public?class?累加
{
private?static?Scanner?sc=new?Scanner(System.in);
public?static?void?main(String[]?args)?
{
System.out.println("\n\t\t==========累加和==========\n");
init();
}//初始化!
private?static?void?init()
{
for?(;?;?)
{
add(input());
}
}
//錄入鍵盤值!
private?static?int?input()
{
int?a=sc.nextInt();
return?a;
}
//累加!
private?static?void?add(int?x)
{
int?tem=0,i=0;
while(i<=x)
{
if(i%2!=0)
{
tem+=i;
}
i++;
}
System.out.println("奇數累加和="+tem);
}
}