#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); } |
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