x; for (int i = 1; i <= log; i++) update(p >> i); } S get(int p) { assert(0 <= p && p < _n); p += size; for (int i = log; i >= 1; i--) push(p >> i); return d[p]; } S prod(int l, int r) { assert(0 <= l && l <= r && r <= _n); if (l == r) return e(); l += size; r += size; for (int i = log; i >= 1; i--) { if (((l >> i) << i) != l) push(l >> i); if (((r >> i) << i) != r) push(r >> i); } S sml = e(), smr = e(); while (l < r) { if (l & 1) sml = op(sml, d[l++]); if (r & 1) smr = op(d[--r], smr); l >>= 1; r >>= 1; } return op(sml, smr); } S all_prod() { return d[1]; } void apply(int p, F f) { assert(0 <= p && p < _n); p += size; for (int i = log; i >= 1; i--) push(p >> i); d[p] = mapping(f, d[p]); for (int i = 1; i <= log; i++) update(p >> i); } void apply(int l, int r, F f) { assert(0 <= l && l <= r && r <= _n); if (l == r) return; l += size; r += size; for (int i = log; i >= 1; i--) { if (((l >> i) << i) != l) push(l >> i); if (((r >> i) << i) != r) push((r - 1) >> i); } { int l2 = l, r2 = r; while (l < r) { if (l & 1) all_apply(l++, f); if (r & 1) all_apply(--r, f); l >>= 1; r >>= 1; } l = l2; r = r2; } for (int i = 1; i <= log; i++) { if (((l >> i) << i) != l) update(l >> i); if (((r >> i) << i) != r) update((r - 1) >> i); } } template <bool (*g)(S)> int max_right(int l) { return max_right(l, [](S x) { return g(x); }); } template <class G> int max_right(int l, G g) { assert(0 <= l && l <= _n); assert(g(e())); if (l == _n) return _n; l += size; for (int i = log; i >= 1; i--) push(l >> i); S sm = e(); do { while (l % 2 == 0) l >>= 1; if (!g(op(sm, d[l]))) { while (l < size) { push(l); l = (2 * l); if (g(op(sm, d[l]))) { sm = op(sm, d[l]); l++; } } return l - size; } sm = op(sm, d[l]); l++; } while ((l & -l) != l); return _n; } template <bool (*g)(S)> int min_left(int r) { return min_left(r, [](S x) { return g(x); }); } template <class G> int min_left(int r, G g) { assert(0 <= r && r <= _n); assert(g(e())); if (r == 0) return 0; r += size; for (int i = log; i >= 1; i--) push((r - 1) >> i); S sm = e(); do { r--; while (r > 1 && (r % 2)) r >>= 1; if (!g(op(d[r], sm))) { while (r < size) { push(r); r = (2 * r + 1); if (g(op(d[r], sm))) { sm = op(d[r], sm); r--; } } return r + 1 - size; } sm = op(d[r], sm); } while ((r & -r) != r); return 0; } private: int _n, size, log; std::vector<S> d; std::vector<F> lz; void update(int k) { d[k] = op(d[2 * k], d[2 * k + 1]); } void all_apply(int k, F f) { d[k] = mapping(f, d[k]); if (k < size) lz[k] = composition(f, lz[k]); } void push(int k) { all_apply(2 * k, lz[k]); all_apply(2 * k + 1, lz[k]); lz[k] = id(); } }; using S = ll; ll ID = INF+1; using F = ll; S op(S a, S b){ return a+b; } S e(){ return 0; } S mapping(F f, S x){ if(f == ID){ return x; }else{ return f; } } F composition(F f, F g){ if(f == ID){ return g; }else{ return f; } } F id(){ return ID; } void solve(){ ll N; cin >> N; vector<ll> a(N); rep(i,0,N) cin >> a[i]; vector<ll> x; x.push_back(-INF); x.push_back(INF); rep(i,0,N) x.push_back(a[i]); sort(x.begin(), x.end()); map<ll,ll> mp; rep(i,0,N){ ll idx = lower_bound(x.begin(), x.end(), a[i]) - x.begin(); mp[idx] = a[i]; a[i] = idx; } vector<ll> b[100010]; rep(i,0,N) b[a[i]].push_back(i); lazy_segtree<S, op, e, F, mapping, composition, id> sg(a); rep(i,0,100001){ if(b[i].size() >= 2){ ll l = b[i][0], r = b[i][b[i].size()-1]; sg.apply(l, r+1, mp[i]); }else if(b[i].size() == 1){ ll l = b[i][0]; sg.apply(l, l+1, mp[i]); } } rep(i,0,N){ cout << sg.get(i) << " \n"[i==N-1]; } } int main(){ cin.tie(0); ios::sync_with_stdio(false); solve(); }