public class Demo1 {
String[] names = new String[30];
public void l(String name) {
for (int i = 0; i < names.length; i++) {
if (names[i] == null) {
names[i] = name;
break;
}
}
}
public void show() {
for (int i = 0; i < names.length; i++) {
System.out.println(names[i]);
}
}
public boolean l(int start, int end, String name) {
boolean find = false;
for (int i = start - 1; i < end; i++) {
if (names[i].equals(name)) {
find = true;
break;
}
}
return find;
}
}
</pre><pre name="code" class="java">
</pre><pre name="code" class="java"><pre name="code" class="java">import java.util.Scanner;
public class Demo2 {
public static void main(String[] args) {
Demo1 s = new Demo1();
Scanner input = new Scanner(System.in);
for (int i = 0; i < 5; i++) {
System.out.println("输入学生姓名:");
String newname = input.next();
s.l(newname);
}
s.show();
System.out.println("输入要查找的学生姓名:");
String a = input.next();
if (s.l(1, 5, a)) {
System.out.println("找到了");
} else {
System.out.println("没找到");
}
}
}
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