結果
問題 | No.2907 Business Revealing Dora Tiles |
ユーザー | 👑 獅子座じゃない人 |
提出日時 | 2024-06-06 11:28:31 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 871 ms / 3,000 ms |
コード長 | 8,314 bytes |
コンパイル時間 | 11,390 ms |
コンパイル使用メモリ | 261,320 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-09-23 11:49:14 |
合計ジャッジ時間 | 35,359 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
(要ログイン)
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 | 3 ms
6,812 KB |
testcase_01 | AC | 4 ms
6,812 KB |
testcase_02 | AC | 4 ms
6,940 KB |
testcase_03 | AC | 4 ms
6,940 KB |
testcase_04 | AC | 4 ms
6,944 KB |
testcase_05 | AC | 4 ms
6,944 KB |
testcase_06 | AC | 4 ms
6,940 KB |
testcase_07 | AC | 39 ms
6,940 KB |
testcase_08 | AC | 4 ms
6,940 KB |
testcase_09 | AC | 4 ms
6,944 KB |
testcase_10 | AC | 4 ms
6,940 KB |
testcase_11 | AC | 36 ms
6,944 KB |
testcase_12 | AC | 4 ms
6,940 KB |
testcase_13 | AC | 4 ms
6,940 KB |
testcase_14 | AC | 4 ms
6,940 KB |
testcase_15 | AC | 4 ms
6,944 KB |
testcase_16 | AC | 4 ms
6,940 KB |
testcase_17 | AC | 4 ms
6,940 KB |
testcase_18 | AC | 9 ms
6,940 KB |
testcase_19 | AC | 4 ms
6,944 KB |
testcase_20 | AC | 4 ms
6,940 KB |
testcase_21 | AC | 37 ms
6,944 KB |
testcase_22 | AC | 6 ms
6,940 KB |
testcase_23 | AC | 63 ms
6,940 KB |
testcase_24 | AC | 417 ms
6,940 KB |
testcase_25 | AC | 420 ms
6,944 KB |
testcase_26 | AC | 421 ms
6,944 KB |
testcase_27 | AC | 417 ms
6,944 KB |
testcase_28 | AC | 420 ms
6,944 KB |
testcase_29 | AC | 420 ms
6,940 KB |
testcase_30 | AC | 420 ms
6,944 KB |
testcase_31 | AC | 417 ms
6,944 KB |
testcase_32 | AC | 419 ms
6,940 KB |
testcase_33 | AC | 417 ms
6,940 KB |
testcase_34 | AC | 419 ms
6,940 KB |
testcase_35 | AC | 419 ms
6,940 KB |
testcase_36 | AC | 421 ms
6,944 KB |
testcase_37 | AC | 419 ms
6,940 KB |
testcase_38 | AC | 420 ms
6,940 KB |
testcase_39 | AC | 417 ms
6,944 KB |
testcase_40 | AC | 417 ms
6,944 KB |
testcase_41 | AC | 420 ms
6,944 KB |
testcase_42 | AC | 418 ms
6,940 KB |
testcase_43 | AC | 431 ms
6,948 KB |
testcase_44 | AC | 871 ms
6,940 KB |
testcase_45 | AC | 819 ms
6,940 KB |
testcase_46 | AC | 763 ms
6,940 KB |
testcase_47 | AC | 322 ms
6,944 KB |
testcase_48 | AC | 797 ms
6,944 KB |
testcase_49 | AC | 710 ms
6,940 KB |
testcase_50 | AC | 371 ms
6,940 KB |
testcase_51 | AC | 43 ms
6,940 KB |
testcase_52 | AC | 419 ms
6,944 KB |
testcase_53 | AC | 435 ms
6,940 KB |
testcase_54 | AC | 62 ms
6,944 KB |
testcase_55 | AC | 440 ms
6,940 KB |
testcase_56 | AC | 436 ms
6,940 KB |
testcase_57 | AC | 436 ms
6,940 KB |
testcase_58 | AC | 325 ms
6,940 KB |
testcase_59 | AC | 472 ms
