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- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="utf-8" />
- <title>zadanie </title>
- <style>
- </style>
- </head>
- <body>
- <div>
- <script type="text/javascript">
- var n = 50;
- function definiuj()
- {
- tab = new Array(n);
- }
- function losuj()
- {
- for(var i = 0; i < n; i++)
- tab[i]=Math.floor(Math.random()*99+1);
- }
- function wyswietl ()
- {
- for(var i = 0; i < n; i++)
- if(tab[i] % 2 == 0){
- document.write("<b>"+tab[i]+"</b>"+" ");
- }
- else{
- document.write(tab[i]+" ");
- }
- }
- function srednia(){
- var il = 0;
- var suma = 0;
- for(var i = 0; i < n; i++){
- if(tab[i] % 2 == 0){
- il++;
- suma += tab[i];
- }
- }
- console.log(il);
- console.log(suma);
- suma = suma / il;
- return suma;
- }
- document.write("Losowa <1;99> zawartość tablicy 50 elementowej " + ":<br />");
- definiuj();
- losuj();
- wyswietl();
- document.write("<br />Średnia elementów parzystych tablicy: "+srednia());
- </script>
- </div>
- </body>
- </html>
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