class ShuZu {
public static void main(String[] args) {
int arr[][] = {{1,2,3},{4,5},{6,7,8,9}};
bianLi(arr);
}
public static void bianLi (int arr[][]) {
for(int i = 0;i < arr.length;i++) {
for (int j = 0;j < arr[i].length ;j++ ) {
System.out.print(arr[i][j] + " ");
}
System.out.println();
}
}
}
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