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¥7个ä¸ç¸åçç¨ä½ä»ä¹ç?(çæç7个éæºè·è¿è¾å
¥ç7个è¦ä¸ä¸æ ·?)---------------------------ä¸é¢ç代ç å¯ä»¥çæ7个ä¸ç¸åç1-30(ä¸å
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æ¬30çè¯ å§ä¸é¢ç30æ¹æ31)çéæºæ° System.Collections.ArrayList ary = new System.Collections.ArrayList(7);
Random random = new Random();
for (int i = 0; i < 7; i++)
{
int num = random.Next(1, 30);
if (ary.Contains(num))
{
i--;
continue;
}
ary.Add((object)num);
}
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