public static void main(String[] args) {
//定义一个标识
boolean isflag = true;
for (int i = 2;i <= 100;i++) {
for (int j = 2;j <= Math.sqrt(i);j++) {
//判断是否被除尽
if (i % j == 0) {
isflag = false;
break;
}
}
if (isflag == true) {
System.out.println("质数:" + i);
}
//重置标识
isflag = true;
}
}
02-15
4451
