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  1. program decathlon;
  2. var X,Y:integer;
  3.  
  4. Function salta (X,Y:Integer):Integer;
  5. begin
  6. if X<=Y then salta:=0
  7. else salta:=500 + (X-Y);
  8. end;
  9. begin
  10. readln(X,Y);
  11. writeln(salta(X,Y));
  12. end.
Success #stdin #stdout 0s 5320KB
stdin
1500 0 
stdout
2000