#pragma GCC optimize ("O3") #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> ii; typedef vector<int> vi; typedef double K; constexpr int INF = 0x3f3f3f3f; #define FOR(i, b, e) for(int i = (b); i < (e); i++) #define TRAV(x, a) for(auto &x: (a)) #define SZ(x) ((int)(x).size()) #define PB push_back #define X first #define Y second constexpr int N = 15'003; constexpr int LC = 840; constexpr int LOG = 16; vector<vector<string>> s; int typ[LC]; // 0 - poziome, 1 - pionowe int podz[LC][N]; short dod[LOG][LC + 1][N], uje[LOG][LC + 1][N]; bool poz[N][9][8], pio[N][9][8]; int n, m; void licz() { FOR(i, 0, n) FOR(j, 0, m) { int dl = SZ(s[i][j]); FOR(k, 0, dl) poz[j][dl][k] |= s[i][j][k] == '1', pio[i][dl][k] |= s[i][j][k] == '0'; } } void prep(int r) { ii akt = {0, 0}; while(akt.X < n && akt.Y < m) { if(s[akt.X][akt.Y][r % SZ(s[akt.X][akt.Y])] == '1') akt.Y++; else akt.X++; } typ[r] = akt.X == n; int spoj = 0; if(typ[r]) { FOR(i, 0, m) { podz[r][i] = spoj; bool ok = false; FOR(j, 2, 9) ok |= poz[i][j][r % j]; spoj += !ok; } podz[r][m] = spoj; } else { FOR(i, 0, n) { podz[r][i] = spoj; bool ok = false; FOR(j, 2, 9) ok |= pio[i][j][r % j]; spoj += !ok; } podz[r][n] = spoj; } } void skoki(int alc) { // ZEROWY FOR(r, 0, alc) { uje[0][r][0] = 0; FOR(i, 1, (typ[r] ? m : n) + 1) { uje[0][r][i] = uje[0][r][i - 1]; if(podz[r][i] != podz[r][i - 1]) uje[0][r][i] = i; } dod[0][r][(typ[r] ? m : n)] = (typ[r] ? m : n); for(int i = (typ[r] ? m : n) - 1; i >= 0; i--) { dod[0][r][i] = dod[0][r][i + 1]; if(podz[r][i] != podz[r][i + 1]) dod[0][r][i] = i; } } // PIERWSZY FOR(i, 0, (typ[0] ? m : n) + 1) uje[0][alc][i] = uje[0][0][i]; FOR(i, 0, (typ[0] ? m : n) + 1) dod[0][alc][i] = dod[0][0][i]; FOR(r, 0, alc) { FOR(i, 0, (typ[r] ? m : n) + 1) { if(typ[r] ^ typ[(r + 1) % alc]) { uje[0][r][i] = 0; dod[0][r][i] = N - 1; } else { uje[0][r][i] = uje[0][r + 1][uje[0][r][i]]; dod[0][r][i] = dod[0][r + 1][dod[0][r][i]]; } } } FOR(k, 0, LOG) FOR(r, 0, alc) dod[k][r][N - 1] = N - 1; FOR(k, 1, LOG) FOR(r, 0, alc) { int elaps = (r + (1 << (k - 1))) % alc; FOR(i, 0, (typ[r] ? m : n) + 1) { uje[k][r][i] = uje[k - 1][elaps][uje[k - 1][r][i]]; dod[k][r][i] = dod[k - 1][elaps][dod[k - 1][r][i]]; } } } void read(int &num) { num = 0; char c = getchar_unlocked(); while(c < 33) c = getchar_unlocked(); while(c > 47) { num = num * 10 + c - '0'; c = getchar_unlocked(); } } void readS(string &ss) { ss = ""; char c = getchar_unlocked(); while(c < 33) c = getchar_unlocked(); while(c > 47) { ss += c; c = getchar_unlocked(); } } void print(int &x) { string digs; do { digs += x % 10 + '0'; x /= 10; }while(x); for(int i = SZ(digs) - 1; i >= 0; i--) putchar_unlocked(digs[i]); putchar_unlocked('\n'); } void solve() { int q, alc = 1; read(n), read(m), read(q); s.resize(n, vector<string>(m)); FOR(i, 0, n) FOR(j, 0, m) readS(s[i][j]); TRAV(x, s) TRAV(y, x) alc = lcm(alc, SZ(y)); licz(); FOR(i, 0, alc) prep(i); skoki(alc); FOR(i, 0, q) { int t, a, b, c, d; read(t), read(a), read(b), read(c), read(d); if(typ[t % alc]) swap(a, b), swap(c, d); if(podz[t % alc][a] != podz[t % alc][c]) { if(a < c) { for(int k = LOG - 1; k >= 0; k--) { while(dod[k][t % alc][a] < c) a = dod[k][t % alc][a], t += 1 << k; } } else { for(int k = LOG - 1; k >= 0; k--) { while(uje[k][t % alc][a] > c) a = uje[k][t % alc][a], t += 1 << k; } } t++; } print(t); } } int main() { ios::sync_with_stdio(0); cin.tie(0); // int tt; cin >> tt; // FOR(te, 0, tt) { // // cout << "Case #" << te + 1 << ": "; // solve(); // } solve(); return 0; }
