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def fibonacci(n):
    if n <= :
        return []
    elif n == :
        return []
    elif n == :
        return [, ]
    else:
        fib = [, ]
        for i in range(, n):
            fib.append(fib[i-] + fib[i-])
        return fib

def fibonacci(n):
    if n <= :
        return []
    fib = [, ]
    while len(fib) < n:
        fib.append(fib[-] + fib[-])
    return fib[:n]

public class Student {
    private String name;
    private int age;
    private String major;

    public Student(String name, int age, String major) {
        this.name = name;
        this.age = age;
        this.major = major;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    // 省略其他 getter 和 setter
}

import lombok.Data;

@Data
public class Student {
    private final String name;
    private final int age;
    private final String major;

    public Student(String name, int age, String major) {
        if (name == null || name.isEmpty()) {
            throw new IllegalArgumentException("Name cannot be null or empty");
        }
        if (major == null || major.isEmpty()) {
            throw new IllegalArgumentException("Major cannot be null or empty");
        }
        this.name = name;
        this.age = age;
        this.major = major;
    }
}

function unique(arr) {
    let result = [];
    for (let i = ; i < arr.length; i++) {
        if (result.indexOf(arr[i]) === -) {
            result.push(arr[i]);
        }
    }
    return result;
}

const unique = arr => [...new Set(arr)];