結果
問題 | No.2498 OX Operations |
ユーザー | 沙耶花 |
提出日時 | 2023-10-06 23:55:54 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 3,397 ms / 4,000 ms |
コード長 | 6,408 bytes |
コンパイル時間 | 4,576 ms |
コンパイル使用メモリ | 274,632 KB |
実行使用メモリ | 7,680 KB |
最終ジャッジ日時 | 2024-07-26 17:25:38 |
合計ジャッジ時間 | 36,937 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 | 2 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,944 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 2 ms
6,944 KB |
testcase_08 | AC | 3 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,944 KB |
testcase_11 | AC | 6 ms
6,944 KB |
testcase_12 | AC | 16 ms
6,940 KB |
testcase_13 | AC | 11 ms
6,944 KB |
testcase_14 | AC | 18 ms
6,944 KB |
testcase_15 | AC | 2,016 ms
7,296 KB |
testcase_16 | AC | 3,141 ms
7,424 KB |
testcase_17 | AC | 1,404 ms
7,424 KB |
testcase_18 | AC | 2,487 ms
7,680 KB |
testcase_19 | AC | 1,759 ms
7,680 KB |
testcase_20 | AC | 2,696 ms
7,680 KB |
testcase_21 | AC | 3,358 ms
7,680 KB |
testcase_22 | AC | 2,067 ms
6,940 KB |
testcase_23 | AC | 1,959 ms
6,940 KB |
testcase_24 | AC | 3,370 ms
7,552 KB |
testcase_25 | AC | 3,397 ms
7,680 KB |
testcase_26 | AC | 3,357 ms
7,680 KB |
ソースコード
#include <stdio.h> #include <atcoder/all> #include <bits/stdc++.h> using namespace std; using namespace atcoder; using mint = modint998244353; #define rep(i,n) for (int i = 0; i < (n); ++i) #define Inf32 1000000001 #define Inf64 1000000000000000001 template <class S, S (*op)(S, S), S (*e)(), class F, S (*mapping)(F, S), F (*composition)(F, F), F (*id)()> struct dual_segtree { public: dual_segtree() : dual_segtree(0) {} explicit dual_segtree(int n) : dual_segtree(std::vector<S>(n, e())) {} explicit dual_segtree(const std::vector<S>& v) : _n(int(v.size())) { log = 0; while((1LL<<log) < _n){ log++; } 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]; } 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; } 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 - 1) >> 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]); } 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; } } 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 A = array<int,2>; A op(A a,A b){ return a; } A e(){ A ret; ret[0] = 0,ret[1] = (1<<30)-1; return ret; } A mapping(A a,A b){ A ret; ret[0] = 0,ret[1] = 0; rep(i,30){ rep(j,2){ ret[j] |= ((a[(b[j]>>i)&1]>>i)&1)<<i; } } return ret; } A composition(A a,A b){ A ret; ret[0] = 0,ret[1] = 0; rep(i,30){ rep(j,2){ ret[j] |= ((a[(b[j]>>i)&1]>>i)&1)<<i; } } return ret; } A id(){ A ret; ret[0] = 0,ret[1] = (1<<30)-1; return ret; } int main(){ int N,Q; cin>>N>>Q; vector<int> m(N); rep(i,N)scanf("%d",&m[i]); dual_segtree<A,op,e,A,mapping,composition,id> seg(N); rep(i,Q){ char c; cin>>c; int l,r,x; scanf("%d %d %d",&l,&r,&x); l--; A t; t[0] = 0,t[1] = 0; rep(j,30){ //cout<<j<<endl; if(c=='o'){ if((x>>j)&1)t[0] |= 1<<j,t[1] |= 1<<j; else t[1] |= 1<<j; } else{ if((x>>j)&1)t[0] |= 1<<j; else t[1] |= 1<<j; } } seg.apply(l,r,t); } // cout<<'h'<<endl; vector<mint> dp(31,0); dp[0] = 1; rep(i,N){ auto ret = seg.get(i); vector tdp(2,vector<mint>(31,0)); int M = m[i]; tdp[0][0] = 1; int C = 1; { vector ndp(2,vector<mint>(31,0)); for(int j=29;j>=0;j--){ ndp.assign(2,vector<mint>(31,0)); rep(l,2){ rep(k,C){ if(tdp[l][k]==0)continue; rep(n,2){ int kk = k,ll = l; if(l==0){ if((M>>j)&1){ if(n==0)ll++; } else{ if(n==1)continue; } } if((ret[n]>>j)&1)kk++; ndp[ll][kk] += tdp[l][k]; } } } C++; swap(tdp,ndp); } } vector<mint> ndp(31,0); rep(j,31){ rep(k,31){ ndp[max(j,k)] += dp[j] * (tdp[0][k] + tdp[1][k]); } } swap(dp,ndp); } mint ans = 0; rep(i,dp.size())ans += dp[i] * i; cout<<ans.val()<<endl; return 0; }