6,940 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #include <atcoder/modint> using namespace atcoder; using mint=modint998244353; typedef uint8_t u8; typedef uint16_t u16; typedef uint32_t u32; typedef uint64_t u64; typedef __uint128_t u128; #define ctz32(a) ((a) ? __builtin_ctz((a)) : (32)) static const u32 fn[16] = { 0x0001u, 0x0102u, 0x0183u, 0x8041u, 0x015cu, 0x5f24u, 0xde2cu, 0x957eu, 0x01f4u, 0xf7d8u, 0x76b0u, 0x5d52u, 0xa977u, 0x20d1u, 0xc1a4u, 0x271fu}; static inline u32 to_nimber(u32 x) { u32 y = 0; for (; x; x &= x - 1) y ^= fn[ctz32(x)]; return y; } static inline u32 to_double(u32 x) { return x << 1 ^ (x < 32768 ? 0 : 93099U); } u16 ln[65536]; u16 expo[196605]; u16 *Hexpo = expo + 62133; u16 *H2expo = expo + 58731; __attribute__((constructor)) void _construct_nimber_product_() { *expo = 1; for (int i = 1; i < 65535; ++i) expo[i] = to_double(expo[i - 1]); for (int i = 1; i < 65535; ++i) { expo[i] = to_nimber(expo[i]); ln[expo[i]] = i; } memcpy(expo + 65535, expo, 131070); memcpy(expo + 131070, expo, 131070); } u16 product_16(u16 A, u16 B) { return A && B ? expo[ln[A] + ln[B]] : 0; } u16 H_16(u16 A) { return A ? Hexpo[ln[A]] : 0; } u16 H2_16(u16 A) { return A ? H2expo[ln[A]] : 0; } u16 Hproduct_16(u16 A, u16 B) { return A && B ? Hexpo[ln[A] + ln[B]] : 0; } u32 product_32(u32 A, u32 B) { u16 a = A & 65535; u16 b = B & 65535; u16 c = A >> 16; u16 d = B >> 16; u16 e = product_16(a, b); if(c==0 && d==0) { return e; } return (u32)(product_16((u16)(a ^ c), (u16)(b ^ d)) ^ e) << 16 | (Hproduct_16(c, d) ^ e); } u32 H_32(u32 A) { u16 a = A & 65535; u16 b = A >> 16; return H_16((u16)(a ^ b)) << 16 | H2_16(b); } u64 product(u64 A, u64 B) { u32 a = A & UINT_MAX; u32 b = B & UINT_MAX; u32 c = A >> 32; u32 d = B >> 32; u32 e = product_32(a, b); if(c==0 && d==0) { return e; } return (u64)(product_32(a ^ c, b ^ d) ^ e) << 32 | (H_32(product_32(c, d)) ^ e); } vector nim_prod_table(256, vector<unsigned long long>(256)); vector<unsigned long long> nim_inv_table(256); void nim_prod_precalc() { nim_prod_table[0][0]=0; nim_prod_table[0][1]=0; nim_prod_table[1][0]=0; nim_prod_table[1][1]=1; for(int d=0;d<3;++d){ int p=1<<d; for(int a=0;a<(1<<(2*p));++a){ for(int b=(1<<p);b<(1<<(2*p));++b){ unsigned long long a_h=a>>p; unsigned long long a_l=a-(a_h<<p); unsigned long long b_h=b>>p; unsigned long long b_l=b-(b_h<<p); unsigned long long al_bl=nim_prod_table[a_l][b_l]; unsigned long long ahl_bhl=nim_prod_table[a_h^a_l][b_h^b_l]; unsigned long long ah_bh=nim_prod_table[a_h][b_h]; unsigned long long ah_bh_h=nim_prod_table[ah_bh][1ULL<<(p-1)]; nim_prod_table[a][b]=nim_prod_table[b][a]=((al_bl^ahl_bhl)<<p)^(al_bl^ah_bh_h); } } } } unsigned long long nim_product(unsigned long long a, unsigned long long b, int p=64) { if(a==0 || b==0){ return 0; } if(a==1){ return b; } if(b==1){ return a; } if(p==64){ if(a<(1ULL<<8) && b<(1ULL<<8)){ p=8; } else if(a<(1ULL<<16) && b<(1ULL<<16)){ p=16; } else if(a<(1ULL<<32) && b<(1ULL<<32)){ p=32; } } if(p==8){ return nim_prod_table[a][b]; } p/=2; unsigned long long a_h=a>>p; unsigned long long a_l=a-(a_h<<p); unsigned long long b_h=b>>p; unsigned long long b_l=b-(b_h<<p); unsigned long long al_bl=nim_product(a_l, b_l, p); unsigned long long