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Apr 2nd, 2020
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  1. program olymp;
  2. var
  3. s1,s2,s3 : string;
  4. e1,e2,e3 : char;
  5. p1,p2,p3,p4 : longint;
  6.  
  7. begin
  8. readln(s1);
  9. readln(e1);
  10. s2:=s1;
  11. s3:=s2;
  12. p1:=pos(e1,s1);
  13. delete(s1,p1,1);
  14. p4:=pos(e1,s1);
  15. delete(s1,p4,1);
  16. p3:=pos(e1,s1);
  17. writeln(p3);
  18. end.
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