z2_14.java

java 源代码 Java语言程序设计第二版 主编 张思民

public class z2_14 {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		int m, k, i, n = 0;
		boolean flag;
		for (m = 1; m <= 100; m=m+2) {
			flag = true;
			k = (int)Math.sqrt(m);
			for (i = 2; i <= k; i++) 
				if (m % i == 0) {
					flag = false;
					break;
				}			
	
		if (flag) {
			System.out.print(m + " ");
			n = n + 1;
		}
		if (n % 10 == 0)
			System.out.println();
}

}
}