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  • 第四周作业

    package first;
    /*
     * 纯随机数发生器
     * 生成1000个随机整数
     */
    public class TestRandom {
        public static void main(String[] args) {
            // TODO Auto-generated method stub
            long seed = System.currentTimeMillis();// 种子
            int i;
            int count = 0;
            // Modulus=231-1=int.MaxValue
            // Multiplier=75=16807
            long random = (16807 * seed) % Integer.MAX_VALUE;
            for (i = 1; i <= 1000; i++) {
                random = (16807 * random) % Integer.MAX_VALUE;
                System.out.print(random + " ");
                count++;
                if (count % 5 == 0)
                    System.out.println();
            }
        }
    }
    

      

    动手动脑二

    package first;
    
    public class MethodOverload {
    
        public static void main(String[] args) {
            System.out.println("The square of integer 7 is " + square(7));
            System.out.println("
    The square of double 7.5 is " + square(7.5));
        }
    
        public static int square(int x) {
            return x * x;
        }
    
        public static double square(double y) {
            return y * y;
        }
    }
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  • 原文地址:https://www.cnblogs.com/baixiaoli/p/9787405.html
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