问题
问答题
阅读下列程序,写出程序运行结果。
public class C3302
public static void main(String[] args)
int[][]a=1,2,3,4,5,6;
System.out.println(a.length+","+a[0].length+","+a[1][1]);
f3302(s[0],s[1]);
System. out. println(s[0]+","+s[1]);
String s1="abc",s2="123";
s1+="xyz";
s2. concat("xyz");
System. out. println(s1+","+s2);
static void f3302(String x,String y)
String z=x;x=y;y=z;
答案
参考答案:运行结果:
2,3,5
a,b
abcxyz,123