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  1.  

  2. package forum;
    import java.util.ArrayList;
    import java.util.Arrays;
    import java.util.Random;
    public class soal1 {
    public static void main(String[] args) {
    // TODO Auto-generated method stub
    Random rand = new Random();
    int[] a = new int[5];
    int i, j;
    a[0] = rand.nextInt(11);
    for (i = 1; i < 5; i++) {
    {
    a[i] = rand.nextInt(11);
    for (int j2 = 0; j2 < i; j2++) {
    if (a[j2] == a[i])
    i–;
    }
    }
    }
    for (int k = 0; k < 5; k++) {
    System.out.println(a[k]);
    }
    }
    }

  3. package package1;

    import java.util.Random;

    public abstract class Ta {

    public static void main(String[] args) {
    int[] a=new int[5];
    Random rand=new Random();
    a[0]=rand.nextInt(10);
    System.out.println(a[0]);
    int i=0;
    while(i<4)
    {
    int temp=rand.nextInt(10);
    int n=0;
    while(n<=i) {
    if(a[n]!=temp) {
    n++;
    }
    else
    break;
    }

    if(n==i+1) {
    i++;
    a[i]=temp;
    System.out.println(a[i]);
    }
    }
    }

    }

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