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Feb 21st, 2019
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  1. <html>
  2. <head>
  3. <meta charset="UTF-8">
  4. </head>
  5. <body>
  6.  
  7. <script>
  8. var wyraz=prompt("podaj dowolny wyraz...");
  9. var dl=wyraz.length;
  10. var jest=false;
  11. for (var i=0; i<dl;i++)
  12. if(wyraz[i]=="a")
  13. jest=true;
  14. if (jest)
  15. document.write("w wyrazie wystepuje litera a");
  16. else
  17. document.write(" w wyrazie nie wystepuje litera a");
  18.  
  19. </script>
  20. </body>
  21. </html>
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