<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8"/>
<script>
function pwhile(lp,n){
var wynik = 0;
var i = 0;
while(i<n){
wynik = wynik + (lp + i);
i++;
}
return wynik;
}
function pfor(lp,n){
var i;
var wynik1 = 0;
for(i=0;i<n;i++){
wynik1 = wynik1 + (lp + i);
}
return wynik1
}
function pdowhile(lp,n){
var wynik2 = 0;
var i = 0;
do{
wynik2 = wynik2 +(lp + i);
i++;
}
while(i<n);
return wynik2;
}
function oblicz(){
var a = parseFloat(document.getElementById("a").value);
var b = parseFloat(document.getElementById("b").value);
document.getElementById("d1").innerHTML = "Pętla while: " + pwhile(a,b);
document.getElementById("d2").innerHTML = "Pętla for: " + pfor(a,b);
document.getElementById("d3").innerHTML = "Pętla do while: " + pdowhile(a,b);
}
</script>
<body>
<form>
Podaj liczbę początkową:
<input type="text" id="a"><br/>
Podaj ilość liczb:
<input type="text" id="b"><br/>
<button type="button" id="b1" onclick="oblicz()">Oblicz</button>
</form>
<div id="d1"></div>
<div id="d2"></div>
<div id="d3"></div>
</body>
</html>
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