【array】import java.util.Random;
public class Main {
public static void main(String... args) {
Random rand = new Random();
int[] a = new int[100];
for (int i = 0; i < 100; i++) {
a[i] = rand.nextInt(100);
System.out.print(a[i] + ", ");
if ((i + 1) % 10 == 0) {
System.out.println();
}
}
}
}
