4fd800b3a8 2011-02-23        kinaba: #include <iostream>
4fd800b3a8 2011-02-23        kinaba: #include <sstream>
4fd800b3a8 2011-02-23        kinaba: #include <iomanip>
4fd800b3a8 2011-02-23        kinaba: #include <vector>
4fd800b3a8 2011-02-23        kinaba: #include <string>
4fd800b3a8 2011-02-23        kinaba: #include <map>
4fd800b3a8 2011-02-23        kinaba: #include <set>
4fd800b3a8 2011-02-23        kinaba: #include <algorithm>
4fd800b3a8 2011-02-23        kinaba: #include <numeric>
4fd800b3a8 2011-02-23        kinaba: #include <iterator>
4fd800b3a8 2011-02-23        kinaba: #include <functional>
4fd800b3a8 2011-02-23        kinaba: #include <complex>
4fd800b3a8 2011-02-23        kinaba: #include <queue>
4fd800b3a8 2011-02-23        kinaba: #include <stack>
4fd800b3a8 2011-02-23        kinaba: #include <cmath>
4fd800b3a8 2011-02-23        kinaba: #include <cassert>
4fd800b3a8 2011-02-23        kinaba: #include <cstring>
4fd800b3a8 2011-02-23        kinaba: using namespace std;
4fd800b3a8 2011-02-23        kinaba: typedef long long LL;
4fd800b3a8 2011-02-23        kinaba: typedef complex<double> CMP;
4fd800b3a8 2011-02-23        kinaba: 
4fd800b3a8 2011-02-23        kinaba: class Squares { public:
4fd800b3a8 2011-02-23        kinaba: 	int countSquares(vector <string> field)
4fd800b3a8 2011-02-23        kinaba: 	{
4fd800b3a8 2011-02-23        kinaba: 		const int H = field.size();
4fd800b3a8 2011-02-23        kinaba: 		const int W = field[0].size();
4fd800b3a8 2011-02-23        kinaba: 
4fd800b3a8 2011-02-23        kinaba: 		int cnt = 0;
4fd800b3a8 2011-02-23        kinaba: 		for(int y=0; y<H; ++y)
4fd800b3a8 2011-02-23        kinaba: 		for(int x=0; x<W; ++x)
4fd800b3a8 2011-02-23        kinaba: 			for(int y2=0; y2<H; ++y2)
4fd800b3a8 2011-02-23        kinaba: 			for(int x2=0; x2<W; ++x2) if( y!=y2 || x!=x2 )
4fd800b3a8 2011-02-23        kinaba: 			{
4fd800b3a8 2011-02-23        kinaba: 				char c = field[y][x];
4fd800b3a8 2011-02-23        kinaba: 				int x3 = x+(y2-y);
4fd800b3a8 2011-02-23        kinaba: 				int y3 = y-(x2-x);
4fd800b3a8 2011-02-23        kinaba: 				int x4 = x3+(x2-x);
4fd800b3a8 2011-02-23        kinaba: 				int y4 = y3+(y2-y);
4fd800b3a8 2011-02-23        kinaba: 				if( 0<=x3 && x3<W && 0<=y3 && y3<H )
4fd800b3a8 2011-02-23        kinaba: 				if( 0<=x4 && x4<W && 0<=y4 && y4<H )
4fd800b3a8 2011-02-23        kinaba: 				if( field[y2][x2]==c && field[y3][x3]==c && field[y4][x4]==c )
4fd800b3a8 2011-02-23        kinaba: 					++cnt;
4fd800b3a8 2011-02-23        kinaba: 			}
4fd800b3a8 2011-02-23        kinaba: 		return cnt/4;
4fd800b3a8 2011-02-23        kinaba: 	}
4fd800b3a8 2011-02-23        kinaba: };
4fd800b3a8 2011-02-23        kinaba: 
4fd800b3a8 2011-02-23        kinaba: // BEGIN CUT HERE
4fd800b3a8 2011-02-23        kinaba: #include <ctime>
4fd800b3a8 2011-02-23        kinaba: double start_time; string timer()
4fd800b3a8 2011-02-23        kinaba:  { ostringstream os; os << " (" << int((clock()-start_time)/CLOCKS_PER_SEC*1000) << " msec)"; return os.str(); }
4fd800b3a8 2011-02-23        kinaba: template<typename T> ostream& operator<<(ostream& os, const vector<T>& v)
