#include <iostream> #include <vector> using namespace std; struct para { int x; int y; }; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n, m, k, i, j, minimum, il_minimum, a, b, pom, pom2, uj = 0; char c; bool unfound = true; long long droga = -1, wlkv; para wstaw; cin >> n >> m >> k; vector<para> OPEN (1); OPEN[0].x=1; OPEN[0].y=1; vector<vector<bool>> TAB (n+2,vector<bool>(m+2)); for (i = 1; i <= n; i++) { for (j = 1; j <= m; j++) { cin>>c; if (c == '.') TAB[i][j]=true; else TAB[i][j]=false; uj++; } } if (uj < n && uj < m) { droga = n+m-2; } else { while (unfound) { wlkv = OPEN.size(); for (i = 0; i < wlkv; i++) { if (OPEN[i].x == n && OPEN[i].y == m) { unfound = false; break; } if ( TAB[OPEN[i].x][OPEN[i].y+1] ) { wstaw.x = OPEN[i].x; wstaw.y = OPEN[i].y+1; OPEN.push_back(wstaw); } if ( TAB[OPEN[i].x][OPEN[i].y-1] ) { wstaw.x = OPEN[i].x; wstaw.y = OPEN[i].y-1; OPEN.push_back(wstaw); } if ( TAB[OPEN[i].x+1][OPEN[i].y] ) { wstaw.x = OPEN[i].x+1; wstaw.y = OPEN[i].y; OPEN.push_back(wstaw); } if ( TAB[OPEN[i].x-1][OPEN[i].y] ) { wstaw.x = OPEN[i].x-1; wstaw.y = OPEN[i].y; OPEN.push_back(wstaw); } TAB[OPEN[i].x][OPEN[i].y] = false; } droga++; OPEN.erase (OPEN.begin(), OPEN.begin() + wlkv); } } pom2 = n+m-2; cin >> a >> b; minimum = (pom2)*a + (a+b)*(droga-(pom2))/2; il_minimum = 1; for (i = 1; i < k; i++) { cin >> a >> b; pom = (pom2)*a + (a+b)*(droga-(pom2))/2; if (pom < minimum) { minimum = pom; il_minimum = 1; } else if (pom == minimum) { il_minimum ++; } } cout << minimum << " " << il_minimum; 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 | #include <iostream> #include <vector> using namespace std; struct para { int x; int y; }; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n, m, k, i, j, minimum, il_minimum, a, b, pom, pom2, uj = 0; char c; bool unfound = true; long long droga = -1, wlkv; para wstaw; cin >> n >> m >> k; vector<para> OPEN (1); OPEN[0].x=1; OPEN[0].y=1; vector<vector<bool>> TAB (n+2,vector<bool>(m+2)); for (i = 1; i <= n; i++) { for (j = 1; j <= m; j++) { cin>>c; if (c == '.') TAB[i][j]=true; else TAB[i][j]=false; uj++; } } if (uj < n && uj < m) { droga = n+m-2; } else { while (unfound) { wlkv = OPEN.size(); for (i = 0; i < wlkv; i++) { if (OPEN[i].x == n && OPEN[i].y == m) { unfound = false; break; } if ( TAB[OPEN[i].x][OPEN[i].y+1] ) { wstaw.x = OPEN[i].x; wstaw.y = OPEN[i].y+1; OPEN.push_back(wstaw); } if ( TAB[OPEN[i].x][OPEN[i].y-1] ) { wstaw.x = OPEN[i].x; wstaw.y = OPEN[i].y-1; OPEN.push_back(wstaw); } if ( TAB[OPEN[i].x+1][OPEN[i].y] ) { wstaw.x = OPEN[i].x+1; wstaw.y = OPEN[i].y; OPEN.push_back(wstaw); } if ( TAB[OPEN[i].x-1][OPEN[i].y] ) { wstaw.x = OPEN[i].x-1; wstaw.y = OPEN[i].y; OPEN.push_back(wstaw); } TAB[OPEN[i].x][OPEN[i].y] = false; } droga++; OPEN.erase (OPEN.begin(), OPEN.begin() + wlkv); } } pom2 = n+m-2; cin >> a >> b; minimum = (pom2)*a + (a+b)*(droga-(pom2))/2; il_minimum = 1; for (i = 1; i < k; i++) { cin >> a >> b; pom = (pom2)*a + (a+b)*(droga-(pom2))/2; if (pom < minimum) { minimum = pom; il_minimum = 1; } else if (pom == minimum) { il_minimum ++; } } cout << minimum << " " << il_minimum; return 0; } |