51e0369b55 2013-10-05        kinaba: #include <iostream>
51e0369b55 2013-10-05        kinaba: #include <sstream>
51e0369b55 2013-10-05        kinaba: #include <iomanip>
51e0369b55 2013-10-05        kinaba: #include <vector>
51e0369b55 2013-10-05        kinaba: #include <string>
51e0369b55 2013-10-05        kinaba: #include <map>
51e0369b55 2013-10-05        kinaba: #include <set>
51e0369b55 2013-10-05        kinaba: #include <algorithm>
51e0369b55 2013-10-05        kinaba: #include <numeric>
51e0369b55 2013-10-05        kinaba: #include <iterator>
51e0369b55 2013-10-05        kinaba: #include <functional>
51e0369b55 2013-10-05        kinaba: #include <complex>
51e0369b55 2013-10-05        kinaba: #include <queue>
51e0369b55 2013-10-05        kinaba: #include <stack>
51e0369b55 2013-10-05        kinaba: #include <cmath>
51e0369b55 2013-10-05        kinaba: #include <cassert>
51e0369b55 2013-10-05        kinaba: #include <tuple>
51e0369b55 2013-10-05        kinaba: using namespace std;
51e0369b55 2013-10-05        kinaba: typedef long long LL;
51e0369b55 2013-10-05        kinaba: typedef complex<double> CMP;
51e0369b55 2013-10-05        kinaba: 
51e0369b55 2013-10-05        kinaba: class LittleElephantAndBalls { public:
51e0369b55 2013-10-05        kinaba: 	int getNumber(string S)
51e0369b55 2013-10-05        kinaba: 	{
51e0369b55 2013-10-05        kinaba: 		int score = 0;
51e0369b55 2013-10-05        kinaba: 
51e0369b55 2013-10-05        kinaba: 		char chars[]="RGB";
51e0369b55 2013-10-05        kinaba: 
51e0369b55 2013-10-05        kinaba: 		int left[128]={}, right[128]={};
51e0369b55 2013-10-05        kinaba: 		for(char c : S)
51e0369b55 2013-10-05        kinaba: 		{
51e0369b55 2013-10-05        kinaba: 			for(char x: chars)
51e0369b55 2013-10-05        kinaba: 				score += left[x]+right[x];
51e0369b55 2013-10-05        kinaba: 			if(!left[c])
51e0369b55 2013-10-05        kinaba: 				left[c]++;
51e0369b55 2013-10-05        kinaba: 			else if (!right[c])
51e0369b55 2013-10-05        kinaba: 				right[c]++;
51e0369b55 2013-10-05        kinaba: 		}
51e0369b55 2013-10-05        kinaba: 		return score;
51e0369b55 2013-10-05        kinaba: 	}
51e0369b55 2013-10-05        kinaba: };
51e0369b55 2013-10-05        kinaba: 
51e0369b55 2013-10-05        kinaba: // BEGIN CUT HERE
51e0369b55 2013-10-05        kinaba: #include <ctime>
51e0369b55 2013-10-05        kinaba: double start_time; string timer()
51e0369b55 2013-10-05        kinaba:  { ostringstream os; os << " (" << int((clock()-start_time)/CLOCKS_PER_SEC*1000) << " msec)"; return os.str(); }
51e0369b55 2013-10-05        kinaba: template<typename T> ostream& operator<<(ostream& os, const vector<T>& v)
51e0369b55 2013-10-05        kinaba:  { os << "{ ";
51e0369b55 2013-10-05        kinaba:    for(typename vector<T>::const_iterator it=v.begin(); it!=v.end(); ++it)
51e0369b55 2013-10-05        kinaba:    os << '\"' << *it << '\"' << (it+1==v.end() ? "" : ", "); os << " }"; return os; }
51e0369b55 2013-10-05        kinaba: void verify_case(const int& Expected, const int& Received) {
51e0369b55 2013-10-05        kinaba:  bool ok = (Expected == Received);
51e0369b55 2013-10-05        kinaba:  if(ok) cerr << "PASSED" << timer() << endl;  else { cerr << "FAILED" << timer() << endl;
51e0369b55 2013-10-05        kinaba:  cerr << "\to: \"" << Expected << '\"' << endl << "\tx: \"" << Received << '\"' << endl; } }
51e0369b55 2013-10-05        kinaba: #define CASE(N) {cerr << "Test Case #" << N << "..." << flush; start_time=clock();
51e0369b55 2013-10-05        kinaba: #define END	 verify_case(_, LittleElephantAndBalls().getNumber(S));}
51e0369b55 2013-10-05        kinaba: int main(){
51e0369b55 2013-10-05        kinaba: 
51e0369b55 2013-10-05        kinaba: CASE(0)
51e0369b55 2013-10-05        kinaba: 	string S = "RGB";
51e0369b55 2013-10-05        kinaba: 	int _ = 3;
51e0369b55 2013-10-05        kinaba: END
51e0369b55 2013-10-05        kinaba: CASE(1)
51e0369b55 2013-10-05        kinaba: 	string S = "RGGRBBB";
51e0369b55 2013-10-05        kinaba: 	int _ = 21;
51e0369b55 2013-10-05        kinaba: END
51e0369b55 2013-10-05        kinaba: CASE(2)
51e0369b55 2013-10-05        kinaba: 	string S = "RRRGBRR";
51e0369b55 2013-10-05        kinaba: 	int _ = 16;
51e0369b55 2013-10-05        kinaba: END
51e0369b55 2013-10-05        kinaba: CASE(3)
51e0369b55 2013-10-05        kinaba: 	string S = "RRRR";
51e0369b55 2013-10-05        kinaba: 	int _ = 5;
51e0369b55 2013-10-05        kinaba: END
51e0369b55 2013-10-05        kinaba: CASE(4)
51e0369b55 2013-10-05        kinaba: 	string S = "GGRRRGR";
51e0369b55 2013-10-05        kinaba: 	int _ = 18;
51e0369b55 2013-10-05        kinaba: END
51e0369b55 2013-10-05        kinaba: CASE(5)
51e0369b55 2013-10-05        kinaba: 	string S = "G";
51e0369b55 2013-10-05        kinaba: 	int _ = 0;
51e0369b55 2013-10-05        kinaba: END
51e0369b55 2013-10-05        kinaba: /*
51e0369b55 2013-10-05        kinaba: CASE(6)
51e0369b55 2013-10-05        kinaba: 	string S = ;
51e0369b55 2013-10-05        kinaba: 	int _ = ;
51e0369b55 2013-10-05        kinaba: END
51e0369b55 2013-10-05        kinaba: CASE(7)
51e0369b55 2013-10-05        kinaba: 	string S = ;
51e0369b55 2013-10-05        kinaba: 	int _ = ;
51e0369b55 2013-10-05        kinaba: END
51e0369b55 2013-10-05        kinaba: */
51e0369b55 2013-10-05        kinaba: }
51e0369b55 2013-10-05        kinaba: // END CUT HERE