เขียนโปรแกรมคำนวนหาผลบวกของอนุกรมต่อไปนี่
sum = 1.0/1+1.0/2+1.0/3+1.0/4+...1.0/n

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
int n = Integer.parseInt(tfInput.getText());
double b = 1.0;
double sum = 0;
for (int i = 1; i <= n; i++) {
sum += b / i;
lblResult.setText(String.valueOf(sum));
}
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ecm titanium, ct-t-t-t-t-t-t-t-t-t-t-t-t-t-t-t-t-t-t
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