public Input searchByString(String strSearch) {
Input srch = first;
while (srch != null) {
if (strSearch.compareTo(srch.getStr())!=0)
srch = srch.next;
else return srch;
}
return null;
}
public Input searchByAge (int age) {
Input adr = first;
while (adr != null) {
if (age != adr.getAlter())
adr = adr.getNext();
else return adr;
}
return null;
}