#include <bits/stdc++.h> using namespace std; using ll = long long; const int MAX = 15'00 + 123; #define cerr if (0) clog vector<vector<string>> tab; int N, M, Q; int odw[MAX][MAX]; int DY[] = {0, 0, 1, 1}; int DX[] = {0, 1, 0, 1}; int DDY[] = {-1, -1, 1, 1}; int DDX[] = {-1, 1 ,-1, 1}; int getkoszt(int y, int x, int time) { int siz = tab[y][x].size(); int koszt = 0; while (tab[y][x][(time + koszt) % siz] == tab[y][x][time % siz]) { koszt++; } return koszt; } ll solve(int y, int x, int y_t, int x_t, ll time) { priority_queue<pair<ll, pair<int, int>>> kolejka; for (int i = 0; i <= N; ++i) for (int j = 0; j <= M; ++j) odw[i][j] = 0; kolejka.push({-time, {y, x}}); while (!kolejka.empty()) { auto [time, yx] = kolejka.top(); auto [y, x] = yx; time = -time; kolejka.pop(); cerr << "Jestem na polu y=" << y << " x=" << x << " w czasie= " << time << "\n"; if (odw[y][x]) continue; odw[y][x] = 1; if (y == y_t && x == x_t) { return time; } for (int i = 0; i < 4; ++i) { int ny = y + DY[i]; int nx = x + DX[i]; if (ny <= N && 1 <= ny && nx <= M && 1 <= nx) { cerr << "Skrzyzowanie y=" << ny << " x= " << nx << " stany= "<< tab[ny][nx] << "\n"; int koszt0 = 0; int koszt1 = 0; if (tab[ny][nx][time % tab[ny][nx].size()] == '0') { cerr << "Zbieram koszt 1\n"; koszt1 = getkoszt(ny, nx, time); } else { cerr << "Zbieram koszt 0\n"; koszt0 = getkoszt(ny, nx, time); } int nnx = x + DDX[i]; int nny = y + DDY[i]; cerr << "Koszt1= " << koszt1 << " koszt0= " << koszt0 << "\n"; if (0 <= nny && nny <= N) { kolejka.push({-(time + koszt0), {nny, x}}); } if (0 <= nnx && nnx <= M) { kolejka.push({-(time + koszt1), {y, nnx}}); } } cerr << "\n"; } cerr << "\n\n\n"; } return -1; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> N >> M >> Q; tab.resize(N + 1); for (int i = 1; i <= N; ++i) { tab[i].resize(M + 1); for (int j = 1; j <= M; ++j) cin >> tab[i][j]; } while (Q--) { int a, b, c, d, t; cin >> t >> a >> b >> c >> d; ll res = solve(a, b, c, d, t); cout << res << "\n"; } 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 | #include <bits/stdc++.h> using namespace std; using ll = long long; const int MAX = 15'00 + 123; #define cerr if (0) clog vector<vector<string>> tab; int N, M, Q; int odw[MAX][MAX]; int DY[] = {0, 0, 1, 1}; int DX[] = {0, 1, 0, 1}; int DDY[] = {-1, -1, 1, 1}; int DDX[] = {-1, 1 ,-1, 1}; int getkoszt(int y, int x, int time) { int siz = tab[y][x].size(); int koszt = 0; while (tab[y][x][(time + koszt) % siz] == tab[y][x][time % siz]) { koszt++; } return koszt; } ll solve(int y, int x, int y_t, int x_t, ll time) { priority_queue<pair<ll, pair<int, int>>> kolejka; for (int i = 0; i <= N; ++i) for (int j = 0; j <= M; ++j) odw[i][j] = 0; kolejka.push({-time, {y, x}}); while (!kolejka.empty()) { auto [time, yx] = kolejka.top(); auto [y, x] = yx; time = -time; kolejka.pop(); cerr << "Jestem na polu y=" << y << " x=" << x << " w czasie= " << time << "\n"; if (odw[y][x]) continue; odw[y][x] = 1; if (y == y_t && x == x_t) { return time; } for (int i = 0; i < 4; ++i) { int ny = y + DY[i]; int nx = x + DX[i]; if (ny <= N && 1 <= ny && nx <= M && 1 <= nx) { cerr << "Skrzyzowanie y=" << ny << " x= " << nx << " stany= "<< tab[ny][nx] << "\n"; int koszt0 = 0; int koszt1 = 0; if (tab[ny][nx][time % tab[ny][nx].size()] == '0') { cerr << "Zbieram koszt 1\n"; koszt1 = getkoszt(ny, nx, time); } else { cerr << "Zbieram koszt 0\n"; koszt0 = getkoszt(ny, nx, time); } int nnx = x + DDX[i]; int nny = y + DDY[i]; cerr << "Koszt1= " << koszt1 << " koszt0= " << koszt0 << "\n"; if (0 <= nny && nny <= N) { kolejka.push({-(time + koszt0), {nny, x}}); } if (0 <= nnx && nnx <= M) { kolejka.push({-(time + koszt1), {y, nnx}}); } } cerr << "\n"; } cerr << "\n\n\n"; } return -1; } int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin >> N >> M >> Q; tab.resize(N + 1); for (int i = 1; i <= N; ++i) { tab[i].resize(M + 1); for (int j = 1; j <= M; ++j) cin >> tab[i][j]; } while (Q--) { int a, b, c, d, t; cin >> t >> a >> b >> c >> d; ll res = solve(a, b, c, d, t); cout << res << "\n"; } return 0; } |