class alphabet
{
private int x,l,i,j;
char b;

public alphabet()
{
// initialise instance variables
x = 0;
}


public void arrange(String a)
{
l=a.length();
for(i=65;i<=90;i++)
{
for(j=0;j {
b=a.charAt(j);
x=b;
if(x==i || x==i+32)
System.out.print(b);
}
}
}
}

---