#include <iostream> #include <set> #include <vector> #include <algorithm> #include <cstring> #include <cmath> using namespace std; //#undef _HOME_ #ifdef _HOME_ #define DEBUG(x) x #else #define DEBUG(x) #endif #define REP(x,n) for(int x=0;x<(n);++x) #define FOREACH(x,n) for(__typeof(n.begin()) x = (n).begin(); x != (n).end(); ++x) #define RESULT(x) {cout<<(x);return 0;} int n,m,q; template<typename _T> ostream& operator<<(ostream& os, const vector<_T>& v) { FOREACH(it, v) os<<*it<<" "; return os; } struct DATA { string str; bool operator[](int i) const { return str[i%str.size()]=='1'; } }; istream& operator>>(istream& is, DATA& d) { return is>>d.str; } ostream& operator<<(ostream& os, const DATA& d) { return os<<d.str; } template<typename _T, typename _U> ostream& operator<<(ostream& os, const pair<_T, _U>& p) { return os<<"{"<<p.first<<","<<p.second<<"}"; } vector<vector<DATA> > board; bool present[9]; #define INVALID {valid=false; break;} pair<char,vector<int>> separations[1000]; void calculateBoard(int i) { DEBUG( cerr<<"calculate board ["<<i<<"]"<<endl; cerr<<"board is:"<<endl; REP(x,n) { REP(y,m) cerr<<board[x][y][i]; cerr<<endl; } ) vector<int> separateRows; vector<int> separateCols; bool valid=true; REP(x,n) { valid=true; REP(y,m) if (!board[x][y][i]) INVALID; if (valid) separateRows.push_back(x); } REP(y,m) { valid=true; REP(x,n) if (board[x][y][i]) INVALID; if (valid) separateCols.push_back(y); } if (separateCols.empty() && separateRows.empty()) { DEBUG(cerr<<"no separations"<<endl;) separations[i] = make_pair('N', separateCols); } else if (separateCols.empty()) { DEBUG(cerr<<"separate rows: "<<separateRows<<endl;) separations[i] = make_pair('R', separateRows); } else if (separateRows.empty()) { DEBUG(cerr<<"separate cols: "<<separateCols<<endl;) separations[i] = make_pair('C', separateCols); } } void move(const vector<int>& v,int& from, int& to) { if (from < to) { auto iter = lower_bound(v.begin(), v.end(), from); DEBUG(cerr<<"lower_bound is "<<(iter==v.end()?-1:*iter)<<endl;) if (iter == v.end()) from = to; else if (from != *iter) from = min(to, (*iter)); } else if (from > to) { auto iter = lower_bound(v.begin(), v.end(), from); DEBUG(cerr<<"lower_bound is "<<(iter==v.end()?-1:*iter)<<endl;) if (iter == v.begin()) from = to; else if (from != *(iter-1)) from = max(to, 1+*(iter-1)); } } int inline solve(int& lcm, int& t, int& a, int& b, int& c, int& d) { if (a==c && b==d) return t; while(a!=c || b!=d) { DEBUG(cerr<<"time "<<t<<" / "<<(t%lcm)<<", get from "<<make_pair(a,b)<<" to "<<make_pair(c,d)<<endl;) const pair<char,vector<int>>& sep = separations[t++ % lcm]; const vector<int>& v = sep.second; DEBUG(cerr<<"separators are: "<<sep<<endl;) switch(sep.first) { case 'N': return t-1; case 'C': a=c; move(v,b,d); break; case 'R': b=d; move(v,a,c); break; } } return t-1; } int main() { ios_base::sync_with_stdio(0); cin>>n>>m>>q; board=vector<vector<DATA> >(n,vector<DATA>(m)); REP(x,n) { REP(y,m) { cin>>board[x][y]; present[board[x][y].str.size()] = true; } } DEBUG( REP(x,n) { cerr << board[x] << endl; } ) int lcm=1; if (present[8]) lcm*=8; else if (present[4]) lcm *= 4; else if (present[2]||present[6]) lcm *= 2; if (present[7]) lcm*=7; if (present[5]) lcm *= 5; if (present[6] || present[3]) lcm *= 3; DEBUG(cerr<<"LCM="<<lcm<<endl;) REP(x,lcm) calculateBoard(x); DEBUG( REP(x,lcm) cerr<<x<<" -> "<<separations[x]<<endl; ) int t,a,b,c,d; REP(x,q) { cin>>t>>a>>b>>c>>d; cout<<solve(lcm,t,a,b,c,d)<<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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 | #include <iostream> #include <set> #include <vector> #include <algorithm> #include <cstring> #include <cmath> using namespace std; //#undef _HOME_ #ifdef _HOME_ #define DEBUG(x) x #else #define DEBUG(x) #endif #define REP(x,n) for(int x=0;x<(n);++x) #define FOREACH(x,n) for(__typeof(n.begin()) x = (n).begin(); x != (n).end(); ++x) #define RESULT(x) {cout<<(x);return 0;} int n,m,q; template<typename _T> ostream& operator<<(ostream& os, const vector<_T>& v) { FOREACH(it, v) os<<*it<<" "; return os; } struct DATA { string str; bool operator[](int i) const { return str[i%str.size()]=='1'; } }; istream& operator>>(istream& is, DATA& d) { return is>>d.str; } ostream& operator<<(ostream& os, const DATA& d) { return os<<d.str; } template<typename _T, typename _U> ostream& operator<<(ostream& os, const pair<_T, _U>& p) { return os<<"{"<<p.first<<","<<p.second<<"}"; } vector<vector<DATA> > board; bool present[9]; #define INVALID {valid=false; break;} pair<char,vector<int>> separations[1000]; void calculateBoard(int i) { DEBUG( cerr<<"calculate board ["<<i<<"]"<<endl; cerr<<"board is:"<<endl; REP(x,n) { REP(y,m) cerr<<board[x][y][i]; cerr<<endl; } ) vector<int> separateRows; vector<int> separateCols; bool valid=true; REP(x,n) { valid=true; REP(y,m) if (!board[x][y][i]) INVALID; if (valid) separateRows.push_back(x); } REP(y,m) { valid=true; REP(x,n) if (board[x][y][i]) INVALID; if (valid) separateCols.push_back(y); } if (separateCols.empty() && separateRows.empty()) { DEBUG(cerr<<"no separations"<<endl;) separations[i] = make_pair('N', separateCols); } else if (separateCols.empty()) { DEBUG(cerr<<"separate rows: "<<separateRows<<endl;) separations[i] = make_pair('R', separateRows); } else if (separateRows.empty()) { DEBUG(cerr<<"separate cols: "<<separateCols<<endl;) separations[i] = make_pair('C', separateCols); } } void move(const vector<int>& v,int& from, int& to) { if (from < to) { auto iter = lower_bound(v.begin(), v.end(), from); DEBUG(cerr<<"lower_bound is "<<(iter==v.end()?-1:*iter)<<endl;) if (iter == v.end()) from = to; else if (from != *iter) from = min(to, (*iter)); } else if (from > to) { auto iter = lower_bound(v.begin(), v.end(), from); DEBUG(cerr<<"lower_bound is "<<(iter==v.end()?-1:*iter)<<endl;) if (iter == v.begin()) from = to; else if (from != *(iter-1)) from = max(to, 1+*(iter-1)); } } int inline solve(int& lcm, int& t, int& a, int& b, int& c, int& d) { if (a==c && b==d) return t; while(a!=c || b!=d) { DEBUG(cerr<<"time "<<t<<" / "<<(t%lcm)<<", get from "<<make_pair(a,b)<<" to "<<make_pair(c,d)<<endl;) const pair<char,vector<int>>& sep = separations[t++ % lcm]; const vector<int>& v = sep.second; DEBUG(cerr<<"separators are: "<<sep<<endl;) switch(sep.first) { case 'N': return t-1; case 'C': a=c; move(v,b,d); break; case 'R': b=d; move(v,a,c); break; } } return t-1; } int main() { ios_base::sync_with_stdio(0); cin>>n>>m>>q; board=vector<vector<DATA> >(n,vector<DATA>(m)); REP(x,n) { REP(y,m) { cin>>board[x][y]; present[board[x][y].str.size()] = true; } } DEBUG( REP(x,n) { cerr << board[x] << endl; } ) int lcm=1; if (present[8]) lcm*=8; else if (present[4]) lcm *= 4; else if (present[2]||present[6]) lcm *= 2; if (present[7]) lcm*=7; if (present[5]) lcm *= 5; if (present[6] || present[3]) lcm *= 3; DEBUG(cerr<<"LCM="<<lcm<<endl;) REP(x,lcm) calculateBoard(x); DEBUG( REP(x,lcm) cerr<<x<<" -> "<<separations[x]<<endl; ) int t,a,b,c,d; REP(x,q) { cin>>t>>a>>b>>c>>d; cout<<solve(lcm,t,a,b,c,d)<<endl; } return 0; } |