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分享public class RandomTest
{
public static void main(String[] args)
{
for (int i = 0; i < 7; i++)
//(int)是将(Math.random()*37)转化成整型输出
System.out.println((int)(Math.random()*37));
}
}
Random rdm = new Random();
for(int i=0;i<7;i++)
{
System.out.println(rdm.nextInt(36)+1);
}
import java.util.*;
public class Test
{
public static void main(String[] args)
{
Random rand = new Random();
for(int i = 0;i < 7;i++)
{
System.out.println(rand.nextInt(36)+1);
}
}
}
import java.util.*;
public class TestRandom {
public static void main(String[] args) {
final int CON = 36;
final int REQ = 7;
Set set = new TreeSet();
for(int i=0; set.size()<REQ; i++) {
set.add((int)(Math.random() * CON) + 1);
}
System.out.println(set);
}
}