二维数组
package array;
public class ArrayDemo04 {
public static void main(String[] args) {
int[][] array = {{1,2},{2,3},{3,4},{4,5}};
// printArray(array[0]);
// System.out.println(array[2][0]);
for (int i = 0; i < array.length; i++) {
for (int j = 0; j < array[i].length; j++) {
System.out.println(array[i][j]);
}
}
}
public static void printArray(int[] arrays){
for (int i = 0; i < arrays.length; i++){
System.out.print(arrays[i]+"");
}
}
}

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