java语言输出Fibonacci数列：1 1 2 3 5 8 13....直到55

public void Fibonacci(){
    int i=1;
    int j=1;
    int sum=1;
    while (i<55){
        if (i==1&j==1){
            System.out.println(i);
            System.out.println(j);
        }
        else
            System.out.println(sum);
        sum =i+j;
        i=j;
        j=sum;
    }
}