#include <vector> #include <iostream> #include <sstream> #include <math.h> #include <sys/time.h> #include <cstdlib> #include <algorithm> #include <cassert> #include <cstring> #include <fstream> #include <set> #include <map> #include <iomanip> #include <queue> #include <limits> #define FOR(i,a,b) for(__typeof(b) i=(a);i<(b);++i) #define REP(i,a) FOR(i,0,a) #define FOREACH(x,c) for(__typeof(c.begin()) x=c.begin();x != c.end(); x++) #define ALL(c) c.begin(),c.end() #define CLEAR(c) memset(c,0,sizeof(c)) #define SIZE(c) (int) ((c).size()) #define PB push_back #define MP make_pair #define X first #define Y second #define ULL unsigned long long #define LL long long #define LD long double #define II pair<int, int> #define DD pair<double, double> #define FF pair<float,float> #define VC vector #define VI VC<int> #define VVI VC<VI> #define VVVI VC<VVI> #define VD VC<double> #define VS VC<string> #define VII VC<II> #define VDD VC<DD> #define VFF VC<FF> #define VVD VC<VD> #define VVVD VC<VVD> #define VULL VC<ULL> #define DB(a) cerr << #a << ": " << a << endl; using namespace std; template<class T> void print(VC < T > v) {cerr << "[";if (SIZE(v) != 0) cerr << v[0]; FOR(i, 1, SIZE(v)) cerr << "," << v[i]; cerr << "]\n";} template<class T> string i2s(T &x) { ostringstream o; o << x; return o.str(); } VS split(string &s, char c = ' ') {VS all; int p = 0, np; while (np = s.find(c, p), np >= 0) {all.PB(s.substr(p, np - p)); p = np + 1;} if (p < SIZE(s)) all.PB(s.substr(p)); return all;} #define INFTY 1e9 int dx[4] = {1,-1, 0, 0}; int dy[4] = {0, 0, 1,-1}; int main(int argc, char *argv[]){ int n,m,k; cin >> n >> m >> k; VS board(n); REP(i,n) cin >> board[i]; VVI sol(n,VI(m,INFTY)); sol[0][0] = 0; queue<II> q; q.push(MP(0,0)); while(!q.empty()){ II e = q.front(); q.pop(); int x = e.X, y = e.Y; if (x == n-1 && y == m-1) break; REP(d,4){ int xx = x+dx[d]; int yy = y+dy[d]; if (xx < 0 || xx >= n) continue; if (yy < 0 || yy >= m) continue; if (board[xx][yy] == 'X') continue; if (sol[xx][yy] != INFTY) continue; sol[xx][yy] = sol[x][y]+1; q.push(MP(xx,yy)); } } int a = n-1 + m-1; int b = (sol[n-1][m-1] - a)/2; a += b; long long best = numeric_limits<long long>::max(); int cnt = 1; REP(i,k){ long long x,y; cin >> x >> y; long long v = x*a + y*b; if (v < best){ best = v; cnt = 1; } else if (v == best) cnt++; } cout << best << " " << cnt << endl; 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 | #include <vector> #include <iostream> #include <sstream> #include <math.h> #include <sys/time.h> #include <cstdlib> #include <algorithm> #include <cassert> #include <cstring> #include <fstream> #include <set> #include <map> #include <iomanip> #include <queue> #include <limits> #define FOR(i,a,b) for(__typeof(b) i=(a);i<(b);++i) #define REP(i,a) FOR(i,0,a) #define FOREACH(x,c) for(__typeof(c.begin()) x=c.begin();x != c.end(); x++) #define ALL(c) c.begin(),c.end() #define CLEAR(c) memset(c,0,sizeof(c)) #define SIZE(c) (int) ((c).size()) #define PB push_back #define MP make_pair #define X first #define Y second #define ULL unsigned long long #define LL long long #define LD long double #define II pair<int, int> #define DD pair<double, double> #define FF pair<float,float> #define VC vector #define VI VC<int> #define VVI VC<VI> #define VVVI VC<VVI> #define VD VC<double> #define VS VC<string> #define VII VC<II> #define VDD VC<DD> #define VFF VC<FF> #define VVD VC<VD> #define VVVD VC<VVD> #define VULL VC<ULL> #define DB(a) cerr << #a << ": " << a << endl; using namespace std; template<class T> void print(VC < T > v) {cerr << "[";if (SIZE(v) != 0) cerr << v[0]; FOR(i, 1, SIZE(v)) cerr << "," << v[i]; cerr << "]\n";} template<class T> string i2s(T &x) { ostringstream o; o << x; return o.str(); } VS split(string &s, char c = ' ') {VS all; int p = 0, np; while (np = s.find(c, p), np >= 0) {all.PB(s.substr(p, np - p)); p = np + 1;} if (p < SIZE(s)) all.PB(s.substr(p)); return all;} #define INFTY 1e9 int dx[4] = {1,-1, 0, 0}; int dy[4] = {0, 0, 1,-1}; int main(int argc, char *argv[]){ int n,m,k; cin >> n >> m >> k; VS board(n); REP(i,n) cin >> board[i]; VVI sol(n,VI(m,INFTY)); sol[0][0] = 0; queue<II> q; q.push(MP(0,0)); while(!q.empty()){ II e = q.front(); q.pop(); int x = e.X, y = e.Y; if (x == n-1 && y == m-1) break; REP(d,4){ int xx = x+dx[d]; int yy = y+dy[d]; if (xx < 0 || xx >= n) continue; if (yy < 0 || yy >= m) continue; if (board[xx][yy] == 'X') continue; if (sol[xx][yy] != INFTY) continue; sol[xx][yy] = sol[x][y]+1; q.push(MP(xx,yy)); } } int a = n-1 + m-1; int b = (sol[n-1][m-1] - a)/2; a += b; long long best = numeric_limits<long long>::max(); int cnt = 1; REP(i,k){ long long x,y; cin >> x >> y; long long v = x*a + y*b; if (v < best){ best = v; cnt = 1; } else if (v == best) cnt++; } cout << best << " " << cnt << endl; return 0; } |