uses 
   PABCSystem, __RedirectIOMode, __RunMode, ABCButtons, ABCHouse, ABCObjects,
   ABCSprites, BFSystem, CRT, DMCollect, DMTaskMaker, DMZadan, Drawman, 
   DrawManField, Events, FilesOperations, GOLDParserEngine, GraphABC, 
   GraphABCHelper, IniFile, PointerTools, PointRect, PT4, Robot, RobotField,
   RobotTaskMaker, RobotZadan, Sockets, Utils, VCL, Timers, PT4Exam, PT4TaskMakerNET, RBDMUtils,
   Collections, Arrays, Core, FormsABC, MPI;

begin
  writeln(cos(pi));
  readln;
end.