Java求100-200之间的素数,并放到数组中打印出来

package practice;

public class Test2 {
    public static void main(String[] args) {
        //求100-200之间的素数,并放到数组中打印出来
        SuNumber();
    }

    public static void SuNumber() {
        int i;
        int count = 0;
        boolean flag = true;
        for (i = 100; i <= 200; i++) {
            //100,101,102
            flag = true;   //信号位,默认是素数
            for (int j = 2; j <= i / 2; j++) {
                if (i % j == 0) {//条件成立则不是素数
                    flag = false;
                    break;
                }
            }
            if (flag == true) {//flag成立则是素数
                count++;
            }
        }
        int[] SuNumbers = new int[count];
        int n = 0;
        for (i = 100; i <= 200; i++) {
            flag = true;
            for (int j = 2; j <= i / 2; j++) {
                if (i % j == 0) {//条件成立则不是素数
                    flag = false;
                    break;
                }
            }
            if (flag == true) {
                SuNumbers[n] = i;
                n++;
            }
        }//foreach 循环打印数组
        for (int x : SuNumbers) {
            System.out.println(x);
        }
    }

}

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转载自blog.csdn.net/qq_51438138/article/details/122987588