4fd800b3a8 2011-02-23        kinaba:  { os << "{ ";
4fd800b3a8 2011-02-23        kinaba:    for(typename vector<T>::const_iterator it=v.begin(); it!=v.end(); ++it)
4fd800b3a8 2011-02-23        kinaba:    os << '\"' << *it << '\"' << (it+1==v.end() ? "" : ", "); os << " }"; return os; }
4fd800b3a8 2011-02-23        kinaba: void verify_case(const int& Expected, const int& Received) {
4fd800b3a8 2011-02-23        kinaba:  bool ok = (Expected == Received);
4fd800b3a8 2011-02-23        kinaba:  if(ok) cerr << "PASSED" << timer() << endl;  else { cerr << "FAILED" << timer() << endl;
4fd800b3a8 2011-02-23        kinaba:  cerr << "\to: \"" << Expected << '\"' << endl << "\tx: \"" << Received << '\"' << endl; } }
4fd800b3a8 2011-02-23        kinaba: #define CASE(N) {cerr << "Test Case #" << N << "..." << flush; start_time=clock();
4fd800b3a8 2011-02-23        kinaba: #define END	 verify_case(_, Squares().countSquares(field));}
4fd800b3a8 2011-02-23        kinaba: int main(){
4fd800b3a8 2011-02-23        kinaba: 
4fd800b3a8 2011-02-23        kinaba: CASE(0)
4fd800b3a8 2011-02-23        kinaba: 	string field_[] = {"ABA", "BAB", "ABA"};
4fd800b3a8 2011-02-23        kinaba: 	  vector <string> field(field_, field_+sizeof(field_)/sizeof(*field_));
4fd800b3a8 2011-02-23        kinaba: 	int _ = 2;
4fd800b3a8 2011-02-23        kinaba: END
4fd800b3a8 2011-02-23        kinaba: CASE(1)
4fd800b3a8 2011-02-23        kinaba: 	string field_[] = {"AA", "AA"};
4fd800b3a8 2011-02-23        kinaba: 	  vector <string> field(field_, field_+sizeof(field_)/sizeof(*field_));
4fd800b3a8 2011-02-23        kinaba: 	int _ = 1;
4fd800b3a8 2011-02-23        kinaba: END
4fd800b3a8 2011-02-23        kinaba: CASE(2)
4fd800b3a8 2011-02-23        kinaba: 	string field_[] = {"ABC", "DEF", "GHI"};
4fd800b3a8 2011-02-23        kinaba: 	  vector <string> field(field_, field_+sizeof(field_)/sizeof(*field_));
4fd800b3a8 2011-02-23        kinaba: 	int _ = 0;
4fd800b3a8 2011-02-23        kinaba: END
4fd800b3a8 2011-02-23        kinaba: CASE(3)
4fd800b3a8 2011-02-23        kinaba: 	string field_[] = {"AABCA", "AAAAA", "BAAAB", "AAAEA", "ADBFA"};
4fd800b3a8 2011-02-23        kinaba: 	  vector <string> field(field_, field_+sizeof(field_)/sizeof(*field_));
4fd800b3a8 2011-02-23        kinaba: 	int _ = 11;
4fd800b3a8 2011-02-23        kinaba: END
4fd800b3a8 2011-02-23        kinaba: /*
4fd800b3a8 2011-02-23        kinaba: CASE(4)
4fd800b3a8 2011-02-23        kinaba: 	string field_[] = ;
4fd800b3a8 2011-02-23        kinaba: 	  vector <string> field(field_, field_+sizeof(field_)/sizeof(*field_));
4fd800b3a8 2011-02-23        kinaba: 	int _ = ;
4fd800b3a8 2011-02-23        kinaba: END
4fd800b3a8 2011-02-23        kinaba: CASE(5)
4fd800b3a8 2011-02-23        kinaba: 	string field_[] = ;
4fd800b3a8 2011-02-23        kinaba: 	  vector <string> field(field_, field_+sizeof(field_)/sizeof(*field_));
4fd800b3a8 2011-02-23        kinaba: 	int _ = ;
4fd800b3a8 2011-02-23        kinaba: END
4fd800b3a8 2011-02-23        kinaba: */
4fd800b3a8 2011-02-23        kinaba: }
4fd800b3a8 2011-02-23        kinaba: // END CUT HERE