#define _CRT_SECURE_NO_WARNINGS 1 #define _WINSOCK_DEPRECATED_NO_WARNINGS 1 #include <iostream> #include <string> #include <vector> #include <set> #include <queue> #include <map> using namespace std; int mapa[2002][2002]; int main() { int n, m, k; scanf("%d%d%d", &n, &m, &k); char nl; scanf("%c", &nl); for (int i = 0; i < n; ++i) { for (int j = 0; j < m; ++j) { char c; scanf("%c", &c); mapa[i][j] = c == 'X' ? -1 : 0; } scanf("%c", &nl); } /*n = 2000; m = 2000; k = 0;*/ int length; queue<pair<int, int>> q; q.push(make_pair(0, 0)); mapa[0][0] = -2; while (!q.empty()) { auto t = q.front(); q.pop(); if (t.first > 0) { if (mapa[t.first - 1][t.second] == 0) { mapa[t.first - 1][t.second] = 1; q.push(make_pair(t.first - 1, t.second)); } } if (t.first < n - 1) { if ((mapa[t.first + 1][t.second] == 0) ) { mapa[t.first + 1][t.second] = 3; q.push(make_pair(t.first + 1, t.second)); } } if (t.second > 0) { if ((mapa[t.first][t.second - 1] == 0) ) { mapa[t.first][t.second - 1] = 4; q.push(make_pair(t.first, t.second - 1)); } } if (t.second < m - 1) { if ((mapa[t.first][t.second + 1] == 0) ) { mapa[t.first][t.second + 1] = 2; q.push(make_pair(t.first, t.second + 1)); } } } int si = n - 1; int sj = m - 1; long long upr = 0; long long dol = 0; while (!((si == 0) && (sj == 0))) { int d = mapa[si][sj]; switch (d) { case 1: si++; dol++; break; case 2: sj--; upr++; break; case 3: si--; upr++; break; case 4: sj++; dol++; break; } } long long min = 922337203685477580; long long count =0 ; while (k-- > 0) { long long a, b; scanf("%lld%lld", &a, &b); long long result = upr * a + dol * b; if (result < min) { min = result; count = 0; } if (result == min) { count++; } } printf("%lld %lld", min, count); }
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 | #define _CRT_SECURE_NO_WARNINGS 1 #define _WINSOCK_DEPRECATED_NO_WARNINGS 1 #include <iostream> #include <string> #include <vector> #include <set> #include <queue> #include <map> using namespace std; int mapa[2002][2002]; int main() { int n, m, k; scanf("%d%d%d", &n, &m, &k); char nl; scanf("%c", &nl); for (int i = 0; i < n; ++i) { for (int j = 0; j < m; ++j) { char c; scanf("%c", &c); mapa[i][j] = c == 'X' ? -1 : 0; } scanf("%c", &nl); } /*n = 2000; m = 2000; k = 0;*/ int length; queue<pair<int, int>> q; q.push(make_pair(0, 0)); mapa[0][0] = -2; while (!q.empty()) { auto t = q.front(); q.pop(); if (t.first > 0) { if (mapa[t.first - 1][t.second] == 0) { mapa[t.first - 1][t.second] = 1; q.push(make_pair(t.first - 1, t.second)); } } if (t.first < n - 1) { if ((mapa[t.first + 1][t.second] == 0) ) { mapa[t.first + 1][t.second] = 3; q.push(make_pair(t.first + 1, t.second)); } } if (t.second > 0) { if ((mapa[t.first][t.second - 1] == 0) ) { mapa[t.first][t.second - 1] = 4; q.push(make_pair(t.first, t.second - 1)); } } if (t.second < m - 1) { if ((mapa[t.first][t.second + 1] == 0) ) { mapa[t.first][t.second + 1] = 2; q.push(make_pair(t.first, t.second + 1)); } } } int si = n - 1; int sj = m - 1; long long upr = 0; long long dol = 0; while (!((si == 0) && (sj == 0))) { int d = mapa[si][sj]; switch (d) { case 1: si++; dol++; break; case 2: sj--; upr++; break; case 3: si--; upr++; break; case 4: sj++; dol++; break; } } long long min = 922337203685477580; long long count =0 ; while (k-- > 0) { long long a, b; scanf("%lld%lld", &a, &b); long long result = upr * a + dol * b; if (result < min) { min = result; count = 0; } if (result == min) { count++; } } printf("%lld %lld", min, count); } |