#ifndef LOCAL #pragma GCC optimize("O3") #endif #include <bits/stdc++.h> using namespace std; #define sim template < class c #define ris return * this #define mor > muu & operator << ( #define R22(r) sim > typename \ enable_if<1 r sizeof dud<c>(0), muu&>::type operator<<(c g) { sim > struct rge {c b, e; }; sim > rge<c> range(c h, c n) { return {h, n}; } sim > auto dud(c * r) -> decltype(cerr << *r); sim > char dud(...); struct muu { #ifdef LOCAL stringstream a; ~muu() { cerr << a.str() << endl; } R22(<) a << boolalpha << g; ris; } R22(==) ris << range(begin(g), end(g)); } sim, class b mor pair < b, c > r) { ris << "(" << r.first << ", " << r.second << ")"; } sim mor rge<c> u) { a << "["; for (c i = u.b; i != u.e; ++i) *this << ", " + 2 * (i == u.b) << *i; ris << "]"; } #else sim mor const c&) { ris; } #endif muu & operator()() { ris; } }; #define imie(r...) "[" #r ": " << (r) << "] " #define debug (muu() << __FUNCTION__ << "#" << __LINE__ << ": ") long long mod = 434834343; long long hasz(vector<string> v) { int p1 = 8731; int p2 = 7283; long long p1_pot = 1; long long h = 0; for (int i = 0; i < v.size(); i ++) { p1_pot = (p1 * p1_pot) % mod; long long p2_pot = 1; for (int j = 0; j < v[i].size(); j++) { p2_pot = (p2 * p2_pot) % mod; if (v[i][j] == 'B') h += (p1_pot * p2_pot) % mod; if (v[i][j] == 'C') h += 2 * (p1_pot * p2_pot) % mod; // cout << i << " " << j << " " << v[i][j] << " " << h << "\n"; } } return h % mod; } map<long long,map<char, long long>> moves_map; map<long long, vector<string>> hasz_map; long long insert_hasz(vector<string> v) { long long h = hasz(v); hasz_map[h] = v; return h; } long long real_move(long long in_hasz, char x) { vector<string> v = hasz_map[in_hasz]; vector<string> sol; if (x == 'L') { for (int i = 0; i < v.size(); i ++) { string res = ""; for (int j = 0; j < v[i].size(); j ++) { if (v[i][j] != '.') res += v[i][j]; } res.resize(v[i].size(), '.'); sol.push_back(res); } } else if (x == 'P') { for (int i = 0; i < v.size(); i ++) { string res = ""; for (int j = v[i].size() - 1; j >= 0; j --) { if (v[i][j] != '.') res += v[i][j]; } res.resize(v[i].size(), '.'); reverse(res.begin(), res.end()); sol.push_back(res); } } else if (x == 'G') { sol = v; for (int j = 0; j < v[0].size(); j ++) { int k = 0; for (int i = 0; i < v.size(); i ++) { if (v[i][j] != '.') { sol[k][j] = v[i][j]; k ++; } } for (int i = k; i < v.size(); i ++) sol[i][j] = '.'; } } else if (x == 'D') { sol = v; for (int j = 0; j < v[0].size(); j ++) { int k = v.size() - 1; for (int i = k; i >= 0; i --) { if (v[i][j] != '.') { sol[k][j] = v[i][j]; k --; } } for (int i = k; i >= 0; i --) sol[i][j] = '.'; } } long long h = hasz(sol); hasz_map[h] = sol; moves_map[in_hasz][x] = h; return h; } long long move(long long hasz, char x) { if (moves_map.find(hasz) == moves_map.end()) return real_move(hasz, x); if (moves_map[hasz].find(x) == moves_map[hasz].end()) return real_move(hasz, x); return moves_map[hasz][x]; } int main() { ios_base::sync_with_stdio(0); int n, m; cin >> n >> m; vector<string> v; v.resize(n); for (int i = 0; i < n; i ++) cin >> v[i]; int k; cin >> k; string moves; cin >> moves; long long h = insert_hasz(v); // cout << h << "\n"; for (char x : moves) { // cout << x << ": "; // cout << h << "\n"; h = move(h, x); } auto sol = hasz_map[h]; for (auto x : sol) { cout << x << "\n"; } }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 | #ifndef LOCAL #pragma GCC optimize("O3") #endif #include <bits/stdc++.h> using namespace std; #define sim template < class c #define ris return * this #define mor > muu & operator << ( #define R22(r) sim > typename \ enable_if<1 r sizeof dud<c>(0), muu&>::type operator<<(c g) { sim > struct rge {c b, e; }; sim > rge<c> range(c h, c n) { return {h, n}; } sim > auto dud(c * r) -> decltype(cerr << *r); sim > char dud(...); struct muu { #ifdef LOCAL stringstream a; ~muu() { cerr << a.str() << endl; } R22(<) a << boolalpha << g; ris; } R22(==) ris << range(begin(g), end(g)); } sim, class b mor pair < b, c > r) { ris << "(" << r.first << ", " << r.second << ")"; } sim mor rge<c> u) { a << "["; for (c i = u.b; i != u.e; ++i) *this << ", " + 2 * (i == u.b) << *i; ris << "]"; } #else sim mor const c&) { ris; } #endif muu & operator()() { ris; } }; #define imie(r...) "[" #r ": " << (r) << "] " #define debug (muu() << __FUNCTION__ << "#" << __LINE__ << ": ") long long mod = 434834343; long long hasz(vector<string> v) { int p1 = 8731; int p2 = 7283; long long p1_pot = 1; long long h = 0; for (int i = 0; i < v.size(); i ++) { p1_pot = (p1 * p1_pot) % mod; long long p2_pot = 1; for (int j = 0; j < v[i].size(); j++) { p2_pot = (p2 * p2_pot) % mod; if (v[i][j] == 'B') h += (p1_pot * p2_pot) % mod; if (v[i][j] == 'C') h += 2 * (p1_pot * p2_pot) % mod; // cout << i << " " << j << " " << v[i][j] << " " << h << "\n"; } } return h % mod; } map<long long,map<char, long long>> moves_map; map<long long, vector<string>> hasz_map; long long insert_hasz(vector<string> v) { long long h = hasz(v); hasz_map[h] = v; return h; } long long real_move(long long in_hasz, char x) { vector<string> v = hasz_map[in_hasz]; vector<string> sol; if (x == 'L') { for (int i = 0; i < v.size(); i ++) { string res = ""; for (int j = 0; j < v[i].size(); j ++) { if (v[i][j] != '.') res += v[i][j]; } res.resize(v[i].size(), '.'); sol.push_back(res); } } else if (x == 'P') { for (int i = 0; i < v.size(); i ++) { string res = ""; for (int j = v[i].size() - 1; j >= 0; j --) { if (v[i][j] != '.') res += v[i][j]; } res.resize(v[i].size(), '.'); reverse(res.begin(), res.end()); sol.push_back(res); } } else if (x == 'G') { sol = v; for (int j = 0; j < v[0].size(); j ++) { int k = 0; for (int i = 0; i < v.size(); i ++) { if (v[i][j] != '.') { sol[k][j] = v[i][j]; k ++; } } for (int i = k; i < v.size(); i ++) sol[i][j] = '.'; } } else if (x == 'D') { sol = v; for (int j = 0; j < v[0].size(); j ++) { int k = v.size() - 1; for (int i = k; i >= 0; i --) { if (v[i][j] != '.') { sol[k][j] = v[i][j]; k --; } } for (int i = k; i >= 0; i --) sol[i][j] = '.'; } } long long h = hasz(sol); hasz_map[h] = sol; moves_map[in_hasz][x] = h; return h; } long long move(long long hasz, char x) { if (moves_map.find(hasz) == moves_map.end()) return real_move(hasz, x); if (moves_map[hasz].find(x) == moves_map[hasz].end()) return real_move(hasz, x); return moves_map[hasz][x]; } int main() { ios_base::sync_with_stdio(0); int n, m; cin >> n >> m; vector<string> v; v.resize(n); for (int i = 0; i < n; i ++) cin >> v[i]; int k; cin >> k; string moves; cin >> moves; long long h = insert_hasz(v); // cout << h << "\n"; for (char x : moves) { // cout << x << ": "; // cout << h << "\n"; h = move(h, x); } auto sol = hasz_map[h]; for (auto x : sol) { cout << x << "\n"; } } |