package grade;
import java.util.Scanner;
public class Lambda {
public static void main(String[] args) {
new Byul();
}
}
class Byul {
private Scanner sc;
Byul() {
this.main();
sc.close();
}
private void main() {
int[] r = new int[16];
for (int i = 0; i < 16; i++) {
r[i] = (int) (Math.random() * 16) + 1;
for (int j = 0; j < i; j++) {
if (r[i] == r[j]) {
i--;
}
}
}
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 16; i++) {
sb.append((i != 15) ? r[i] + " " : r[i]);
}
String source = sb.toString();
this.sc = new Scanner(source);
sb.setLength(0);
int[][] t = new int[4][4];
for (int i = 0; i < 4; i++) {
for (int j = 0; j < 4; j++) {
t[i][j] = sc.nextInt();
}
}
for (int i = 0; i < 4; i++) {
for (int j = 0; j < 4; j++) {
sb.append(t[i][j]);
sb.append((j != 3) ? "\t" : "\n");
}
}
System.out.println(sb);
}
}
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