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 | #pragma GCC optimize ("O3") #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int, int> ii; typedef vector<int> vi; typedef double K; constexpr int INF = 0x3f3f3f3f; #define FOR(i, b, e) for(int i = (b); i < (e); i++) #define TRAV(x, a) for(auto &x: (a)) #define SZ(x) ((int)(x).size()) #define PB push_back #define X first #define Y second constexpr int N = 15'003; constexpr int LC = 840; constexpr int LOG = 16; vector<vector<string>> s; int typ[LC]; // 0 - poziome, 1 - pionowe int podz[LC][N]; short dod[LOG][LC + 1][N], uje[LOG][LC + 1][N]; bool poz[N][9][8], pio[N][9][8]; int n, m; void licz() { FOR(i, 0, n) FOR(j, 0, m) { int dl = SZ(s[i][j]); FOR(k, 0, dl) poz[j][dl][k] |= s[i][j][k] == '1', pio[i][dl][k] |= s[i][j][k] == '0'; } } void prep(int r) { ii akt = {0, 0}; while(akt.X < n && akt.Y < m) { if(s[akt.X][akt.Y][r % SZ(s[akt.X][akt.Y])] == '1') akt.Y++; else akt.X++; } typ[r] = akt.X == n; int spoj = 0; if(typ[r]) { FOR(i, 0, m) { podz[r][i] = spoj; bool ok = false; FOR(j, 2, 9) ok |= poz[i][j][r % j]; spoj += !ok; } podz[r][m] = spoj; } else { FOR(i, 0, n) { podz[r][i] = spoj; bool ok = false; FOR(j, 2, 9) ok |= pio[i][j][r % j]; spoj += !ok; } podz[r][n] = spoj; } } void skoki(int alc) { // ZEROWY FOR(r, 0, alc) { uje[0][r][0] = 0; FOR(i, 1, (typ[r] ? m : n) + 1) { uje[0][r][i] = uje[0][r][i - 1]; if(podz[r][i] != podz[r][i - 1]) uje[0][r][i] = i; } dod[0][r][(typ[r] ? m : n)] = (typ[r] ? m : n); for(int i = (typ[r] ? m : n) - 1; i >= 0; i--) { dod[0][r][i] = dod[0][r][i + 1]; if(podz[r][i] != podz[r][i + 1]) dod[0][r][i] = i; } } // PIERWSZY FOR(i, 0, (typ[0] ? m : n) + 1) uje[0][alc][i] = uje[0][0][i]; FOR(i, 0, (typ[0] ? m : n) + 1) dod[0][alc][i] = dod[0][0][i]; FOR(r, 0, alc) { FOR(i, 0, (typ[r] ? m : n) + 1) { if(typ[r] ^ typ[(r + 1) % alc]) { uje[0][r][i] = 0; dod[0][r][i] = N - 1; } else { uje[0][r][i] = uje[0][r + 1][uje[0][r][i]]; dod[0][r][i] = dod[0][r + 1][dod[0][r][i]]; } } } FOR(k, 0, LOG) FOR(r, 0, alc) dod[k][r][N - 1] = N - 1; FOR(k, 1, LOG) FOR(r, 0, alc) { int elaps = (r + (1 << (k - 1))) % alc; FOR(i, 0, (typ[r] ? m : n) + 1) { uje[k][r][i] = uje[k - 1][elaps][uje[k - 1][r][i]]; dod[k][r][i] = dod[k - 1][elaps][dod[k - 1][r][i]]; } } } void read(int &num) { num = 0; char c = getchar_unlocked(); while(c < 33) c = getchar_unlocked(); while(c > 47) { num = num * 10 + c - '0'; c = getchar_unlocked(); } } void readS(string &ss) { ss = ""; char c = getchar_unlocked(); while(c < 33) c = getchar_unlocked(); while(c > 47) { ss += c; c = getchar_unlocked(); } } void print(int &x) { string digs; do { digs += x % 10 + '0'; x /= 10; }while(x); for(int i = SZ(digs) - 1; i >= 0; i--) putchar_unlocked(digs[i]); putchar_unlocked('\n'); } void solve() { int q, alc = 1; read(n), read(m), read(q); s.resize(n, vector<string>(m)); FOR(i, 0, n) FOR(j, 0, m) readS(s[i][j]); TRAV(x, s) TRAV(y, x) alc = lcm(alc, SZ(y)); licz(); FOR(i, 0, alc) prep(i); skoki(alc); FOR(i, 0, q) { int t, a, b, c, d; read(t), read(a), read(b), read(c), read(d); if(typ[t % alc]) swap(a, b), swap(c, d); if(podz[t % alc][a] != podz[t % alc][c]) { if(a < c) { for(int k = LOG - 1; k >= 0; k--) { while(dod[k][t % alc][a] < c) a = dod[k][t % alc][a], t += 1 << k; } } else { for(int k = LOG - 1; k >= 0; k--) { while(uje[k][t % alc][a] > c) a = uje[k][t % alc][a], t += 1 << k; } } t++; } print(t); } } int main() { ios::sync_with_stdio(0); cin.tie(0); // int tt; cin >> tt; // FOR(te, 0, tt) { // // cout << "Case #" << te + 1 << ": "; // solve(); // } solve(); return 0; } |