public class 練習矩陣0804 {
public static void main(String[] args) {
int x[];
int y[];
x= new int [10];
y= new int [5];
for(int i =0 ;i < x.length ; i++){
System.out.println(i);
}
int a=0;
while (a<10){
System.out.println(a+ ",");
a++;
System.out.println(a);
}
}
}
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