uses 
   PABCSystem, PABCExtensions, __RedirectIOMode, __RunMode, ABCButtons, ABCHouse, ABCObjects,
   ABCSprites, CRT, DMCollect, DMTaskMaker, DMZadan, Drawman, 
   DrawManField, Events, FilesOperations, 
   GraphABC, GraphABCHelper, TurtleABC, 
   GraphWPFBase,
   Graph3D,
   GraphWPF, Coords, Turtle, TurtleWPF,
   WPFObjects,
   NumLibABC,
   IniFile, PointerTools, PointRect, 
   PT4, PT4_32, PT4Exam, PT4MakerNetX, PT4TaskMakerNET, 
   Robot, RobotField,
   RobotTaskMaker, RobotZadan, Sockets, Utils, VCL, Timers, RBDMUtils,
   Collections, Arrays, Core, FormsABC, MPI, ClientServer, Speech, Sounds, Countries,
   ABCDatabases, PT4Databases, BlockFileOfT, Controls,
   OpenCLABC, OpenCL,
   OpenGLABC, OpenGL,
   BBCMicroBit, School, SF, TwoPanelsWindow, NUnitABC, PlotWPF, XLSX, LightPT, Tasks, Мозаика,
   TasksArr, TasksMatr, TasksStr, Tasks1Begin, Tasks1BoolIfCase, Tasks1Loops, Tasks1Arr,
   WPF,
   DataFrameABC, DataFrameABCCore, LinearAlgebraML, PreprocessorABC,
   MetricsABC, MLABC, MLCoreABC, MLModelsABC, ValidationML, MLExceptions, InspectionML, MLPipelineABC,
   PlotML, MLDatasets, DataAdapters, MLUtilsABC
   ;
   
begin
  writeln(cos(pi));
  readln;
end.