ADDED   SRM/TCO22-3-U/1A.cpp
Index: SRM/TCO22-3-U/1A.cpp
==================================================================
--- SRM/TCO22-3-U/1A.cpp
+++ SRM/TCO22-3-U/1A.cpp
@@ -0,0 +1,257 @@
+#include <iostream>
+#include <sstream>
+#include <iomanip>
+#include <vector>
+#include <string>
+#include <map>
+#include <set>
+#include <algorithm>
+#include <numeric>
+#include <iterator>
+#include <functional>
+#include <complex>
+#include <queue>
+#include <stack>
+#include <cmath>
+#include <cassert>
+#include <tuple>
+using namespace std;
+typedef long long LL;
+typedef complex<double> CMP;
+
+class TwoDimensionalSort { public:
+	vector <int> sortLetters(vector <string> board)
+	{
+		vector<int> ans;
+		int next_x = 0;
+		for (int y = 0; y < 26; ++y) {
+			int np = 26 - count(board[y].begin(), board[y].end(), '.');
+			// shift to [next_x .. next_x+np)
+			for (;;) {
+				int done = 0;
+				for (int x = 0, i = 0; x < 26; ++x) {
+					if (board[y][x] != '.') {
+						int xx = next_x + i;
+						if (xx == x)
+							done++;
+						else if(board[y][xx]=='.'){
+							int l = min(x, xx) + 1;
+							int r = max(x, xx);
+							if (count(board[y].begin() + l, board[y].begin() + r, '.') == r - l) {
+								ans.push_back(y);
+								ans.push_back(x);
+								ans.push_back(y);
+								ans.push_back(xx);
+								board[y][xx] = board[y][x];
+								board[y][x] = '.';
+								break;
+							}
+						}
+						++i;
+					}
+				}
+				if (done == np)
+					break;
+			}
+			next_x += np;
+		}
+
+		for (int y = 0; y < 26; ++y) {
+			for (int x = 0; x < 26; ++x) {
+				if (board[y][x] != '.') {
+					int yy = board[y][x] - 'A';
+					if (y != yy) {
+						ans.push_back(y);
+						ans.push_back(x);
+						ans.push_back(yy);
+						ans.push_back(x);
+					}
+				}
+			}
+		}
+		cerr << ans.size() / 4 << endl;
+		return ans;
+	}
+};
+
+// BEGIN CUT HERE
+#include <ctime>
+double start_time; string timer()
+ { ostringstream os; os << " (" << int((clock()-start_time)/CLOCKS_PER_SEC*1000) << " msec)"; return os.str(); }
+template<typename T> ostream& operator<<(ostream& os, const vector<T>& v)
+ { os << "{ ";
+   for(typename vector<T>::const_iterator it=v.begin(); it!=v.end(); ++it)
+   os << '\"' << *it << '\"' << (it+1==v.end() ? "" : ", "); os << " }"; return os; }
+void verify_case(const vector <int>& Expected, const vector <int>& Received) {
+ bool ok = (Expected == Received);
+ if(ok) cerr << "PASSED" << timer() << endl;  else { cerr << "FAILED" << timer() << endl;
+ cerr << "\to: " << Expected << endl << "\tx: " << Received << endl; } }
+#define CASE(N) {cerr << "Test Case #" << N << "..." << flush; start_time=clock();
+#define END	 verify_case(_, TwoDimensionalSort().sortLetters(board));}
+int main(){
+
+CASE(0)
+	string board_[] = {"..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ ".........................."};
+	  vector <string> board(board_, board_+sizeof(board_)/sizeof(*board_)); 
+	vector <int> _; 
+END
+CASE(1)
+	string board_[] = {"..........................",
+ "..........................",
+ "......B...................",
+ "..............Q...........",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ ".........................."};
+	  vector <string> board(board_, board_+sizeof(board_)/sizeof(*board_)); 
+	int __[] = {3, 14, 3, 17 };
+	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
+END
+CASE(2)
+	string board_[] = {"..........................",
+ "..........................",
+ "..........................",
+ ".....BCDE.................",
+ ".....F....................",
+ ".....G.A..................",
+ ".....H....................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ ".........................."};
+	  vector <string> board(board_, board_+sizeof(board_)/sizeof(*board_)); 
+	int __[] = {5, 7, 5, 9, 5, 9, 2, 9 };
+	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
+END
+CASE(3)
+	string board_[] = {"..........................",
+ "..........................",
+ "..........................",
+ ".....BCED.................",
+ ".....F....................",
+ ".....G.A..................",
+ ".....H....................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ "..........................",
+ ".........................."};
+	  vector <string> board(board_, board_+sizeof(board_)/sizeof(*board_)); 
+	int __[] = {3, 7, 2, 7, 2, 7, 2, 11, 5, 7, 0, 7, 2, 11, 3, 11 };
+	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
+	  END
+		  CASE(4)
+		  string board_[] = {
+				  "..........................",
+				  "..........................",
+				  "..........................",
+				  "..........................",
+				  "..............P...........",
+				  "..............Q...........",
+				  "..............N...........",
+				  "..............X...........",
+				  "..............E...........",
+				  "..............H...........",
+				  "..............L...........",
+				  "..............O...........",
+				  "..............J...........",
+				  "..............B...........",
+				  "..............Y...........",
+				  "..............A...........",
+				  "..............T...........",
+				  "..............I...........",
+				  "..............D...........",
+				  "..............G...........",
+				  "..............U...........",
+				  "..............S...........",
+				  "..............K...........",
+				  "..............C...........",
+				  "..........................",
+				  ".........................." };
+	  vector <string> board(board_, board_+sizeof(board_)/sizeof(*board_)); 
+	  int __[] = { -1 };
+	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
+END
+/*
+CASE(5)
+	string board_[] = ;
+	  vector <string> board(board_, board_+sizeof(board_)/sizeof(*board_)); 
+	int __[] = ;
+	  vector <int> _(__, __+sizeof(__)/sizeof(*__)); 
+END
+*/
+}
+// END CUT HERE