ahl_bhl=nim_product(a_h^a_l, b_h^b_l, p); unsigned long long ah_bh=nim_product(a_h, b_h, p); unsigned long long ah_bh_h=nim_product(ah_bh, 1ULL<<(p-1), p); return ((al_bl^ahl_bhl)<<p)^(al_bl^ah_bh_h); } void nim_inv_precalc() { for(int i=0;i<256;++i){ for(int j=i;j<256;++j){ if(nim_prod_table[i][j]==1){ nim_inv_table[i]=j; nim_inv_table[j]=i; break; } } } } unsigned long long nim_inv(unsigned long long a, int p=64) { if(p==64){ if(a<(1ULL<<8)){ p=8; } else if(a<(1ULL<<16)){ p=16; } else if(a<(1ULL<<32)){ p=32; } } if(p==8){ return nim_inv_table[a]; } p/=2; unsigned long long a_h=a>>p; unsigned long long a_l=a-(a_h<<p); unsigned long long half_inv=nim_inv(product(a_h^a_l, a_l)^product(product(a_h, a_h), 1ULL<<(p-1)), p); return (product(half_inv, a_h)<<p)^product(half_inv, a_h^a_l); } int gauss(int r, int c, vector<vector<unsigned long long>> & m, vector<bool> & is_member) { int rank=0; for(int i=0;i<c;++i){ if(!is_member[i]){ continue; } int pivot=-1; for(int j=rank;j<r;++j){ if(m[j][i]>0){ pivot=j; break; } } if(pivot==-1){ continue; } swap(m[pivot], m[rank]); auto inv=nim_inv(m[rank][i]); m[rank][i]=1; for(int k=0;k<c;++k){ if(k==i){ continue; } m[rank][k]=product(m[rank][k], inv); } for(int j=rank+1;j<r;++j){ auto factor=m[j][i]; m[j][i]=0; for(int k=0;k<c;++k){ if(k==i){ continue; } m[j][k]^=product(m[rank][k], factor); } } ++rank; if(rank==r){ break; } } return rank; } int main(void) { nim_prod_precalc(); nim_inv_precalc(); int n,t; cin >> n >> t; vector h(t, vector<unsigned long long>(n)); for(int i=0;i<t;++i){ for(int j=0;j<n;++j){ cin >> h[i][j]; --h[i][j]; } } mint ans=0; vector is_member(n, true); int rank=gauss(t, n, h, is_member); vector<int> ranks(1<<n); for(int i=0;i<n-rank;++i){ is_member[i]=false; } for(int i=n-rank;i<n;++i){ is_member[i]=true; } do { int s=0; for(int i=0;i<n;++i){ if(is_member[i]){ s+=1<<i; } } if(gauss(rank, n, h, is_member)==rank){ ranks[s]=rank; } } while(next_permutation(is_member.begin(), is_member.end())); for(int r=rank-1;r>=0;--r){ for(int i=0;i<n-r;++i){ is_member[i]=false; } for(int i=n-r;i<n;++i){ is_member[i]=true; } do { int s=0; for(int i=0;i<n;++i){ if(is_member[i]){ s+=1<<i; } } for(int i=0;i<n;++i){ if(is_member[i]){ continue; } if(ranks[s+(1<<i)]>0){ ranks[s]=r; break; } } } while(next_permutation(is_member.begin(), is_member.end())); } for(int r=0;r<n;++r){ for(int i=n-r;i<n;++i){ is_member[i]=true; } do { int s=0; for(int i=0;i<n;++i){ if(is_member[i]){ s+=1<<i; } } for(int i=0;i<n;++i){ if(is_member[i]){ continue; } ranks[s+(1<<i)]=max(ranks[s], ranks[s+(1<<i)]); } } while(next_permutation(is_member.begin(), is_member.end())); } mint p=932051910; for(unsigned int s=0;s<(1U<<n);++s){ int count=popcount(s); if(n%2>0){ if(count%2>0){ ans+=p.pow(count-ranks[s]); } else { ans-=p.pow(count-ranks[s]); } } else { if(count%2>0){ ans-=p.pow(count-ranks[s]); } else { ans+=p.pow(count-ranks[s]); } } } cout << ans.val() << endl; return 0; }