[程式]利用Random來做亂數密碼 | 聰明的生活2

java.util.Random r = new java.util.Random (); int rnd = 0; for (int x = 0 ; x < 100 ; x ++) { for (int i = 0 ; i < 7;i++) { if (RandomPW.getNumChar (r)) { rnd = r.nextInt (9); System.out.print (rnd); } else ...

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