【问题标题】:How do I format an array with 1000 random numbers from 10-99?如何格式化具有 10-99 的 1000 个随机数的数组?
【发布时间】:2015-12-05 00:46:52
【问题描述】:

这可以在一行上打印数字,但我想格式化数组,以便每行有 20 个数字。我该怎么做呢?

Random r = new Random();

int[] myArray = new int[1000];        
for (int counter = 0; counter < myArray.length; counter++) {
    int store = 10 + r.nextInt(89);
    myArray[counter] = store;
    System.out.print(myArray[counter]);
}

【问题讨论】:

    标签: arrays random numbers


    【解决方案1】:
    Random r = new Random();
    
    int[] myArray = new int[1000];        
    for (int counter = 0; counter < myArray.length; counter++) {
        int store = 10 + r.nextInt(89);
        myArray[counter] = store;
        if(counter != 0 && counter % 20 == 0)
            System.out.print("\n");
        System.out.print(myArray[counter] + " ");
    }
    

    【讨论】:

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